All Bank Files PDF

All renditions to all questions The LaTex code that creates this quiz is released to the Public Domain Attribution for each question is documented in the Appendix https://bitbucket.org/Guy_vandegrift/qbwiki/wiki/Home...

All renditions to all questions The LaTex code that creates this quiz is released to the Public Domain Attribution for each question is documented in the Appendix https://bitbucket.org/Guy_vandegrift/qbwiki/wiki/Home https://en.wikiversity.org/wiki/Quizbank This is a mixed quiz. Tuesday 1st January, 2019 Though posted on Wikiversity, this document was created without wikitex using Python to write LaTeX markup. With a bit more development it will be possible for users to download and use software that permits the modification and printing of this document from the users own computer. Contents 1 a02 1Dkinem definitions 6 1.1 Renditions.................................................. 6 2 a02 1Dkinem equations 13 2.1 Renditions.................................................. 14 3 a03 2Dkinem 2dmotion 21 3.1 Renditions.................................................. 22 4 a03 2Dkinem smithtrain 31 4.1 Renditions.................................................. 31 5 a04DynForce Newton forces 39 5.1 Renditions.................................................. 40 6 a04DynForce Newton sled 48 6.1 Renditions.................................................. 49 7 a04DynForce Newton tensions 57 7.1 Renditions.................................................. 59 8 a05frictDragElast 3rdLaw 73 8.1 Renditions.................................................. 75 9 a06uniformCircMotGravitation friction 90 9.1 Renditions.................................................. 91 10 a06uniformCircMotGravitation proof 101 1 11 a07energy cart1 104 11.1 Renditions.................................................. 104 12 a07energy cart2 121 12.1 Renditions.................................................. 122 13 a08linearMomentumCollisions 137 13.1 Renditions.................................................. 138 14 a09staticsTorques torque 147 14.1 Renditions.................................................. 148 15 a10rotationalMotionAngMom dynamics 185 15.1 Renditions.................................................. 186 16 a11fluidStatics buoyantForce 198 16.1 Renditions.................................................. 199 17 a12fluidDynamics pipeDiameter 210 17.1 Renditions.................................................. 211 18 a13TemperatureKineticTheoGasLaw 222 18.1 Renditions.................................................. 223 19 a14HeatTransfer specifHeatConduct 231 19.1 Renditions.................................................. 232 20 a15Thermodynamics heatEngine 239 20.1 Renditions.................................................. 240 21 a16OscillationsWaves amplitudes 251 21.1 Renditions.................................................. 251 22 a17PhysHearing echoString 256 22.1 Renditions.................................................. 256 23 a18ElectricChargeField findE 261 23.1 Renditions.................................................. 262 24 a19ElectricPotentialField Capacitance 273 24.1 Renditions.................................................. 274 25 a19ElectricPotentialField KE PE 283 25.1 Renditions.................................................. 284 26 a20ElectricCurrentResistivityOhm PowerDriftVel 291 26.1 Renditions.................................................. 292 27 a21CircuitsBioInstDC circAnalQuiz1 299 28 a21CircuitsBioInstDC circuits 302 28.1 Renditions.................................................. 303 29 a21CircuitsBioInstDC RCdecaySimple 317 29.1 Renditions.................................................. 317 30 a22Magnetism forces 321 30.1 Renditions.................................................. 322 31 a23InductionACcircuits Q1 325 31.1 Renditions.................................................. 325 32 a25GeometricOptics image 329 33 a25GeometricOptics thinLenses 331 33.1 Renditions.................................................. 331 34 a25GeometricOptics vision 338 35 AstroApparentRetroMotion 339 36 AstroAtmosphericLoss 340 37 AstroChasingPluto 342 38 AstroGalileanMoons 347 39 AstroJupiter 348 40 AstroKepler 350 41 AstroLunarphasesAdvancedB 352 42 AstroLunarphasesSimple 360 43 AstroMars 362 44 AstroMercury 364 45 AstroMirandaTitan 365 46 AstroPlanetaryScience 366 47 AstroPluto and planetary mass 367 48 AstroPtolCopTycho 368 49 AstroSizeWhitdwrfNeutstarQSO 369 50 AstroStarCluster 373 51 AstroStellarMeasurements 374 52 AstroVenus 377 53 AstroWikipediaAstronomy 378 54 AstroWikipediaAstronomy2 381 55 AstroWikipSidereNunc 383 56 AstroWikipSolSys1 385 57 AstroWikipSolSys2 387 58 AstroWikipStar 389 59 b antikythera 392 60 b busyBeaver 394 61 b ComputerWikipedia 396 62 b ecliptic quiz1 398 63 b globalWarming 1 399 64 b globalWarming 2 401 65 b globalWarming 3 403 66 b globalWarming 4 405 67 b industrialRevolution 407 68 b motionSimpleArithmetic 410 69 b nuclearPower 1 412 70 b nuclearPower 2 415 71 b photoelectricEffect 417 72 b QuantumTimeline 418 73 b saros quiz1 419 74 b velocityAcceleration 421 75 b waves PC 423 76 b WhyIsSkyDarkAtNight 426 77 c07energy lineIntegral 427 77.1 Renditions.................................................. 427 78 c16OscillationsWaves calculus 440 79 c18ElectricChargeField lineCharges 441 80 c19ElectricPotentialField GaussLaw 444 81 c19ElectricPotentialField SurfaceIntegral 445 81.1 Renditions.................................................. 445 82 c22Magnetism ampereLaw 459 82.1 Renditions.................................................. 460 83 c22Magnetism ampereLawSymmetry 482 83.1 Renditions.................................................. 483 84 c24ElectromagneticWaves displacementCurrent 497 84.1 Renditions.................................................. 498 85 d Bell.binomial 514 86 d Bell.partners 517 87 d Bell.photon 520 88 d Bell.polarization 524 89 d Bell.solitaire 528 90 d Bell.Venn 529 91 d cp2.10 531 91.1 Renditions.................................................. 534 92 d cp2.11 579 92.1 Renditions.................................................. 580 93 d cp2.12 614 93.1 Renditions.................................................. 617 94 d cp2.13 666 94.1 Renditions.................................................. 668 95 d cp2.14 704 95.1 Renditions.................................................. 706 96 d cp2.15 730 96.1 Renditions.................................................. 732 97 d cp2.16 761 97.1 Renditions.................................................. 763 98 d cp2.5 788 98.1 Renditions.................................................. 790 99 d cp2.6 816 99.1 Renditions.................................................. 817 100d cp2.7 848 100.1Renditions.................................................. 850 101d cp2.8 892 101.1Renditions.................................................. 893 102d cp2.9 910 102.1Renditions.................................................. 912 103d cp2.gaussC 948 104Attribution 949 1 a02 1Dkinem definitions 1. A car traveling at 35.3 miles/hour stops in 4.3 seconds. What is the average acceleration?1 A. 2.06 x 100 m/s2 B. 3.67 x 100 m/s2 C. 6.53 x 100 m/s2 D. 1.16 x 101 m/s2 E. 2.06 x 101 m/s2 1. A car completes a complete circle of radius 3.1 miles at a speed of 51 miles per hour. How many minutes does it take?2 A. 7.25 x 100 minutes B. 9.66 x 100 minutes C. 1.29 x 101 minutes D. 1.72 x 101 minutes E. 2.29 x 101 minutes 1. A car traveling at 21.3 mph increases its speed to 24.2 mph in 1.4seconds. What is the average acceleration?3 A. 9.26 x 10-1 m/s2 B. 1.65 x 100 m/s2 C. 2.93 x 100 m/s2 D. 5.21 x 100 m/s2 E. 9.26 x 100 m/s2 1. Mr. Smith is backing his car at a speed of 3.28 mph when he hits a cornfield (seed corn). In the course of 1.92 seconds he stops, puts his car in forward drive, and exits the field at a speed of 5.66 mph. What was the ”magnitude” ( absolute value) of his acceleration?4 A. 2.94 x 100 miles per hour per second B. 3.7 x 100 miles per hour per second C. 4.66 x 100 miles per hour per second D. 5.86 x 100 miles per hour per second E. 7.38 x 100 miles per hour per second 1.1 Renditions a02 1Dkinem definitions Q1 1. A car traveling at 33.5 miles/hour stops in 7.9 seconds. What is the average acceleration? A. 3.37 x 10-1 m/s2 B. 5.99 x 10-1 m/s2 C. 1.07 x 100 m/s2 D. 1.9 x 100 m/s2 E. 3.37 x 100 m/s2 2. A car traveling at 75.4 miles/hour stops in 1.9 seconds. What is the average acceleration? A. 1.77 x 101 m/s2 B. 3.15 x 101 m/s2  C. 5.61 x 101 m/s2 D. 9.98 x 101 m/s2 E. 1.77 x 102 m/s2 3. A car traveling at 77.8 miles/hour stops in 6.4 seconds. What is the average acceleration? A. 3.06 x 100 m/s2 B. 5.43 x 100 m/s2 C. 9.66 x 100 m/s2 D. 1.72 x 101 m/s2 E. 3.06 x 101 m/s2 4. A car traveling at 38.1 miles/hour stops in 2.1 seconds. What is the average acceleration? A. 4.56 x 100 m/s2 B. 8.11 x 100 m/s2 C. 1.44 x 101 m/s2 D. 2.56 x 101 m/s2 E. 4.56 x 101 m/s2 5. A car traveling at 34.5 miles/hour stops in 1.7 seconds. What is the average acceleration? A. 9.07 x 10-1 m/s2 B. 1.61 x 100 m/s2 C. 2.87 x 100 m/s2 D. 5.1 x 100 m/s2 E. 9.07 x 100 m/s2 6. A car traveling at 54 miles/hour stops in 5.2 seconds. What is the average acceleration? A. 4.64 x 100 m/s2 B. 8.26 x 100 m/s2 C. 1.47 x 101 m/s2 D. 2.61 x 101 m/s2 E. 4.64 x 101 m/s2 7. A car traveling at 42.8 miles/hour stops in 7.5 seconds. What is the average acceleration? A. 8.07 x 10-1 m/s2 B. 1.43 x 100 m/s2 C. 2.55 x 100 m/s2 D. 4.54 x 100 m/s2 E. 8.07 x 100 m/s2 8. A car traveling at 44.6 miles/hour stops in 1.8 seconds. What is the average acceleration? A. 1.11 x 100 m/s2 B. 1.97 x 100 m/s2 C. 3.5 x 100 m/s2 D. 6.23 x 100 m/s2 E. 1.11 x 101 m/s2 a02 1Dkinem definitions Q2 1. A car completes a complete circle of radius 2.9 miles at a speed of 42.2 miles per hour. How many minutes does it take? A. 2.59 x 101 minutes B. 3.45 x 101 minutes C. 4.61 x 101 minutes D. 6.14 x 101 minutes E. 8.19 x 101 minutes 2. A car completes a complete circle of radius 3 miles at a speed of 62.1 miles per hour. How many minutes does it take? A. 1.37 x 101 minutes B. 1.82 x 101 minutes C. 2.43 x 101 minutes D. 3.24 x 101 minutes E. 4.32 x 101 minutes 3. A car completes a complete circle of radius 1.2 miles at a speed of 66.2 miles per hour. How many minutes does it take? A. 3.84 x 100 minutes B. 5.12 x 100 minutes C. 6.83 x 100 minutes D. 9.11 x 100 minutes E. 1.22 x 101 minutes 4. A car completes a complete circle of radius 2.2 miles at a speed of 63.6 miles per hour. How many minutes does it take? A. 9.78 x 100 minutes B. 1.3 x 101 minutes C. 1.74 x 101 minutes D. 2.32 x 101 minutes E. 3.09 x 101 minutes 5. A car completes a complete circle of radius 1.7 miles at a speed of 55.1 miles per hour. How many minutes does it take? A. 1.16 x 101 minutes B. 1.55 x 101 minutes C. 2.07 x 101 minutes D. 2.76 x 101 minutes E. 3.68 x 101 minutes 6. A car completes a complete circle of radius 2.6 miles at a speed of 63.7 miles per hour. How many minutes does it take? A. 8.65 x 100 minutes B. 1.15 x 101 minutes  C. 1.54 x 101 minutes D. 2.05 x 101 minutes E. 2.74 x 101 minutes 7. A car completes a complete circle of radius 1.2 miles at a speed of 42 miles per hour. How many minutes does it take? A. 3.41 x 100 minutes B. 4.54 x 100 minutes C. 6.06 x 100 minutes D. 8.08 x 100 minutes E. 1.08 x 101 minutes 8. A car completes a complete circle of radius 3 miles at a speed of 67.5 miles per hour. How many minutes does it take? A. 5.3 x 100 minutes B. 7.07 x 100 minutes C. 9.42 x 100 minutes D. 1.26 x 101 minutes E. 1.68 x 101 minutes a02 1Dkinem definitions Q3 1. A car traveling at 33.8 mph increases its speed to 38.3 mph in 6.7seconds. What is the average acceleration? A. 9.49 x 10-2 m/s2 B. 1.69 x 10-1 m/s2 C. 3 x 10-1 m/s2 D. 5.34 x 10-1 m/s2 E. 9.49 x 10-1 m/s2 2. A car traveling at 34.7 mph increases its speed to 37.7 mph in 1.2seconds. What is the average acceleration? A. 1.99 x 10-1 m/s2 B. 3.53 x 10-1 m/s2 C. 6.28 x 10-1 m/s2 D. 1.12 x 100 m/s2 E. 1.99 x 100 m/s2 3. A car traveling at 29.4 mph increases its speed to 32.7 mph in 5.3 seconds. What is the average acceleration? A. 8.8 x 10-2 m/s2 B. 1.57 x 10-1 m/s2 C. 2.78 x 10-1 m/s2 D. 4.95 x 10-1 m/s2 E. 8.8 x 10-1 m/s2 4. A car traveling at 33.2 mph increases its speed to 35.8 mph in 4.9 seconds. What is the average acceleration? A. 1.33 x 10-1 m/s2 B. 2.37 x 10-1 m/s2 C. 4.22 x 10-1 m/s2 D. 7.5 x 10-1 m/s2 E. 1.33 x 100 m/s2 5. A car traveling at 30.4 mph increases its speed to 32.9 mph in 6.9 seconds. What is the average acceleration? A. 5.12 x 10-2 m/s2 B. 9.11 x 10-2 m/s2 C. 1.62 x 10-1 m/s2 D. 2.88 x 10-1 m/s2 E. 5.12 x 10-1 m/s2 6. A car traveling at 32.9 mph increases its speed to 35.1 mph in 4.6 seconds. What is the average acceleration? A. 2.14 x 10-1 m/s2 B. 3.8 x 10-1 m/s2 C. 6.76 x 10-1 m/s2 D. 1.2 x 100 m/s2 E. 2.14 x 100 m/s2 7. A car traveling at 38.9 mph increases its speed to 43.7 mph in 3 seconds. What is the average acceleration?  A. 2.26 x 10-1 m/s2 B. 4.02 x 10-1 m/s2 C. 7.15 x 10-1 m/s2 D. 1.27 x 100 m/s2 E. 2.26 x 100 m/s2 8. A car traveling at 27 mph increases its speed to 29.5 mph in 5.4 seconds. What is the average acceleration? A. 2.07 x 10-1 m/s2 B. 3.68 x 10-1 m/s2 C. 6.54 x 10-1 m/s2 D. 1.16 x 100 m/s2 E. 2.07 x 100 m/s2 a02 1Dkinem definitions Q4 1. Mr. Smith is backing his car at a speed of 2.42 mph when he hits a cornfield (seed corn). In the course of 2.35 seconds he stops, puts his car in forward drive, and exits the field at a speed of 6.1 mph. What was the ”magnitude” ( absolute value) of his acceleration? A. 2.29 x 100 miles per hour per second B. 2.88 x 100 miles per hour per second C. 3.63 x 100 miles per hour per second D. 4.56 x 100 miles per hour per second E. 5.75 x 100 miles per hour per second 2. Mr. Smith is backing his car at a speed of 3.06 mph when he hits a cornfield (seed corn). In the course of 1.29 seconds he stops, puts his car in forward drive, and exits the field at a speed of 5.6 mph. What was the ”magnitude” ( absolute value) of his acceleration? A. 3.36 x 100 miles per hour per second B. 4.24 x 100 miles per hour per second C. 5.33 x 100 miles per hour per second D. 6.71 x 100 miles per hour per second E. 8.45 x 100 miles per hour per second 3. Mr. Smith is backing his car at a speed of 2.33 mph when he hits a cornfield (seed corn). In the course of 1.22 seconds he stops, puts his car in forward drive, and exits the field at a speed of 6.68 mph. What was the ”magnitude” ( absolute value) of his acceleration? A. 2.94 x 100 miles per hour per second B. 3.7 x 100 miles per hour per second C. 4.66 x 100 miles per hour per second D. 5.87 x 100 miles per hour per second E. 7.39 x 100 miles per hour per second 4. Mr. Smith is backing his car at a speed of 3.12 mph when he hits a cornfield (seed corn). In the course of 2.39 seconds he stops, puts his car in forward drive, and exits the field at a speed of 6.32 mph. What was the ”magnitude” ( absolute value) of his acceleration? A. 3.95 x 100 miles per hour per second B. 4.97 x 100 miles per hour per second C. 6.26 x 100 miles per hour per second D. 7.88 x 100 miles per hour per second E. 9.92 x 100 miles per hour per second 5. Mr. Smith is backing his car at a speed of 3.57 mph when he hits a cornfield (seed corn). In the course of 2.8 seconds he stops, puts his car in forward drive, and exits the field at a speed of 6.75 mph. What was the ”magnitude” ( absolute value) of his acceleration? A. 1.85 x 100 miles per hour per second B. 2.33 x 100 miles per hour per second C. 2.93 x 100 miles per hour per second D. 3.69 x 100 miles per hour per second E. 4.64 x 100 miles per hour per second 6. Mr. Smith is backing his car at a speed of 2.39 mph when he hits a cornfield (seed corn). In the course of 2.94 seconds he stops, puts his car in forward drive, and exits the field at a speed of 5.12 mph. What was the ”magnitude” ( absolute value) of his acceleration? A. 1.61 x 100 miles per hour per second B. 2.03 x 100 miles per hour per second C. 2.55 x 100 miles per hour per second D. 3.22 x 100 miles per hour per second E. 4.05 x 100 miles per hour per second 7. Mr. Smith is backing his car at a speed of 3.8 mph when he hits a cornfield (seed corn). In the course of 2.16 seconds he stops, puts his car in forward drive, and exits the field at a speed of 5.9 mph. What was the ”magnitude” ( absolute value) of his acceleration? A. 2.25 x 100 miles per hour per second B. 2.83 x 100 miles per hour per second C. 3.57 x 100 miles per hour per second D. 4.49 x 100 miles per hour per second E. 5.65 x 100 miles per hour per second 8. Mr. Smith is backing his car at a speed of 4.27 mph when he hits a cornfield (seed corn). In the course of 1.74 seconds he stops, puts his car in forward drive, and exits the field at a speed of 6.17 mph. What was the ”magnitude” ( absolute value) of his acceleration? A. 6 x 100 miles per hour per second B. 7.55 x 100 miles per hour per second C. 9.51 x 100 miles per hour per second D. 1.2 x 101 miles per hour per second E. 1.51 x 101 miles per hour per second 2 a02 1Dkinem equations 1. A car is accelerating uniformly at an acceleration of 4.25m/s/s. At x = 7.25m, the speed is 3.7m/s. How fast is it moving at x = 12.25 m?5 A. 7.5 m/s. B. 9 m/s. C. 10.79 m/s. D. 12.95 m/s. E. 15.54 m/s. 1. What is the acceleration if a car travelling at 10.8 m/s makes a skid mark that is 6.5 m long before coming to rest? (Assume uniform acceleration.)6 A. 5.19m/s2. B. 6.23m/s2. C. 7.48m/s2. D. 8.97m/s2. E. 10.77m/s2. 1. A train accelerates uniformly from 16 m/s to 33 m/s, while travelling a distance of 485 m. What is the ’average’ acceleration?7 A. 0.86m/s/s. B. 1.03m/s/s. C. 1.24m/s/s. D. 1.48m/s/s. E. 1.78m/s/s. 1. A particle accelerates uniformly at 11.25 m/s/s. How long does it take for the velocity to increase from 932 m/s to 1815 m/s?8 A. 45.42 s B. 54.51 s C. 65.41 s D. 78.49 s E. 94.19 s 2.1 Renditions a02 1Dkinem equations Q1 1. A car is accelerating uniformly at an acceleration of 3.75m/s/s. At x = 5.25m, the speed is 3.55m/s. How fast is it moving at x = 11.5 m? A. 3.72 m/s. B. 4.46 m/s. C. 5.36 m/s. D. 6.43 m/s. E. 7.71 m/s. 2. A car is accelerating uniformly at an acceleration of 4.05m/s/s. At x = 4m, the speed is 4.8m/s. How fast is it moving at x = 12.5 m? A. 6.66 m/s. B. 7.99 m/s. C. 9.59 m/s. D. 11.5 m/s. E. 13.8 m/s. 3. A car is accelerating uniformly at an acceleration of 3.6m/s/s. At x = 6m, the speed is 3.7m/s. How fast is it moving at x = 11.5 m? A. 6.08 m/s. B. 7.3 m/s. C. 8.76 m/s. D. 10.51 m/s. E. 12.61 m/s. 4. A car is accelerating uniformly at an acceleration of 3.6m/s/s. At x = 7.5m, the speed is 4.7m/s. How fast is it moving at x = 11.5 m? A. 4.95 m/s.  B. 5.94 m/s. C. 7.13 m/s. D. 8.56 m/s. E. 10.27 m/s. 5. A car is accelerating uniformly at an acceleration of 3.8m/s/s. At x = 4.5m, the speed is 3.6m/s. How fast is it moving at x = 11.5 m? A. 8.13 m/s. B. 9.76 m/s. C. 11.71 m/s. D. 14.06 m/s. E. 16.87 m/s. 6. A car is accelerating uniformly at an acceleration of 3.3m/s/s. At x = 5.75m, the speed is 4.95m/s. How fast is it moving at x = 13.75 m? A. 5.09 m/s. B. 6.11 m/s. C. 7.33 m/s. D. 8.79 m/s. E. 10.55 m/s. 7. A car is accelerating uniformly at an acceleration of 3.95m/s/s. At x = 5.5m, the speed is 3.85m/s. How fast is it moving at x = 11.25 m? A. 5.39 m/s. B. 6.47 m/s. C. 7.76 m/s. D. 9.31 m/s. E. 11.18 m/s. 8. A car is accelerating uniformly at an acceleration of 3.2m/s/s. At x = 7.5m, the speed is 4m/s. How fast is it moving at x = 12 m? A. 4.65 m/s. B. 5.58 m/s. C. 6.69 m/s. D. 8.03 m/s. E. 9.64 m/s. 9. A car is accelerating uniformly at an acceleration of 2.6m/s/s. At x = 5.5m, the speed is 3.2m/s. How fast is it moving at x = 13.25 m? A. 7.11 m/s. B. 8.53 m/s. C. 10.24 m/s. D. 12.28 m/s. E. 14.74 m/s. a02 1Dkinem equations Q2 1. What is the acceleration if a car travelling at 9.95 m/s makes a skid mark that is 7.5 m long before coming to rest? (Assume uniform acceleration.) A. 5.5m/s2. B. 6.6m/s2. C. 7.92m/s2. D. 9.5m/s2. E. 11.41m/s2. 2. What is the acceleration if a car travelling at 7.7 m/s makes a skid mark that is 7 m long before coming to rest? (Assume uniform acceleration.) A. 4.24m/s2. B. 5.08m/s2. C. 6.1m/s2. D. 7.32m/s2. E. 8.78m/s2. 3. What is the acceleration if a car travelling at 7.85 m/s makes a skid mark that is 6.25 m long before coming to rest? (Assume uniform acceleration.) A. 3.42m/s2. B. 4.11m/s2. C. 4.93m/s2. D. 5.92m/s2. E. 7.1m/s2. 4. What is the acceleration if a car travelling at 9.75 m/s makes a skid mark that is 8 m long before coming to rest? (Assume uniform acceleration.) A. 2.87m/s2. B. 3.44m/s2. C. 4.13m/s2. D. 4.95m/s2. E. 5.94m/s2. 5. What is the acceleration if a car travelling at 8.45 m/s makes a skid mark that is 8.5 m long before coming to rest? (Assume uniform acceleration.) A. 2.43m/s2. B. 2.92m/s2. C. 3.5m/s2. D. 4.2m/s2. E. 5.04m/s2. 6. What is the acceleration if a car travelling at 10.95 m/s makes a skid mark that is 6.25 m long before coming to rest? (Assume uniform acceleration.) A. 6.66m/s2. B. 7.99m/s2.  C. 9.59m/s2. D. 11.51m/s2. E. 13.81m/s2. 7. What is the acceleration if a car travelling at 10.9 m/s makes a skid mark that is 6.25 m long before coming to rest? (Assume uniform acceleration.) A. 5.5m/s/2. B. 6.6m/s/2. C. 7.92m/s/2. D. 9.5m/s/2. E. 11.41m/s/2. 8. What is the acceleration if a car travelling at 9.8 m/s makes a skid mark that is 7.25 m long before coming to rest? (Assume uniform acceleration.) A. 3.83m/s/2. B. 4.6m/s/2. C. 5.52m/s/2. D. 6.62m/s/2. E. 7.95m/s/2. 9. What is the acceleration if a car travelling at 8.35 m/s makes a skid mark that is 8.5 m long before coming to rest? (Assume uniform acceleration.) A. 2.37m/s/2. B. 2.85m/s/2. C. 3.42m/s/2. D. 4.1m/s/2. E. 4.92m/s/2. a02 1Dkinem equations Q3 1. A train accelerates uniformly from 14.25 m/s to 29.625 m/s, while travelling a distance of 490 m. What is the ’average’ acceleration? A. 0.48m/s/s. B. 0.57m/s/s. C. 0.69m/s/s. D. 0.83m/s/s. E. 0.99m/s/s. 2. A train accelerates uniformly from 17 m/s to 35.25 m/s, while travelling a distance of 151 m. What is the ’average’ acceleration? A. 1.83m/s/s. B. 2.19m/s/s. C. 2.63m/s/s. D. 3.16m/s/s. E. 3.79m/s/s. 3. A train accelerates uniformly from 17 m/s to 29.75 m/s, while travelling a distance of 285 m. What is the ’average’ acceleration? A. 0.5m/s/s. B. 0.61m/s/s. C. 0.73m/s/s. D. 0.87m/s/s. E. 1.05m/s/s. 4. A train accelerates uniformly from 9.75 m/s to 26.875 m/s, while travelling a distance of 371 m. What is the ’average’ acceleration? A. 0.85m/s/s. B. 1.01m/s/s. C. 1.22m/s/s. D. 1.46m/s/s. E. 1.75m/s/s. 5. A train accelerates uniformly from 15.75 m/s to 30.375 m/s, while travelling a distance of 357 m. What is the ’average’ acceleration? A. 0.55m/s/s. B. 0.66m/s/s. C. 0.79m/s/s. D. 0.94m/s/s. E. 1.13m/s/s. 6. A train accelerates uniformly from 12.75 m/s to 33.125 m/s, while travelling a distance of 272 m. What is the ’average’ acceleration? A. 0.99m/s/s. B. 1.19m/s/s.  C. 1.43m/s/s. D. 1.72m/s/s. E. 2.06m/s/s. 7. A train accelerates uniformly from 9.5 m/s to 24.5 m/s, while travelling a distance of 256 m. What is the ’average’ acceleration? A. 1m/s/s. B. 1.2m/s/s. C. 1.43m/s/s. D. 1.72m/s/s. E. 2.07m/s/s. 8. A train accelerates uniformly from 10 m/s to 18.75 m/s, while travelling a distance of 263 m. What is the ’average’ acceleration? A. 0.28m/s/s. B. 0.33m/s/s. C. 0.4m/s/s. D. 0.48m/s/s. E. 0.57m/s/s. 9. A train accelerates uniformly from 17.75 m/s to 31.625 m/s, while travelling a distance of 372 m. What is the ’average’ acceleration? A. 0.77m/s/s. B. 0.92m/s/s. C. 1.1m/s/s. D. 1.33m/s/s. E. 1.59m/s/s. a02 1Dkinem equations Q4 1. A particle accelerates uniformly at 16.75 m/s/s. How long does it take for the velocity to increase from 957 m/s to 1935 m/s? A. 33.79 s B. 40.55 s C. 48.66 s D. 58.39 s E. 70.07 s 2. A particle accelerates uniformly at 10.75 m/s/s. How long does it take for the velocity to increase from 1184 m/s to 2001 m/s? A. 43.98 s B. 52.78 s C. 63.33 s D. 76 s E. 91.2 s 3. A particle accelerates uniformly at 17.25 m/s/s. How long does it take for the velocity to increase from 761 m/s to 1698 m/s? A. 45.27 s B. 54.32 s C. 65.18 s D. 78.22 s E. 93.86 s 4. A particle accelerates uniformly at 12.5 m/s/s. How long does it take for the velocity to increase from 968 m/s to 1883 m/s? A. 42.36 s B. 50.83 s C. 61 s D. 73.2 s E. 87.84 s 5. A particle accelerates uniformly at 12.5 m/s/s. How long does it take for the velocity to increase from 1173 m/s to 1878 m/s? A. 39.17 s B. 47 s C. 56.4 s D. 67.68 s E. 81.22 s 6. A particle accelerates uniformly at 11.5 m/s/s. How long does it take for the velocity to increase from 1164 m/s to 2020 m/s? A. 35.9 s B. 43.08 s  C. 51.69 s D. 62.03 s E. 74.43 s 7. A particle accelerates uniformly at 16 m/s/s. How long does it take for the velocity to increase from 981 m/s to 1816 m/s? A. 30.2 s B. 36.24 s C. 43.49 s D. 52.19 s E. 62.63 s 8. A particle accelerates uniformly at 13 m/s/s. How long does it take for the velocity to increase from 1024 m/s to 1888 m/s? A. 46.15 s B. 55.38 s C. 66.46 s D. 79.75 s E. 95.7 s 9. A particle accelerates uniformly at 16.75 m/s/s. How long does it take for the velocity to increase from 1210 m/s to 2087 m/s? A. 52.36 s B. 62.83 s C. 75.4 s D. 90.47 s E. 108.57 s 3 a03 2Dkinem 2dmotion 1. A ball is kicked horizontally from a height of 2.3 m, at a speed of 7.8m/s. How far does it travel before landing?9 A. 3.09 m. B. 3.71 m. C. 4.45 m. D. 5.34 m. E. 6.41 m. 1. A particle is initially at the origin and moving in the x direction at a speed of 3.7 m/s. It has an constant acceleration of 2.3 m/s2 in the y direction, as well as an acceleration of 0.5 in the x direction. What angle does the velocity make with the x axis at time t = 2.8 s?10 A. 51.62 degrees. B. 59.37 degrees. C. 68.27 degrees. D. 78.51 degrees.  E. 90.29 degrees. 1. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 7.29 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.75 m, and moves at a constant speed of 2.98 m/s in the +y direction. At what time do they meet?11 A. 0.24 s. B. 0.29 s. C. 0.34 s. D. 0.41 s. E. 0.5 s. 1. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 7.17 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.04 m, and moves at a constant speed of 2.52 m/s in the +y direction. What is the value of θ (in radians)?12 A. 0.27 radians. B. 0.31 radians. C. 0.36 radians. D. 0.41 radians. E. 0.47 radians. 3.1 Renditions a03 2Dkinem 2dmotion Q1 1. A ball is kicked horizontally from a height of 2.7 m, at a speed of 7.5m/s. How far does it travel before landing? A. 3.22 m. B. 3.87 m. C. 4.64 m. D. 5.57 m. E. 6.68 m. 2. A ball is kicked horizontally from a height of 2.2 m, at a speed of 9.8m/s. How far does it travel before landing? A. 6.57 m. B. 7.88 m. C. 9.46 m. D. 11.35 m. E. 13.62 m. 3. A ball is kicked horizontally from a height of 2.9 m, at a speed of 7.4m/s. How far does it travel before landing? A. 4.74 m. B. 5.69 m. C. 6.83 m. D. 8.2 m. E. 9.84 m. 4. A ball is kicked horizontally from a height of 2.6 m, at a speed of 7.7m/s. How far does it travel before landing? A. 4.67 m. B. 5.61 m. C. 6.73 m. D. 8.08 m. E. 9.69 m. 5. A ball is kicked horizontally from a height of 2.8 m, at a speed of 7.9m/s. How far does it travel before landing? A. 3.46 m. B. 4.15 m. C. 4.98 m. D. 5.97 m. E. 7.17 m. 6. A ball is kicked horizontally from a height of 3 m, at a speed of 7.6m/s. How far does it travel before landing? A. 2.87 m. B. 3.44 m. C. 4.13 m. D. 4.96 m. E. 5.95 m. 7. A ball is kicked horizontally from a height of 2.5 m, at a speed of 8.7m/s. How far does it travel before landing? A. 3.6 m. B. 4.32 m. C. 5.18 m. D. 6.21 m. E. 7.46 m. 8. A ball is kicked horizontally from a height of 2 m, at a speed of 6.2m/s. How far does it travel before landing? A. 2.75 m. B. 3.3 m. C. 3.96 m. D. 4.75 m. E. 5.7 m. 9. A ball is kicked horizontally from a height of 2 m, at a speed of 7.7m/s. How far does it travel before landing? A. 2.85 m. B. 3.42 m. C. 4.1 m. D. 4.92 m. E. 5.9 m. 10. A ball is kicked horizontally from a height of 3 m, at a speed of 10m/s. How far does it travel before landing? A. 6.52 m. B. 7.82 m. C. 9.39 m. D. 11.27 m. E. 13.52 m. a03 2Dkinem 2dmotion Q2 1. A particle is initially at the origin and moving in the x direction at a speed of 4.3 m/s. It has an constant acceleration of 2.2 m/s2 in the y direction, as well as an acceleration of 0.3 in the x direction. What angle does the velocity make with the x axis at time t = 2.8 s? A. 37.93 degrees. B. 43.62 degrees. C. 50.16 degrees. D. 57.68 degrees. E. 66.33 degrees. 2. A particle is initially at the origin and moving in the x direction at a speed of 4.3 m/s. It has an constant acceleration of 1.8 m/s2 in the y direction, as well as an acceleration of 0.3 in the x direction. What angle does the velocity make with the x axis at time t = 2.5 s? A. 36.26 degrees. B. 41.7 degrees. C. 47.96 degrees. D. 55.15 degrees. E. 63.43 degrees. 3. A particle is initially at the origin and moving in the x direction at a speed of 4.1 m/s. It has an constant acceleration of 2.3 m/s2 in the y direction, as well as an acceleration of 0.5 in the x direction. What angle does the velocity make with the x axis at time t = 2.7 s? A. 32.04 degrees. B. 36.85 degrees. C. 42.37 degrees. D. 48.73 degrees. E. 56.04 degrees. 4. A particle is initially at the origin and moving in the x direction at a speed of 3.7 m/s. It has an constant acceleration of 1.5 m/s2 in the y direction, as well as an acceleration of 0.6 in the x direction. What angle does the velocity make with the x axis at time t = 2.1 s? A. 21.32 degrees. B. 24.51 degrees. C. 28.19 degrees. D. 32.42 degrees. E. 37.28 degrees. 5. A particle is initially at the origin and moving in the x direction at a speed of 4.1 m/s. It has an constant acceleration of 1.9 m/s2 in the y direction, as well as an acceleration of 0.9 in the x direction. What angle does the velocity make with the x axis at time t = 2.4 s? A. 27.27 degrees. B. 31.37 degrees. C. 36.07 degrees. D. 41.48 degrees. E. 47.7 degrees.  6. A particle is initially at the origin and moving in the x direction at a speed of 3.9 m/s. It has an constant acceleration of 1.9 m/s2 in the y direction, as well as an acceleration of 0.5 in the x direction. What angle does the velocity make with the x axis at time t = 2.5 s? A. 37.12 degrees. B. 42.69 degrees. C. 49.09 degrees. D. 56.45 degrees. E. 64.92 degrees. 7. A particle is initially at the origin and moving in the x direction at a speed of 4 m/s. It has an constant acceleration of 1.8 m/s2 in the y direction, as well as an acceleration of 0.6 in the x direction. What angle does the velocity make with the x axis at time t = 2.7 s? A. 40.85 degrees. B. 46.98 degrees. C. 54.03 degrees. D. 62.13 degrees. E. 71.45 degrees. 8. A particle is initially at the origin and moving in the x direction at a speed of 3.8 m/s. It has an constant acceleration of 2.1 m/s2 in the y direction, as well as an acceleration of 0.6 in the x direction. What angle does the velocity make with the x axis at time t = 2.9 s? A. 31.37 degrees. B. 36.07 degrees. C. 41.48 degrees. D. 47.71 degrees. E. 54.86 degrees. 9. A particle is initially at the origin and moving in the x direction at a speed of 4.1 m/s. It has an constant acceleration of 1.5 m/s2 in the y direction, as well as an acceleration of 0.7 in the x direction. What angle does the velocity make with the x axis at time t = 2.2 s? A. 17.34 degrees. B. 19.94 degrees. C. 22.94 degrees. D. 26.38 degrees. E. 30.33 degrees. 10. A particle is initially at the origin and moving in the x direction at a speed of 3.9 m/s. It has an constant acceleration of 2.2 m/s2 in the y direction, as well as an acceleration of 0.8 in the x direction. What angle does the velocity make with the x axis at time t = 2.9 s? A. 26.14 degrees. B. 30.07 degrees. C. 34.58 degrees. D. 39.76 degrees. E. 45.73 degrees. a03 2Dkinem 2dmotion Q3 1. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 5.42 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.89 m, and moves at a constant speed of 2.26 m/s in the +y direction. At what time do they meet? A. 0.49 s. B. 0.59 s. C. 0.7 s. D. 0.84 s. E. 1.01 s. 2. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 7.03 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.12 m, and moves at a constant speed of 2 m/s in the +y direction. At what time do they meet? A. 0.15 s. B. 0.18 s. C. 0.22 s. D. 0.26 s. E. 0.31 s. 3. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 6.54 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.91 m, and moves at a constant speed of 2.42 m/s in the +y direction. At what time do they meet? A. 0.48 s. B. 0.57 s. C. 0.69 s. D. 0.83 s. E. 0.99 s. 4. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 5.43 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.49 m, and moves at a constant speed of 2.75 m/s in the +y direction. At what time do they meet? A. 0.26 s. B. 0.31 s. C. 0.37 s. D. 0.44 s. E. 0.53 s. 5. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 5.86 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.46 m, and moves at a constant speed of 2.23 m/s in the +y direction. At what time do they meet? A. 0.45 s. B. 0.54 s. C. 0.65 s. D. 0.78 s. E. 0.94 s.  6. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 6.76 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.65 m, and moves at a constant speed of 2.8 m/s in the +y direction. At what time do they meet? A. 0.21 s. B. 0.25 s. C. 0.3 s. D. 0.36 s. E. 0.43 s. 7. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 7.34 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.22 m, and moves at a constant speed of 2.91 m/s in the +y direction. At what time do they meet? A. 0.23 s. B. 0.27 s. C. 0.33 s. D. 0.4 s. E. 0.47 s. 8. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 5.49 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.35 m, and moves at a constant speed of 2.6 m/s in the +y direction. At what time do they meet? A. 0.41 s. B. 0.49 s. C. 0.58 s. D. 0.7 s. E. 0.84 s. 9. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 5.94 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.92 m, and moves at a constant speed of 2.89 m/s in the +y direction. At what time do they meet? A. 0.33 s. B. 0.39 s. C. 0.47 s. D. 0.56 s. E. 0.68 s. 10. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 6.1 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.79 m, and moves at a constant speed of 2.87 m/s in the +y direction. At what time do they meet? A. 0.43 s. B. 0.52 s. C. 0.62 s. D. 0.75 s. E. 0.9 s. a03 2Dkinem 2dmotion Q4 1. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 5.15 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.05 m, and moves at a constant speed of 2.94 m/s in the +y direction. What is the value of θ (in radians)? A. 0.46 radians. B. 0.53 radians. C. 0.61 radians. D. 0.7 radians. E. 0.8 radians. 2. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 8.02 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.27 m, and moves at a constant speed of 2.5 m/s in the +y direction. What is the value of θ (in radians)? A. 0.18 radians. B. 0.21 radians. C. 0.24 radians. D. 0.28 radians. E. 0.32 radians. 3. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 5.19 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.76 m, and moves at a constant speed of 2.86 m/s in the +y direction. What is the value of θ (in radians)? A. 0.44 radians. B. 0.51 radians. C. 0.58 radians. D. 0.67 radians. E. 0.77 radians. 4. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 5.11 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.69 m, and moves at a constant speed of 2.23 m/s in the +y direction. What is the value of θ (in radians)? A. 0.26 radians. B. 0.3 radians. C. 0.34 radians. D. 0.39 radians. E. 0.45 radians. 5. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 7.18 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.15 m, and moves at a constant speed of 2.88 m/s in the +y direction. What is the value of θ (in radians)? A. 0.24 radians. B. 0.27 radians. C. 0.31 radians. D. 0.36 radians. E. 0.41 radians.  6. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 6.27 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.38 m, and moves at a constant speed of 2.94 m/s in the +y direction. What is the value of θ (in radians)? A. 0.42 radians. B. 0.49 radians. C. 0.56 radians. D. 0.65 radians. E. 0.74 radians. 7. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 5.72 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2 m, and moves at a constant speed of 2.02 m/s in the +y direction. What is the value of θ (in radians)? A. 0.21 radians. B. 0.24 radians. C. 0.27 radians. D. 0.31 radians. E. 0.36 radians. 8. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 5.42 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.27 m, and moves at a constant speed of 2.17 m/s in the +y direction. What is the value of θ (in radians)? A. 0.27 radians. B. 0.31 radians. C. 0.36 radians. D. 0.41 radians. E. 0.47 radians. 9. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 8.61 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.5 m, and moves at a constant speed of 2.43 m/s in the +y direction. What is the value of θ (in radians)? A. 0.16 radians. B. 0.19 radians. C. 0.22 radians. D. 0.25 radians. E. 0.29 radians. 10. At time, t=0, two particles are on the x axis. Particle A is (initially) at the origin and moves at a constant speed of 8.49 m/s at an angle of θ above the x-axis. Particle B is initially situated at x= 2.73 m, and moves at a constant speed of 2.09 m/s in the +y direction. What is the value of θ (in radians)? A. 0.14 radians. B. 0.16 radians. C. 0.19 radians. D. 0.22 radians. E. 0.25 radians. 4 a03 2Dkinem smithtrain 1. The Smith family is having fun on a high speed train travelling at 49.8 m/s. Mr. Smith is at the back of the train and fires a pellet gun with a muzzle speed of 22.4 m/s at Mrs. Smith who is at the front of the train. What is the speed of the bullet with respect to Earth?13 A. 14.3 m/s. B. 21.4 m/s. C. 32.1 m/s. D. 48.1 m/s. E. 72.2 m/s. 1. The Smith family is having fun on a high speed train travelling at 49.8 m/s. Mrs. Smith, who is at the front of the train, fires straight towards the back with a bullet that is going forward with respect to Earth at a speed of 26.4 m/s. What was the muzzle speed of her bullet?14 A. 15.6 m/s. B. 23.4 m/s. C. 35.1 m/s. D. 52.7 m/s. E. 79 m/s. 1. The Smith family is having fun on a high speed train travelling at 49.8 m/s. The daugher fires at Mr. Smith with a pellet gun whose muzzle speed is 29.2 m/s. She was situated across the isle, perpendicular to the length of the train. What is the speed of her bullet with respect to Earth?15 A. 17.1 m/s. B. 25.7 m/s. C. 38.5 m/s. D. 57.7 m/s. E. 86.6 m/s. 1. The Smith family got in trouble for having fun on a high speed train travelling at 49.8 m/s. Mr. Smith is charged with having fired a pellet gun at his daughter (directly across the isle) with a bullet that had a speed of 91.8 m/s with respect to Earth. How fast was the bullet going relative to the daughter (i.e. train)?16 A. 64.3 m/s. B. 77.1 m/s. C. 92.5 m/s. D. 111.1 m/s. E. 133.3 m/s. 4.1 Renditions a03 2Dkinem smithtrain Q1 1. The Smith family is having fun on a high speed train travelling at 48.8 m/s. Mr. Smith is at the back of the train and fires a pellet gun with a muzzle speed of 25.7 m/s at Mrs. Smith who is at the front of the train. What is the speed of the bullet with respect to Earth? A. 22.1 m/s. B. 33.1 m/s.  C. 49.7 m/s. D. 74.5 m/s. E. 111.8 m/s. 2. The Smith family is having fun on a high speed train travelling at 48.1 m/s. Mr. Smith is at the back of the train and fires a pellet gun with a muzzle speed of 21.1 m/s at Mrs. Smith who is at the front of the train. What is the speed of the bullet with respect to Earth? A. 13.7 m/s. B. 20.5 m/s. C. 30.8 m/s. D. 46.1 m/s. E. 69.2 m/s. 3. The Smith family is having fun on a high speed train travelling at 48.4 m/s. Mr. Smith is at the back of the train and fires a pellet gun with a muzzle speed of 20.7 m/s at Mrs. Smith who is at the front of the train. What is the speed of the bullet with respect to Earth? A. 20.5 m/s. B. 30.7 m/s. C. 46.1 m/s. D. 69.1 m/s. E. 103.7 m/s. 4. The Smith family is having fun on a high speed train travelling at 47.5 m/s. Mr. Smith is at the back of the train and fires a pellet gun with a muzzle speed of 22.5 m/s at Mrs. Smith who is at the front of the train. What is the speed of the bullet with respect to Earth? A. 46.7 m/s. B. 70 m/s. C. 105 m/s. D. 157.5 m/s. E. 236.3 m/s. 5. The Smith family is having fun on a high speed train travelling at 42.3 m/s. Mr. Smith is at the back of the train and fires a pellet gun with a muzzle speed of 25.2 m/s at Mrs. Smith who is at the front of the train. What is the speed of the bullet with respect to Earth? A. 30 m/s. B. 45 m/s. C. 67.5 m/s. D. 101.3 m/s. E. 151.9 m/s. 6. The Smith family is having fun on a high speed train travelling at 47.1 m/s. Mr. Smith is at the back of the train and fires a pellet gun with a muzzle speed of 22.9 m/s at Mrs. Smith who is at the front of the train. What is the speed of the bullet with respect to Earth? A. 31.1 m/s. B. 46.7 m/s. C. 70 m/s.  D. 105 m/s. E. 157.5 m/s. 7. The Smith family is having fun on a high speed train travelling at 47.6 m/s. Mr. Smith is at the back of the train and fires a pellet gun with a muzzle speed of 29.7 m/s at Mrs. Smith who is at the front of the train. What is the speed of the bullet with respect to Earth? A. 22.9 m/s. B. 34.4 m/s. C. 51.5 m/s. D. 77.3 m/s. E. 116 m/s. 8. The Smith family is having fun on a high speed train travelling at 47.6 m/s. Mr. Smith is at the back of the train and fires a pellet gun with a muzzle speed of 28.1 m/s at Mrs. Smith who is at the front of the train. What is the speed of the bullet with respect to Earth? A. 15 m/s. B. 22.4 m/s. C. 33.6 m/s. D. 50.5 m/s. E. 75.7 m/s. 9. The Smith family is having fun on a high speed train travelling at 47.6 m/s. Mr. Smith is at the back of the train and fires a pellet gun with a muzzle speed of 23.3 m/s at Mrs. Smith who is at the front of the train. What is the speed of the bullet with respect to Earth? A. 70.9 m/s. B. 106.4 m/s. C. 159.5 m/s. D. 239.3 m/s. E. 358.9 m/s. a03 2Dkinem smithtrain Q2 1. The Smith family is having fun on a high speed train travelling at 48.8 m/s. Mrs. Smith, who is at the front of the train, fires straight towards the back with a bullet that is going forward with respect to Earth at a speed of 20.2 m/s. What was the muzzle speed of her bullet? A. 8.5 m/s. B. 12.7 m/s. C. 19.1 m/s. D. 28.6 m/s. E. 42.9 m/s. 2. The Smith family is having fun on a high speed train travelling at 48.1 m/s. Mrs. Smith, who is at the front of the train, fires straight towards the back with a bullet that is going forward with respect to Earth at a speed of 23.9 m/s. What was the muzzle speed of her bullet? A. 16.1 m/s. B. 24.2 m/s. C. 36.3 m/s. D. 54.5 m/s. E. 81.7 m/s. 3. The Smith family is having fun on a high speed train travelling at 48.4 m/s. Mrs. Smith, who is at the front of the train, fires straight towards the back with a bullet that is going forward with respect to Earth at a speed of 29 m/s. What was the muzzle speed of her bullet? A. 8.6 m/s. B. 12.9 m/s. C. 19.4 m/s. D. 29.1 m/s. E. 43.7 m/s. 4. The Smith family is having fun on a high speed train travelling at 47.5 m/s. Mrs. Smith, who is at the front of the train, fires straight towards the back with a bullet that is going forward with respect to Earth at a speed of 25.5 m/s. What was the muzzle speed of her bullet? A. 9.8 m/s. B. 14.7 m/s. C. 22 m/s. D. 33 m/s. E. 49.5 m/s. 5. The Smith family is having fun on a high speed train travelling at 42.3 m/s. Mrs. Smith, who is at the front of the train, fires straight towards the back with a bullet that is going forward with respect to Earth at a speed of 26.3 m/s. What was the muzzle speed of her bullet? A. 7.1 m/s. B. 10.7 m/s. C. 16 m/s. D. 24 m/s. E. 36 m/s. 6. The Smith family is having fun on a high speed train travelling at 47.1 m/s. Mrs. Smith, who is at the front of the train, fires straight towards the back with a bullet that is going forward with respect to Earth at a speed of 24.4 m/s. What was the muzzle speed of her bullet? A. 6.7 m/s. B. 10.1 m/s. C. 15.1 m/s. D. 22.7 m/s. E. 34.1 m/s. 7. The Smith family is having fun on a high speed train travelling at 47.6 m/s. Mrs. Smith, who is at the front of the train, fires straight towards the back with a bullet that is going forward with respect to Earth at a speed of 27.9 m/s. What was the muzzle speed of her bullet? A. 8.8 m/s. B. 13.1 m/s. C. 19.7 m/s. D. 29.6 m/s. E. 44.3 m/s. 8. The Smith family is having fun on a high speed train travelling at 47.6 m/s. Mrs. Smith, who is at the front of the train, fires straight towards the back with a bullet that is going forward with respect to Earth at a speed of 24.1 m/s. What was the muzzle speed of her bullet? A. 7 m/s. B. 10.4 m/s. C. 15.7 m/s. D. 23.5 m/s. E. 35.3 m/s. 9. The Smith family is having fun on a high speed train travelling at 47.6 m/s. Mrs. Smith, who is at the front of the train, fires straight towards the back with a bullet that is going forward with respect to Earth at a speed of 23.7 m/s. What was the muzzle speed of her bullet? A. 15.9 m/s. B. 23.9 m/s. C. 35.9 m/s. D. 53.8 m/s. E. 80.7 m/s. a03 2Dkinem smithtrain Q3 1. The Smith family is having fun on a high speed train travelling at 48.8 m/s. The daugher fires at Mr. Smith with a pellet gun whose muzzle speed is 21.6 m/s. She was situated across the isle, perpendicular to the length of the train. What is the speed of her bullet with respect to Earth? A. 15.8 m/s. B. 23.7 m/s. C. 35.6 m/s. D. 53.4 m/s. E. 80 m/s. 2. The Smith family is having fun on a high speed train travelling at 48.1 m/s. The daugher fires at Mr. Smith with a pellet gun whose muzzle speed is 27.7 m/s. She was situated across the isle, perpendicular to the length of the train. What is the speed of her bullet with respect to Earth? A. 16.4 m/s. B. 24.7 m/s. C. 37 m/s. D. 55.5 m/s. E. 83.3 m/s. 3. The Smith family is having fun on a high speed train travelling at 48.4 m/s. The daugher fires at Mr. Smith with a pellet gun whose muzzle speed is 26.1 m/s. She was situated across the isle, perpendicular to the length of the train. What is the speed of her bullet with respect to Earth? A. 24.4 m/s. B. 36.7 m/s. C. 55 m/s. D. 82.5 m/s. E. 123.7 m/s. 4. The Smith family is having fun on a high speed train travelling at 47.5 m/s. The daugher fires at Mr. Smith with a pellet gun whose muzzle speed is 28.2 m/s. She was situated across the isle, perpendicular to the length of the train. What is the speed of her bullet with respect to Earth? A. 24.6 m/s. B. 36.8 m/s. C. 55.2 m/s. D. 82.9 m/s. E. 124.3 m/s. 5. The Smith family is having fun on a high speed train travelling at 42.3 m/s. The daugher fires at Mr. Smith with a pellet gun whose muzzle speed is 29.1 m/s. She was situated across the isle, perpendicular to the length of the train. What is the speed of her bullet with respect to Earth? A. 34.2 m/s. B. 51.3 m/s. C. 77 m/s. D. 115.5 m/s. E. 173.3 m/s. 6. The Smith family is having fun on a high speed train travelling at 47.1 m/s. The daugher fires at Mr. Smith with a pellet gun whose muzzle speed is 29.9 m/s. She was situated across the isle, perpendicular to the length of the train. What is the speed of her bullet with respect to Earth? A. 24.8 m/s. B. 37.2 m/s. C. 55.8 m/s. D. 83.7 m/s. E. 125.5 m/s. 7. The Smith family is having fun on a high speed train travelling at 47.6 m/s. The daugher fires at Mr. Smith with a pellet gun whose muzzle speed is 25.5 m/s. She was situated across the isle, perpendicular to the length of the train. What is the speed of her bullet with respect to Earth? A. 10.7 m/s. B. 16 m/s. C. 24 m/s. D. 36 m/s. E. 54 m/s. 8. The Smith family is having fun on a high speed train travelling at 47.6 m/s. The daugher fires at Mr. Smith with a pellet gun whose muzzle speed is 23.8 m/s. She was situated across the isle, perpendicular to the length of the train. What is the speed of her bullet with respect to Earth? A. 10.5 m/s. B. 15.8 m/s. C. 23.7 m/s. D. 35.5 m/s. E. 53.2 m/s. 9. The Smith family is having fun on a high speed train travelling at 47.6 m/s. The daugher fires at Mr. Smith with a pellet gun whose muzzle speed is 21.1 m/s. She was situated across the isle, perpendicular to the length of the train. What is the speed of her bullet with respect to Earth? A. 52.1 m/s. B. 78.1 m/s. C. 117.2 m/s. D. 175.7 m/s. E. 263.6 m/s. a03 2Dkinem smithtrain Q4 1. The Smith family got in trouble for having fun on a high speed train travelling at 48.8 m/s. Mr. Smith is charged with having fired a pellet gun at his daughter (directly across the isle) with a bullet that had a speed of 92.5 m/s with respect to Earth. How fast was the bullet going relative to the daughter (i.e. train)? A. 45.5 m/s. B. 54.6 m/s. C. 65.5 m/s. D. 78.6 m/s. E. 94.3 m/s. 2. The Smith family got in trouble for having fun on a high speed train travelling at 48.1 m/s. Mr. Smith is charged with having fired a pellet gun at his daughter (directly across the isle) with a bullet that had a speed of 92.7 m/s with respect to Earth. How fast was the bullet going relative to the daughter (i.e. train)? A. 38.2 m/s. B. 45.9 m/s. C. 55 m/s. D. 66 m/s. E. 79.2 m/s. 3. The Smith family got in trouble for having fun on a high speed train travelling at 48.4 m/s. Mr. Smith is charged with having fired a pellet gun at his daughter (directly across the isle) with a bullet that had a speed of 89.1 m/s with respect to Earth. How fast was the bullet going relative to the daughter (i.e. train)? A. 74.8 m/s. B. 89.8 m/s. C. 107.7 m/s. D. 129.3 m/s. E. 155.1 m/s. 4. The Smith family got in trouble for having fun on a high speed train travelling at 47.5 m/s. Mr. Smith is charged with having fired a pellet gun at his daughter (directly across the isle) with a bullet that had a speed of 94.6 m/s with respect to Earth. How fast was the bullet going relative to the daughter (i.e. train)? A. 81.8 m/s. B. 98.2 m/s. C. 117.8 m/s. D. 141.4 m/s. E. 169.6 m/s. 5. The Smith family got in trouble for having fun on a high speed train travelling at 42.3 m/s. Mr. Smith is charged with having fired a pellet gun at his daughter (directly across the isle) with a bullet that had a speed of 84.5 m/s with respect to Earth. How fast was the bullet going relative to the daughter (i.e. train)? A. 73.2 m/s. B. 87.8 m/s. C. 105.3 m/s. D. 126.4 m/s. E. 151.7 m/s. 6. The Smith family got in trouble for having fun on a high speed train travelling at 47.1 m/s. Mr. Smith is charged with having fired a pellet gun at his daughter (directly across the isle) with a bullet that had a speed of 95.6 m/s with respect to Earth. How fast was the bullet going relative to the daughter (i.e. train)? A. 69.3 m/s. B. 83.2 m/s. C. 99.8 m/s. D. 119.8 m/s. E. 143.8 m/s. 7. The Smith family got in trouble for having fun on a high speed train travelling at 47.6 m/s. Mr. Smith is charged with having fired a pellet gun at his daughter (directly across the isle) with a bullet that had a speed of 88.1 m/s with respect to Earth. How fast was the bullet going relative to the daughter (i.e. train)? A. 35.8 m/s. B. 42.9 m/s. C. 51.5 m/s. D. 61.8 m/s. E. 74.1 m/s. 8. The Smith family got in trouble for having fun on a high speed train travelling at 47.6 m/s. Mr. Smith is charged with having fired a pellet gun at his daughter (directly across the isle) with a bullet that had a speed of 90.4 m/s with respect to Earth. How fast was the bullet going relative to the daughter (i.e. train)? A. 53.4 m/s. B. 64 m/s. C. 76.9 m/s. D. 92.2 m/s. E. 110.7 m/s. 9. The Smith family got in trouble for having fun on a high speed train travelling at 47.6 m/s. Mr. Smith is charged with having fired a pellet gun at his daughter (directly across the isle) with a bullet that had a speed of 97 m/s with respect to Earth. How fast was the bullet going relative to the daughter (i.e. train)? A. 40.8 m/s. B. 48.9 m/s. C. 58.7 m/s. D. 70.4 m/s. E. 84.5 m/s. 5 a04DynForce Newton forces 1. A mass with weight (mg) of 44 newtons is suspended symmetrically from two strings. The angle between the two strings (i.e. where they are attached to the mass) is 60 degrees. What is the tension in the string?17 A. 16.7 N. B. 19.2 N. C. 22.1 N. D. 25.4 N. E. 29.2 N. 1. A mass with weight (mg) equal to 25 newtons is suspended symmetrically from two strings. Each string makes the (same) angle of 69 degrees with respect to the horizontal. What is the tension in each string?18 A. 10.1 N. B. 11.6 N. C. 13.4 N. D. 15.4 N. E. 17.7 N. 1. A 4.5 kg mass is sliding along a surface that has a kinetic coefficient of friction equal to 0.37. In addition to the surface friction, there is also an air drag equal to 29 N. What is the magnitude (absolute value) of the acceleration?19 A. 5.8 m/s2. B. 6.6 m/s2. C. 7.6 m/s2. D. 8.8 m/s2. E. 10.1 m/s2. 1. A mass with weight (mg) 7.3 newtons is on a horzontal surface. It is being pulled on by a string at an angle of 30 degrees above the horizontal, with a force equal to 3.94 newtons. If this is the maximum force before the block starts to move, what is the static coefficient of friction? 20 A. 0.37 B. 0.44 C. 0.53 D. 0.64 E. 0.77 5.1 Renditions a04DynForce Newton forces Q1 1. A mass with weight (mg) of 48 newtons is suspended symmetrically from two strings. The angle between the two strings (i.e. where they are attached to the mass) is 30 degrees. What is the tension in the string? A. 24.8 N. B. 28.6 N. C. 32.9 N. D. 37.8 N. E. 43.5 N. 2. A mass with weight (mg) of 37 newtons is suspended symmetrically from two strings. The angle between the two strings (i.e. where they are attached to the mass) is 44 degrees. What is the tension in the string? A. 11.4 N. B. 13.1 N. C. 15.1 N. D. 17.4 N. E. 20 N. 3. A mass with weight (mg) of 42 newtons is suspended symmetrically from two strings. The angle between the two strings (i.e. where they are attached to the mass) is 46 degrees. What is the tension in the string? A. 15 N. B. 17.3 N. C. 19.8 N. D. 22.8 N. E. 26.2 N. 4. A mass with weight (mg) of 27 newtons is suspended symmetrically from two strings. The angle between the two strings (i.e. where they are attached to the mass) is 70 degrees. What is the tension in the string? A. 12.5 N. B. 14.3 N. C. 16.5 N. D. 19 N. E. 21.8 N. 5. A mass with weight (mg) of 32 newtons is suspended symmetrically from two strings. The angle between the two strings (i.e. where they are attached to the mass) is 70 degrees. What is the tension in the string? A. 12.8 N. B. 14.8 N. C. 17 N. D. 19.5 N. E. 22.5 N. 6. A mass with weight (mg) of 39 newtons is suspended symmetrically from two strings. The angle between the two strings (i.e. where they are attached to the mass) is 56 degrees. What is the tension in the string? A. 22.1 N. B. 25.4 N. C. 29.2 N. D. 33.6 N. E. 38.6 N. 7. A mass with weight (mg) of 49 newtons is suspended symmetrically from two strings. The angle between the two strings (i.e. where they are attached to the mass) is 54 degrees. What is the tension in the string? A. 27.5 N. B. 31.6 N. C. 36.4 N. D. 41.8 N. E. 48.1 N. 8. A mass with weight (mg) of 48 newtons is suspended symmetrically from two strings. The angle between the two strings (i.e. where they are attached to the mass) is 46 degrees. What is the tension in the string? A. 22.7 N. B. 26.1 N. C. 30 N.  D. 34.5 N. E. 39.7 N. 9. A mass with weight (mg) of 32 newtons is suspended symmetrically from two strings. The angle between the two strings (i.e. where they are attached to the mass) is 40 degrees. What is the tension in the string? A. 11.2 N. B. 12.9 N. C. 14.8 N. D. 17 N. E. 19.6 N. a04DynForce Newton forces Q2 1. A mass with weight (mg) equal to 29 newtons is suspended symmetrically from two strings. Each string makes the (same) angle of 60 degrees with respect to the horizontal. What is the tension in each string? A. 12.7 N. B. 14.6 N. C. 16.7 N. D. 19.3 N. E. 22.1 N. 2. A mass with weight (mg) equal to 34 newtons is suspended symmetrically from two strings. Each string makes the (same) angle of 14 degrees with respect to the horizontal. What is the tension in each string? A. 61.1 N. B. 70.3 N. C. 80.8 N. D. 92.9 N. E. 106.9 N. 3. A mass with weight (mg) equal to 42 newtons is suspended symmetrically from two strings. Each string makes the (same) angle of 26 degrees with respect to the horizontal. What is the tension in each string? A. 27.4 N. B. 31.5 N. C. 36.2 N. D. 41.7 N. E. 47.9 N. 4. A mass with weight (mg) equal to 41 newtons is suspended symmetrically from two strings. Each string makes the (same) angle of 30 degrees with respect to the horizontal. What is the tension in each string? A. 23.4 N. B. 27 N. C. 31 N. D. 35.7 N. E. 41 N. 5. A mass with weight (mg) equal to 33 newtons is suspended symmetrically from two strings. Each string makes the (same) angle of 72 degrees with respect to the horizontal. What is the tension in each string? A. 9.9 N. B. 11.4 N. C. 13.1 N. D. 15.1 N. E. 17.3 N. 6. A mass with weight (mg) equal to 44 newtons is suspended symmetrically from two strings. Each string makes the (same) angle of 60 degrees with respect to the horizontal. What is the tension in each string? A. 14.5 N. B. 16.7 N.  C. 19.2 N. D. 22.1 N. E. 25.4 N. 7. A mass with weight (mg) equal to 21 newtons is suspended symmetrically from two strings. Each string makes the (same) angle of 66 degrees with respect to the horizontal. What is the tension in each string? A. 6.6 N. B. 7.6 N. C. 8.7 N. D. 10 N. E. 11.5 N. 8. A mass with weight (mg) equal to 42 newtons is suspended symmetrically from two strings. Each string makes the (same) angle of 59 degrees with respect to the horizontal. What is the tension in each string? A. 21.3 N. B. 24.5 N. C. 28.2 N. D. 32.4 N. E. 37.3 N. 9. A mass with weight (mg) equal to 37 newtons is suspended symmetrically from two strings. Each string makes the (same) angle of 65 degrees with respect to the horizontal. What is the tension in each string? A. 15.4 N. B. 17.7 N. C. 20.4 N. D. 23.5 N. E. 27 N. a04DynForce Newton forces Q3 1. A 2.1 kg mass is sliding along a surface that has a kinetic coefficient of friction equal to 0.46. In addition to the surface friction, there is also an air drag equal to 14 N. What is the magnitude (absolute value) of the acceleration? A. 6.4 m/s2. B. 7.3 m/s2. C. 8.4 m/s2. D. 9.7 m/s2. E. 11.2 m/s2. 2. A 3 kg mass is sliding along a surface that has a kinetic coefficient of friction equal to 0.27. In addition to the surface friction, there is also an air drag equal to 7 N. What is the magnitude (absolute value) of the acceleration? A. 3.8 m/s2. B. 4.3 m/s2. C. 5 m/s2. D. 5.7 m/s2. E. 6.6 m/s2. 3. A 2.4 kg mass is sliding along a surface that has a kinetic coefficient of friction equal to 0.68. In addition to the surface friction, there is also an air drag equal to 6 N. What is the magnitude (absolute value) of the acceleration? A. 9.2 m/s2. B. 10.5 m/s2. C. 12.1 m/s2. D. 13.9 m/s2. E. 16 m/s2. 4. A 2.2 kg mass is sliding along a surface that has a kinetic coefficient of friction equal to 0.59. In addition to the surface friction, there is also an air drag equal to 14 N. What is the magnitude (absolute value) of the acceleration? A. 6.9 m/s2. B. 8 m/s2. C. 9.2 m/s2. D. 10.6 m/s2. E. 12.1 m/s2. 5. A 2.5 kg mass is sliding along a surface that has a kinetic coefficient of friction equal to 0.41. In addition to the surface friction, there is also an air drag equal to 11 N. What is the magnitude (absolute value) of the acceleration? A. 7.3 m/s2. B. 8.4 m/s2. C. 9.7 m/s2. D. 11.1 m/s2. E. 12.8 m/s2. 6. A 3.8 kg mass is sliding along a surface that has a kinetic coefficient of friction equal to 0.6. In addition to the surface friction, there is also an air drag equal to 20 N. What is the magnitude (absolute value) of the acceleration? A. 6.4 m/s2. B. 7.3 m/s2. C. 8.4 m/s2. D. 9.7 m/s2. E. 11.1 m/s2. 7. A 3.2 kg mass is sliding along a surface that has a kinetic coefficient of friction equal to 0.29. In addition to the surface friction, there is also an air drag equal to 21 N. What is the magnitude (absolute value) of the acceleration? A. 8.2 m/s2. B. 9.4 m/s2. C. 10.8 m/s2. D. 12.4 m/s2. E. 14.3 m/s2. 8. A 2.3 kg mass is sliding along a surface that has a kinetic coefficient of friction equal to 0.41. In addition to the surface friction, there is also an air drag equal to 16 N. What is the magnitude (absolute value) of the acceleration? A. 7.2 m/s2. B. 8.3 m/s2. C. 9.5 m/s2. D. 11 m/s2. E. 12.6 m/s2. 9. A 3.1 kg mass is sliding along a surface that has a kinetic coefficient of friction equal to 0.43. In addition to the surface friction, there is also an air drag equal to 12 N. What is the magnitude (absolute value) of the acceleration? A. 4.6 m/s2. B. 5.3 m/s2. C. 6.1 m/s2. D. 7 m/s2. E. 8.1 m/s2. a04DynForce Newton forces Q4 1. A mass with weight (mg) 5.3 newtons is on a horzontal surface. It is being pulled on by a string at an angle of 30 degrees above the horizontal, with a force equal to 3.05 newtons. If this is the maximum force before the block starts to move, what is the static coefficient of friction? A. 0.34 B. 0.4 C. 0.49 D. 0.58 E. 0.7 2. A mass with weight (mg) 8.7 newtons is on a horzontal surface. It is being pulled on by a string at an angle of 30 degrees above the horizontal, with a force equal to 4.08 newtons. If this is the maximum force before the block starts to move, what is the static coefficient of friction? A. 0.31 B. 0.37 C. 0.44 D. 0.53 E. 0.64 3. A mass with weight (mg) 7.9 newtons is on a horzontal surface. It is being pulled on by a string at an angle of 30 degrees above the horizontal, with a force equal to 1.64 newtons. If this is the maximum force before the block starts to move, what is the static coefficient of friction? A. 0.1 B. 0.12 C. 0.14 D. 0.17 E. 0.2 4. A mass with weight (mg) 10.8 newtons is on a horzontal surface. It is being pulled on by a string at an angle of 30 degrees above the horizontal, with a force equal to 4.53 newtons. If this is the maximum force before the block starts to move, what is the static coefficient of friction? A. 0.38 B. 0.46 C. 0.55 D. 0.66 E. 0.79 5. A mass with weight (mg) 11 newtons is on a horzontal surface. It is being pulled on by a string at an angle of 30 degrees above the horizontal, with a force equal to 2.77 newtons. If this is the maximum force before the block starts to move, what is the static coefficient of friction? A. 0.12 B. 0.14 C. 0.17 D. 0.21 E. 0.25 6. A mass with weight (mg) 6.8 newtons is on a horzontal surface. It is being pulled on by a string at an angle of 30 degrees above the horizontal, with a force equal to 2.5 newtons. If this is the maximum force before the block starts to move, what is the static coefficient of friction? A. 0.19 B. 0.23 C. 0.27 D. 0.33 E. 0.39 7. A mass with weight (mg) 6 newtons is on a horzontal surface. It is being pulled on by a string at an angle of 30 degrees above the horizontal, with a force equal to 3.2 newtons. If this is the maximum force before the block starts to move, what is the static coefficient of friction? A. 0.52 B. 0.63 C. 0.76 D. 0.91 E. 1.09 8. A mass with weight (mg) 8.9 newtons is on a horzontal surface. It is being pulled on by a string at an angle of 30 degrees above the horizontal, with a force equal to 5.12 newtons. If this is the maximum force before the block starts to move, what is the static coefficient of friction? A. 0.7 B. 0.84 C. 1.01 D. 1.21 E. 1.45 9. A mass with weight (mg) 8.7 newtons is on a horzontal surface. It is being pulled on by a string at an angle of 30 degrees above the horizontal, with a force equal to 4.08 newtons. If this is the maximum force before the block starts to move, what is the static coefficient of friction? A. 0.44 B. 0.53 C. 0.64 D. 0.76 E. 0.92 6 a04DynForce Newton sled 1. A sled of mass 5.4 kg is at rest on a rough surface. A string pulls with a tension of 43.4N at an angle of 31 degrees above the horizontal. What is the magnitude of the friction?21 A. 24.46 N. B. 28.13 N. C. 32.35 N. D. 37.2 N. E. 42.78 N. 1. A sled of mass 5.3 kg is at rest on a rough surface. A string pulls with a tension of 44.9N at an angle of 57 degrees above the horizontal. What is the normal force?22 A. 8.17 N. B. 9.39 N. C. 10.8 N. D. 12.42 N. E. 14.28 N. 1. A sled of mass 5.9 kg is at rest on a perfectly smooth surface. A string pulls with a tension of 47.3N at an angle of 48 degrees above the horizontal. How long will it take to reach a speed of 10.8 m/s?23 A. 1.15 s B. 1.32 s C. 1.52 s D. 1.75 s E. 2.01 s 1. A sled of mass 2.1 kg is on perfectly smooth surface. A string pulls with a tension of 17.5N. At what angle above the horizontal must the string pull in order to achieve an accelerations of 2.8 m/s2 ?24 A. 70.4 degrees B. 80.9 degrees C. 93.1 degrees D. 107 degrees E. 123.1 degrees 6.1 Renditions a04DynForce Newton sled Q1 1. A sled of mass 5.7 kg is at rest on a rough surface. A string pulls with a tension of 41.6N at an angle of 34 degress above the horizontal. What is the magnitude of the friction? A. 19.72 N. B. 22.68 N. C. 26.08 N. D. 29.99 N. E. 34.49 N. 2. A sled of mass 5.3 kg is at rest on a rough surface. A string pulls with a tension of 46.8N at an angle of 56 degress above the horizontal. What is the magnitude of the friction? A. 17.21 N. B. 19.79 N. C. 22.76 N. D. 26.17 N. E. 30.1 N. 3. A sled of mass 5.9 kg is at rest on a rough surface. A string pulls with a tension of 43.6N at an angle of 38 degress above the horizontal. What is the magnitude of the friction? A. 19.64 N.  B. 22.59 N. C. 25.98 N. D. 29.88 N. E. 34.36 N. 4. A sled of mass 5.1 kg is at rest on a rough surface. A string pulls with a tension of 48N at an angle of 48 degress above the horizontal. What is the magnitude of the friction? A. 24.29 N. B. 27.93 N. C. 32.12 N. D. 36.94 N. E. 42.48 N. 5. A sled of mass 5.9 kg is at rest on a rough surface. A string pulls with a tension of 43.7N at an angle of 41 degress above the horizontal. What is the magnitude of the friction? A. 24.94 N. B. 28.68 N. C. 32.98 N. D. 37.93 N. E. 43.62 N. 6. A sled of mass 5.8 kg is at rest on a rough surface. A string pulls with a tension of 42.3N at an angle of 40 degress above the horizontal. What is the magnitude of the friction? A. 21.31 N. B. 24.5 N. C. 28.18 N. D. 32.4 N. E. 37.26 N. 7. A sled of mass 5.1 kg is at rest on a rough surface. A string pulls with a tension of 41.2N at an angle of 42 degress above the horizontal. What is the magnitude of the friction? A. 23.15 N. B. 26.62 N. C. 30.62 N. D. 35.21 N. E. 40.49 N. 8. A sled of mass 5.4 kg is at rest on a rough surface. A string pulls with a tension of 46.6N at an angle of 38 degress above the horizontal. What is the magnitude of the friction? A. 36.72 N. B. 42.23 N. C. 48.56 N. D. 55.85 N. E. 64.23 N. 9. A sled of mass 5.5 kg is at rest on a rough surface. A string pulls with a tension of 46.8N at an angle of 40 degress above the horizontal. What is the magnitude of the friction? A. 27.11 N. B. 31.17 N. C. 35.85 N. D. 41.23 N. E. 47.41 N. a04DynForce Newton sled Q2 1. A sled of mass 5.4 kg is at rest on a rough surface. A string pulls with a tension of 40.4N at an angle of 39 degress above the horizontal. What is the normal force? A. 27.5 N. B. 31.62 N. C. 36.36 N. D. 41.82 N. E. 48.09 N. 2. A sled of mass 5.3 kg is at rest on a rough surface. A string pulls with a tension of 43N at an angle of 55 degress above the horizontal. What is the normal force? A. 10.99 N. B. 12.64 N. C. 14.54 N. D. 16.72 N. E. 19.22 N. 3. A sled of mass 5.7 kg is at rest on a rough surface. A string pulls with a tension of 40.1N at an angle of 42 degress above the horizontal. What is the normal force? A. 29.03 N. B. 33.38 N. C. 38.39 N. D. 44.15 N. E. 50.77 N. 4. A sled of mass 5.5 kg is at rest on a rough surface. A string pulls with a tension of 41.3N at an angle of 34 degress above the horizontal. What is the normal force? A. 26.79 N. B. 30.81 N. C. 35.43 N. D. 40.74 N. E. 46.85 N. 5. A sled of mass 5.9 kg is at rest on a rough surface. A string pulls with a tension of 45.6N at an angle of 36 degress above the horizontal. What is the normal force? A. 23.45 N. B. 26.97 N. C. 31.02 N. D. 35.67 N. E. 41.02 N. 6. A sled of mass 5.8 kg is at rest on a rough surface. A string pulls with a tension of 41.9N at an angle of 42 degress above the horizontal. What is the normal force? A. 18.94 N. B. 21.78 N.  C. 25.05 N. D. 28.8 N. E. 33.12 N. 7. A sled of mass 5.7 kg is at rest on a rough surface. A string pulls with a tension of 43.9N at an angle of 50 degress above the horizontal. What is the normal force? A. 16.81 N. B. 19.33 N. C. 22.23 N. D. 25.57 N. E. 29.4 N. 8. A sled of mass 5.2 kg is at rest on a rough surface. A string pulls with a tension of 45.3N at an angle of 59 degress above the horizontal. What is the normal force? A. 10.55 N. B. 12.13 N. C. 13.95 N. D. 16.04 N. E. 18.45 N. 9. A sled of mass 5.8 kg is at rest on a rough surface. A string pulls with a tension of 42.5N at an angle of 51 degress above the horizontal. What is the normal force? A. 13.61 N. B. 15.66 N. C. 18 N. D. 20.71 N. E. 23.81 N. a04DynForce Newton sled Q3 1. A sled of mass 5.7 kg is at rest on a perfectly smooth surface. A string pulls with a tension of 44.3N at an angle of 31 degress above the horizontal. How long will it take to reach a speed of 9.2 m/s? A. 0.91 s B. 1.04 s C. 1.2 s D. 1.38 s E. 1.59 s 2. A sled of mass 5.5 kg is at rest on a perfectly smooth surface. A string pulls with a tension of 42.8N at an angle of 36 degress above the horizontal. How long will it take to reach a speed of 10.4 m/s? A. 1.25 s B. 1.44 s C. 1.65 s D. 1.9 s E. 2.18 s 3. A sled of mass 5.7 kg is at rest on a perfectly smooth surface. A string pulls with a tension of 41.3N at an angle of 40 degress above the horizontal. How long will it take to reach a speed of 10.3 m/s? A. 1.4 s B. 1.61 s C. 1.86 s D. 2.13 s E. 2.45 s 4. A sled of mass 5.2 kg is at rest on a perfectly smooth surface. A string pulls with a tension of 46N at an angle of 32 degress above the horizontal. How long will it take to reach a speed of 9.1 m/s? A. 1.05 s B. 1.21 s C. 1.39 s D. 1.6 s E. 1.84 s 5. A sled of mass 5.5 kg is at rest on a perfectly smooth surface. A string pulls with a tension of 40.3N at an angle of 43 degress above the horizontal. How long will it take to reach a speed of 9 m/s? A. 1.27 s B. 1.46 s C. 1.68 s D. 1.93 s E. 2.22 s 6. A sled of mass 5.7 kg is at rest on a perfectly smooth surface. A string pulls with a tension of 41.7N at an angle of 55 degress above the horizontal. How long will it take to reach a speed of 10.5 m/s? A. 1.89 s B. 2.18 s  C. 2.5 s D. 2.88 s E. 3.31 s 7. A sled of mass 5.4 kg is at rest on a perfectly smooth surface. A string pulls with a tension of 41.2N at an angle of 58 degress above the horizontal. How long will it take to reach a speed of 10.5 m/s? A. 2.6 s B. 2.99 s C. 3.43 s D. 3.95 s E. 4.54 s 8. A sled of mass 5.2 kg is at rest on a perfectly smooth surface. A string pulls with a tension of 41.3N at an angle of 55 degress above the horizontal. How long will it take to reach a speed of 9.8 m/s? A. 1.87 s B. 2.15 s C. 2.47 s D. 2.85 s E. 3.27 s 9. A sled of mass 5.1 kg is at rest on a perfectly smooth surface. A string pulls with a tension of 47.8N at an angle of 36 degress above the horizontal. How long will it take to reach a speed of 9 m/s? A. 0.68 s B. 0.78 s C. 0.9 s D. 1.03 s E. 1.19 s a04DynForce Newton sled Q4 1. A sled of mass 2.3 kg is on perfectly smooth surface. A string pulls with a tension of 18.3N. At what angle above the horizontal must the string pull in order to achieve an accelerations of 2.8 m/s2 ? A. 69.4 degrees B. 79.8 degrees C. 91.8 degrees D. 105.5 degrees E. 121.4 degrees 2. A sled of mass 2.6 kg is on perfectly smooth surface. A string pulls with a tension of 16.4N. At what angle above the horizontal must the string pull in order to achieve an accelerations of 3.1 m/s2 ? A. 34.6 degrees B. 39.8 degrees C. 45.8 degrees D. 52.7 degrees E. 60.6 degrees 3. A sled of mass 2.6 kg is on perfectly smooth surface. A string pulls with a tension of 19.3N. At what angle above the horizontal must the string pull in order to achieve an accelerations of 2.5 m/s2 ? A. 70.3 degrees B. 80.9 degrees C. 93 degrees D. 106.9 degrees E. 123 degrees 4. A sled of mass 2.5 kg is on perfectly smooth surface. A string pulls with a tension of 18.1N. At what angle above the horizontal must the string pull in order to achieve an accelerations of 2 m/s2 ? A. 74 degrees B. 85.1 degrees C. 97.8 degrees D. 112.5 degrees E. 129.4 degrees 5. A sled of mass 2.2 kg is on perfectly smooth surface. A string pulls with a tension of 17.2N. At what angle above the horizontal must the string pull in order to achieve an accelerations of 3.5 m/s2 ? A. 36.3 degrees B. 41.7 degrees C. 47.9 degrees D. 55.1 degrees E. 63.4 degrees 6. A sled of mass 2.5 kg is on perfectly smooth surface. A string pulls with a tension of 17.7N. At what angle above the horizontal must the string pull in order to achieve an accelerations of 3.1 m/s2 ? A. 48.4 degrees B. 55.7 degrees  C. 64 degrees D. 73.6 degrees E. 84.7 degrees 7. A sled of mass 2.6 kg is on perfectly smooth surface. A string pulls with a tension of 19.2N. At what angle above the horizontal must the string pull in order to achieve an accelerations of 2.4 m/s2 ? A. 53.7 degrees B. 61.8 degrees C. 71 degrees D. 81.7 degrees E. 93.9 degrees 8. A sled of mass 2 kg is on perfectly smooth surface. A string pulls with a tension of 17.4N. At what angle above the horizontal must the string pull in order to achieve an accelerations of 2.9 m/s2 ? A. 53.3 degrees B. 61.3 degrees C. 70.5 degrees D. 81.1 degrees E. 93.3 degrees 9. A sled of mass 2.1 kg is on perfectly smooth surface. A string pulls with a tension of 17.7N. At what angle above the horizontal must the string pull in order to achieve an accelerations of 3.6 m/s2 ? A. 56.3 degrees B. 64.7 degrees C. 74.4 degrees D. 85.6 degrees E. 98.4 degrees 7 a04DynForce Newton tensions 1. In the figure shown, θ1 is 18 degrees, and θ3 is 34 degrees. The tension T3 is 24 N. What is the tension, T1 ? 25 A. 15.82 N. B. 18.19 N. C. 20.92 N. D. 24.06 N. E. 27.67 N. 1. In the figure shown, θ1 is 18 degrees, and θ3 is 34 degrees. The tension T3 is 24 N. What is the weight?26  A. 13.1 N. B. 15 N. C. 17.3 N. D. 19.9 N. E. 22.9 N. 1. In the figure shown, θ is 35 degrees, and the mass is 3.8 kg. What is T2 ? 27 A. 56.46 N. B. 64.93 N. C. 74.66 N. D. 85.86 N. E. 98.74 N. 1. In the figure shown, θ is 35 degrees, and the mass is 3.8 kg. What is T1 ?28 A. 30.8 N. B. 36.9 N. C. 44.3 N. D. 53.2 N. E. 63.8 N. 1. In the figure shown, θ1 is 15 degrees , and θ3 is 40 degrees. The mass has a ’weight’ of 26 N. What is the tension, T1 ? 29 A. 15.99 N. B. 18.39 N. C. 21.14 N. D. 24.31 N. E. 27.96 N. 7.1 Renditions a04DynForce Newton tensions Q1 1. In the figure shown, θ1 is 18 degrees, and θ3 is 38 degrees. The tension T3 is 19 N. What is the tension, T1 ? A. 10.35 N.