University of Engineering and Technology Lahore Entrance Test 2010 PDF

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University of Engineering and Technology, Lahore

2010

University of Engineering and Technology

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physics past paper mathematics past paper chemistry past paper lahore entrance test

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This is a past paper from the University of Engineering and Technology, Lahore, from the year 2010. It covers multiple-choice questions (MCQs) in physics, mathematics, and chemistry. This is an undergraduate level test.

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WWW.MCQSPK.COM UNIVERSITY OF ENGNEERING AND TECHNOLOGY, LAHORE ENTRANCE TEST – 2010 For F.Sc and Non-F.Sc. Students Time Allowed: 100 Minutes...

WWW.MCQSPK.COM UNIVERSITY OF ENGNEERING AND TECHNOLOGY, LAHORE ENTRANCE TEST – 2010 For F.Sc and Non-F.Sc. Students Time Allowed: 100 Minutes Total MCQs: 100 …………………………………………………………………………………… Instructions: (i) Read the instruction on the MCQ Response From carefully. (ii) Choose the single best answer for each question. (iii) Candidates are strictly prohibited from giving any identification mark except Roll No. & Signature in the specific columns only. …………………………………………………………………………………… COMPULSARY QUESTION FOR IDENTIFICATION A B C D Q-ID What is the color of your question Paper? A) BLUE C)RED -ID B) GREEN D)YELLOW Ans: Color of your question Paper is green. Fill the -1 circle corresponding to letter ‘B’ Against ‘ID’ in your MCQ -2 response form (Exactly as shown in the Diagram). -3 1. 2. One light year is equal to: A) 9 x 1012m 13 C)9.5 x 10 m Reverse process of vector addition? A) Subtraction PHYSICS D) None PS B) 6 x 1012 B) Division C) Multiplication D)None AP 3. When a ball moves from and reaches to its maximum height in 3 seconds, what is its initial velocity? A) 40m/sec B) 29.4m/sec C) 35m/sec D) 25m/sec 4. Rocket propulsion is according to? A)3rd law of motion B) 1st C) 2nd D)None 5. 1 Cal = ___________ j A) 418 B) 400 Z C) 10 D) 4.18 6. If a body of 2kg moves vertically 2m then work done is: A)-39.2 j B) 20 j C) 45 j D) 35 j H 7. if the radius of circle is doubled, then centripetal force becomes: A)Doubled B)Remains same C)Half D)Reduces four times 8. Bernoulli equation is according to ___________ law. A) Stock’s law B)Einstiens equation C)Newton’s law D) None 9. The time period of a second pendulum from its extreme to mean position: A) T B) T/4 C) T/2 D) 2 sec 10. At what temp, the velocity of sound is doubled than as that of at 100c: A)859oC B) 560oC o C) 760 C D) 500oC 11. The range of visible wavelength spectrum is: A) 400-750 B) 100-400 C) 400-1000 D) 300-600 12. The range of wave no. of light is 5 x 10 m. Then its wavelength is: 6 -1 A) 2 x 107m B) 2 x 10-7 m C) 5 x 10-8m D)None 13. Least distance of distinct vision for human eye is: A) 50 cm B) 25 cm C) 30 cm D) 20 cm WWW.MCQSPK.COM WWW.MCQSPK.COM 14. If the the distance is doubled b/w two charges, then coulombs force becomes: A) Doubled B) Half C)Reduced 4 times D)Remains same 15. Two resistance of 6Ω each are in paralled and third of 3Ω is connected in series. A) 10/3 B) 15 C) 9 D) 6 16. If a magnet is non-uniform magnetic field, it will experience: A) Attraction B)Repulsion C)Neutral D)None 17. Emf =VBL sin  (related to that): A) Volts B)Ohm C)Newton’s D)Joules 18. The force F experienced by a conductor of length L carrying current when placed in a uniform magnetic field Bis given by the relation. A) F = B/iL B) F = IL/B C) F = BiL D) f = L x B/I 19. High voltage is obtai9ned form? A) Plasma generators B) Battery C) Energy prob D)None 20. Unit of longitudinal strain is: A) m B)Unit less C) 1/m D)None of these 21. A completely filled band is called: 22. 23. A) Forbidden band C)Both D)None PS B)Conduction band Which of the following is used for detection of light? A) Reverse biased photodiode C)Both D)None In 92U235 the neutron to nucleon ratio is: B)Forward biased photodiode A) 143/235 B) 145/235 C) 235/143 D) 92/235 AP 24. If intensity and frequency of light is doubled, then emission of electrons is: A) Doubled B)Increases four times C)Half D)Same 25. When effective value of current is 10. What is its peak value? A) 12 B) 10 C) 13 D) 14.5 26. In diodes, the graph is drawn b/w? A) Voltage & current B)Voltage and intensity C) Intensity and current D)None Z 27. Speed of earth around the sun is: A) 29600 m/sec B) 29000 m/sec C) 30000 m/sec D)None of above 28. In v=wr, w is called: H A) Tangential velocity B)Radius of circle C)Rotational velocity D)All 29. A small parallel resistance (shunt) used to convert a galvanometer into an ammeter of suitable range is given by: 𝑙𝑔 𝑙𝑔−𝑙 A) Rs = 𝑙−𝑙𝑔Rg B) Rs = 𝑙𝑔 𝑙𝑔 C) Rs = 𝑙−𝑙𝜗 D) None 30. A bullet is fired with an angle of 300 with the velocity of 196 ms-1. For how much time the bullet will remain in space? A) 10 s B) 30 s C)20 s D) 40 s WWW.MCQSPK.COM WWW.MCQSPK.COM MATHEMATICS 31. Which of the following does not have closure property? A) [0, 1] B) [1 - 1] C) [0, 0] D) None 32. A non-negative rational number is group under: A) Addition B) Multiplication C) Subtraction D) Both A and C 33. A set with no element is called: A) Empty set B) Unit set C) Identity set D) None 34. A matrix with all entry zero is called: A) Null matrix B) Unit matrix C) Identity matrix D) None 35. If degree of polynomial in numerator is less than denominator then fraction is called? A) Proper fraction B) Improper fraction C) Both D) None 36. If “a” is 1 term and “r” is common ratio, then (n + 1) th term is? st A) arn B) ar C) a D) None 37. Binomial theorem is used to sum up the following series: A) Divergent B) Convergent C) Any D) None 38. Sin(180+  ): 39. A) -Sin  C) Both cos11  + sin 11  cos11  − sin 11  A) tan 56o C) cos 56o = ?: B) -Cos  D) None PS B) sin 56o D) None 40. The solution of 1 + cos x = 0 is: AP A)  + 2k, K  z B)  − 2k C) 2k D) None 41.  x cos xdx = ? A) x sin x − cos x + c B) x sin x − cos x − c C) x cos x − sin x + c D) None 2 lim sin  42. →0  = ? A) 0 B) 1 C) -1 D) 2 Z dy 43. If x = a cos , y = a sin  then =? dz A) -cot  B) cos  H C) tan  D) None dy 44. If y = a 2 + x 2 , then =? dx 2 2  x  a +x A)   B) 2 2   a +x  x   C)  x a 2 − x 2  D) None   45. If “k” is constant then  k , f ( x ) dx = ? A) k ,  f ( x ) dx B) k  ( x ) C) F (x) D) None dy 46. If = 2 x , then the equation becomes: dx A) y = x 2 − 2 x − 3 B) y = x 2 − 2 x + 3 C) Yx 2 + 2 x − 3 D) None 47. If eccentricity e > 1, then the figure is: A) Ellipse B) Parabola C) Circle D) Hyperbola WWW.MCQSPK.COM WWW.MCQSPK.COM 48. If y 2 = 3x, then the equation of rectum is” 3 4 A) x = B) Y = 4 3 1 5 C) Y = D) Y = 3 7 49. The probability of numbers greater than ‘4’ by throwing a dice is: 1 A) B) 3 3 4 2 C) D) 3 3 4  1 − 3i  50.   :  2  − 1 + 3i − 1 − 3i A) B) 2 2 2  − 1 + 3i  C)    D) None  2  51. When f ( x) = sin x and x = 0 , then slope will be: A) 1 B) -1 C) 0 D) 2 52. 53. R=? A) C) abc 4 abc 2  2 sinh x + cosh x = ? : B) abc PS D) None A) cosh 2 x B) cosh x AP C) sinh 2 x D) None 1 − cos  54. =?: sin  A) tan  /2 B) cot  /2 C) sin  /2 D) None 2 2 55. If ax + 2hxy + by = 0 , their lines are orthogonal when: A) a + b = 0 B) a − b = 0 C) a = b D) None 56. The distance of a point (10,- 10) from origin is: Z A) 10 2 B) 10 C) 15 D) None 57. The A.M between 1000 and 4 is? H A) 502 B) 500 C) 402 D) 602 58. Area of  :in terms of sides is equal to: A) S(s - a) (s - b) (s - c) B) S(s - a) (s - b) (s - c) C) S(s + a) (s + b) (s + c) D) None 59. If sin   0 and cos   0 then in which quadrant terminal sides of the angle lies? A) 1st B) 2nd C) 3rd D) 4th 60. A dice is rolled, what is the probability of getting a number greater than 4? 1 1 A) B) 4 3 1 1 C) D) 2 6 CHEMISTRY 61. The roots of combined equations of straight line ax x + 2hxy + by 2 = 0 are real and coincident if: A) h 2 − ab  0 B) h 2 − ab  0 C) h 2 = ab D) h 2 = − ab 62. Which is universal solvent? WWW.MCQSPK.COM WWW.MCQSPK.COM A) Water B) HCl C) Ether D) None 63. Molarity of heavy water: A) 55.5 mol.dm3 B) 60.5 C) 40.5 D) 50.5 64. Diamond is non-conductor due to: A) Free electrons present B) Giant structure C) Absence of free electron D) None 65. Which of the following is true? A) Na+ is smaller than Na B) Cl- is less than Cl + C) Na is greater than Na D) none 66. Which of the following is not alkali? A) Ra B) K C) Na D) All 67. The comparative rate at which solute moves in paper chromatography, depends up90n R1 value of: A) Solute B)Solution B) Solvent D)None 68. In primary alkyl halides, hydrogen is bonded to that carbon which is attached to carbon atoms? A) 1 B) 3 C) 2 D)None 69. Which of the following is least reactive? A) H2O B)Alcohol 70. 71. C) Ether C) CH3Cl Which of the following net dipole moment? A) CO PS D) H2SO4 Which of the following is the formula of methylene chloride? A) CH2Cl2 B) CHCl3 D) CCl4 B) NH3 C) H2O D)All of these 72. The maximum value of O2 is at: AP A) HTP B) STP C) 1270C, 1atm D)None 73. The order of rate of diffusion is: A) So2>CO2>Br2>NH3 B) Br2NH3 D) SO2l B) l>Br>Cl>F C) CI>Br>F>I D) Br>I>Cl>F PS AP Z H WWW.MCQSPK.COM WWW.MCQSPK.COM ENGLISH Spot the error in the following sentences. 91. This apartmentbe perfect, if it were a little larger. A B C D 92. He borrowed the money so he could finishhis education. A B C D 93. The duties of the new secretary are to answer the telephone, to type letters, and book A B C Keeping: D 94. Daina would rather that her husband doesn’t work sohard. A B C D Pick the correct one: 95. A)She drenched herself in perfume B)She drenched herself with perfume C)She drenched herself into perfume. D)She drenched herself in perfume. 96. 97. A)A day later he reached his first glimpse of Lahore B)A day later he took his first glimpse of Lahore. C)A day later he found his first glimpse of Lahore D)A day later he caught his first glimpse of Lahore. A)This has a bad impact on economy. B)This has a bad impact to the economy. PS C)This has a bad impact for the economy. AP D)This has a bad impact over the economy. 98. A)He saved him from dying of thirst B)He saved him for dying of thirst C)He saved him from dying from thirst D)He saved him for dying from thirst 99. A)They try to pacify him for kindness and affection Z B)They try to pacify him in kindness and affection. C)They try to pacify him by kindness and affection. D)They try to pacify him with kindness and affection. H 100. A)Why did you disagree with me? B)Why did you disagree to me? C)Why did you disagree on me? D)Why did you disagree by me? WWW.MCQSPK.COM

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