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Simple Pendulum Experiment

Simple Pendulum Experiment

This quiz focuses on the fundamentals of a simple pendulum and its role in determining the acceleration due to gravity. It covers key concepts such as periodic motion, oscillations, and the relationship between frequency and period. Test your understanding of these principles and the applicable formulas.

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Quiz30 Questions
Flashcards26 Cards
Study Notes1 Note

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Simple Pendulum Experiment

Quiz • 30 Questions

Simple Pendulum Experiment - Flashcards

Flashcards • 26 Cards

Study Notes

4 min • Summary

Materials

List of Questions30 questions
  1. Question 1
    • It is the repeating motion of an object returning to a given position after a fixed time interval.
    • It is a type of motion that only occurs in circular paths.
    • It represents the instantaneous motion of the pendulum at a certain point.
    • It is the motion of an object that does not return to its initial position.
  2. Question 2
    • $T = \frac{1}{f^2}$
    • $f = 2 heta T$
    • $f = \frac{1}{T}$
    • $T = 2 heta f$
  3. Question 3
    • $f = \frac{2\pi}{gL}$
    • $f = \frac{2\pi}{L\sqrt{g}}$
    • $f = \frac{1}{2\pi} \sqrt{\frac{g}{L}}$
    • $f = \frac{1}{2\pi} \sqrt{gL}$
  4. Question 4
    • 9.81 m/s²
    • 10.0 m/s²
    • 8.5 m/s²
    • 9.8 m/s²
  5. Question 5
    • The period remains unchanged.
    • The period increases by a factor of $ rac{1}{\sqrt{2}}$.
    • The period decreases by half.
    • The period increases by a factor of $ rac{1}{2}$.
  6. Question 6
    • The speed of sound increases by 0.6 m/s for each degree Celsius increase in temperature.
    • The speed of sound decreases as temperature increases.
    • The speed of sound increases by 0.6 m/s for every 10 degrees Celsius increase in temperature.
    • The speed of sound remains constant regardless of temperature.
  7. Question 7
    • The temperature of the air in degrees Celsius.
    • The wavelength of the sound wave.
    • The wave speed of sound in air.
    • The harmonic number indicating modes of vibration.
  8. Question 8
    • Fundamental frequency for n=0.
    • Whispers associated with n=3.
    • Silence for n=4.
    • Overtones for n=2.
  9. Question 9
    • Average speed = 5 values divided by 5.
    • Average speed = total of speed values divided by 4.
    • Average speed = maximum speed value divided by the number of values.
    • Average speed = total of speed values divided by the number of values.
  10. Question 10
    • Arithmetic method.
    • Graphical method.
    • Analytical method.
    • Experimental method.
  11. Question 11
    • $v_{exp} = 4 / slope$.
    • $v_{exp} = 4 × slope$.
    • $v_{exp} = slope × 2$.
    • $v_{exp} = slope + 4$.
  12. Question 12
    • 340 m/s.
    • 315 m/s.
    • 324 m/s.
    • 331 m/s.
  13. Question 13
    • Divide the velocity of the wave by the frequency.
    • Subtract the fundamental frequency from the calculated velocity.
    • Multiply the error by the velocity of sound.
    • Compare the experimental velocity to theoretical velocity.
  14. Question 14
    • 0.6 m
    • 0.15 m
    • 0.3 m
    • 0.45 m
  15. Question 15
    • 160 Hz
    • 40 Hz
    • 20 Hz
    • 80 Hz
  16. Question 16
    • Always positive
    • Always negative
    • Depends on the lens type
    • Can be zero
  17. Question 17
    • They remain parallel.
    • They are absorbed.
    • They diverge away from the axis.
    • They converge toward the axis.
  18. Question 18
    • Use the formula: speed = 331 + 0.6 * T
    • Add 20 m/s to 331 m/s
    • Subtract 20 m/s from 331 m/s
    • Multiply 331 by the temperature in Celsius
  19. Question 19
    • The distance to the object being viewed
    • Curvature of the lens surfaces and its focal length
    • Material used to make the lens only
    • Thickness of the lens alone
  20. Question 20
    • Toward the lens axis
    • It does not refract them
    • In a circular pattern
    • Outward from the lens axis
  21. Question 21
    • 120 Hz
    • 20 Hz
    • 160 Hz
    • 80 Hz
  22. Question 22
    • The distance of the object from the lens
    • The thickness of the lens
    • The bending of light rays through the lens
    • The size of the lens
  23. Question 23
    • Power decreases
    • Power becomes zero
    • Power remains unchanged
    • Power increases
  24. Question 24
    • Centimeter (cm)
    • Lens power unit (LPU)
    • Diopter (D)
    • Meter (m)
  25. Question 25
    • It bends light rays at a large angle
    • It has a fixed focal length
    • It has a long focal length
    • It bends light rays at a small angle
  26. Question 26
    • $f = \frac{s \cdot s'}{s + s'}$
    • $f = \frac{s + s'}{s \cdot s'}$
    • $f = \frac{2s}{s'}$
    • $f = \frac{s' - s}{s}$
  27. Question 27
    • Focal length increases
    • Focal length fluctuates
    • Focal length remains constant
    • Focal length decreases
  28. Question 28
    • 5 D
    • 0.05 D
    • 2 D
    • 50 D
  29. Question 29
    • Low-power lenses have shorter image distances
    • Low-power lenses bend light through a small angle
    • High-power lenses have longer focal lengths
    • High-power lenses can focus light from greater distances
  30. Question 30
    • Add all focal lengths and divide by the number of lenses
    • Sum the focal lengths and multiply by the number of lenses
    • Select the maximum focal length from the values
    • Multiply all focal lengths together and take the root
List of Flashcards26 flashcards
  1. Card 1
    HintThink of a swinging weight.Memory TipBob and string, swings back and forth.
  2. Card 2
    HintThink of a clock's pendulum.Memory TipRepeating, fixed time.
  3. Card 3
    HintHow long it takes to swing back to the starting point.Memory TipTime for one full swing.
  4. Card 4
    HintHow many times it swings in a second.Memory TipSwings per second.
  5. Card 5
    HintLength of the pendulum and gravity affect swing time.Memory Tip2π, length, gravity, time
  6. Card 6
    HintThink of the most basic, lowest tone of a musical instrument.It's the first mode of vibration.Memory TipFundamental = First
  7. Card 7
    HintIn music, imagine the other, higher tones in a chord or instrument besides the fundamental note.Memory TipExtra tones
  8. Card 8
    HintThink of a swing; pushing it at the right rhythm makes it go highest.Memory TipMax Amplitude
  9. Card 9
    HintThink about how fast something travels when it makes a sound.Memory TipSound's speed
  10. Card 10
    Hintcalculated by adding all measured speeds in the experiment and then dividing that total by the quantity of measured speeds.Memory TipAverage Sound Speed
  11. Card 11
    HintDetermined using graphical method and a formula including the slope of the graphMemory TipExperimental calculation
  12. Card 12
    HintA tube's length, frequency ,and the speed of sound influence each other in calculations .Memory TipfL =v/4
  13. Card 13
    HintUsed to quantify the difference between a measured value and a known or expected value.Memory TipDifference over expected, times 100%
  14. Card 14
    HintSpeed according to a formula.Memory TipCalculated, not measured
  15. Card 15
    HintImportant property of lenses in image formation.Memory TipLens focussing point distance.
  16. Card 16
    HintCauses light to converge.Memory TipLight comes together
  17. Card 17
    HintHigher harmonics.Memory TipHigher than fundamental
  18. Card 18
    HintDetermined by length and sound speed.Memory TipDistance between waves.
  19. Card 19
    HintDependent on medium properties.Memory TipSpeed of sound propagation
  20. Card 20
    HintHow much a lens bends light.Memory TipReciprocal of focal length.
  21. Card 21
    HintThink of it as a way to predict where an image will form based on object position and lens properties.Memory Tip1/f = 1/s + 1/s'
  22. Card 22
    HintThis is how far away the image is from the lensMemory Tips' for 'image distance'
  23. Card 23
    HintThink of it like the 'strength' of the lens.Memory TipStrong lens, strong power
  24. Card 24
    HintConnect this to the concept of how focal length and power are related.Memory TipP = 1/f, just like the lens equation
  25. Card 25
    HintRemember that power is related to the reciprocal of focal length.Memory TipDiopter = D, think 'D for Distance'
  26. Card 26
    HintThink about a magnifying glass vs. a telescope lens - which has a shorter focal length?Memory TipStrong power = 'Strong' bending = Short focal length

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