Simple harmonic motion Quiz
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5 questions, one answer each
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1. Which graph shows that a motion is simple harmonic?
- A. a against t is a straight line
- B. v against x is a straight line
- C. a against x is a straight line through the origin with negative gradient
- D. x against t is a straight line
2. A body oscillates with amplitude 0.050 m at 2.0 Hz. What is its maximum speed?
- A. 0.63 m s⁻¹
- B. 0.31 m s⁻¹
- C. 1.3 m s⁻¹
- D. 0.10 m s⁻¹
3. At which position in the motion is the speed of a body in SHM zero?
- A. At the equilibrium position
- B. Midway between equilibrium and the extreme
- C. Where the acceleration is zero
- D. At maximum displacement
4. A body has ω = 5.0 rad s⁻¹ and displacement +0.020 m. What is its acceleration?
- A. +0.50 m s⁻²
- B. −0.50 m s⁻²
- C. −0.10 m s⁻²
- D. −25 m s⁻²
5. What does the gradient of the velocity–time graph of a body in SHM represent?
- A. Displacement
- B. Speed
- C. Acceleration
- D. Frequency