Give an example of vibratory motion which is not simple harmonic motion. Give a reason for your selection.

An example is the motion of a car engine’s piston. It is not simple harmonic because its acceleration is not proportional to its displacement and does not follow Hooke’s law.

Related Questions:

  1. At the extreme position, velocity is zero but acceleration is maximum in simple harmonic motion. How can you theoretically explain it?
  2. What will happen to the acceleration of a mass-spring system if its mass is doubled?
  3. A simple pendulum has a time period “T”. What will happen to its time period if its thread length is shortened to half?
  4. A simple pendulum has a time period of 4 seconds. Will its time period remain the same or change if its steel bob is replaced by a wooden bob of the same size?
  5. Same masses are attached to different springs, one is vibrating faster. Why?
  6. A simple pendulum has a time period “T” in Murree. In Karachi, it has a different time period. What would you do to make its time period the same as it was in Murree?
  7. What will happen to the frequency of waves in a ripple tank if the time period of the electrical vibrator is decreased? What will happen to the wave speed?
  8. Why do water waves refract at the boundary of shallow water and deep water in a ripple tank experiment?
  9. Under what conditions are waves diffracted the most?
  10. Why does the acceleration of a simple pendulum increase as it moves away from the equilibrium position?
  11. What is the difference between frequency and time period of a wave?
  12. Why does a simple pendulum have a longer time period on the Moon than on Earth?
  13. How does damping affect oscillatory motion?
  14. What is the significance of wave speed in a medium?
  15. Simple harmonic motion and waves
  16. Define the term wave. Explain it with the help of an example. Differentiate between mechanical waves and electromagnetic waves.
  17. Define longitudinal waves. Discuss its motion with the help of an example. Also define the following terms for longitudinal waves: Rarefaction, Compression, Wavelength.
  18. Derive the formula for the speed of waves () relating speed, frequency, and wavelength.
  19. Show that frequency and time period of waves are inverse of each other.
  20. What is a ripple tank? Describe its construction and working. Use a ripple tank to study reflection, refraction, and diffraction of water waves.