Simple harmonic motion and waves

When water waves enter from deep water to shallow water:

 
 
 
 

Which one of the following is a longitudinal wave?

 
 
 
 

Listening to radio transmission in deep valleys of mountain areas is due to:

 
 
 
 

A mass spring system has mass m attached to a spring. What will be the effect on its time period if its mass is increased four times?

 
 
 
 

360 waves are passing through a point in a river in one hour. The time period of the wave is:

 
 
 
 

The time period of the electrical vibrator of a ripple tank is 0.5 s. Water waves in the ripple tank have a speed of 10 m/s and an amplitude of 5 cm. The frequency of the waves is:

 
 
 
 

If the amplitude of a simple pendulum is doubled, what happens to its time period?

 
 
 
 

A spring is stretched 5 cm by a 20N force, what is its spring constant k?

 
 
 
 

The time period of a simple pendulum will be smallest at:

 
 
 
 

If a body performing simple harmonic motion completes one vibration in 2 seconds, its frequency of vibration is:

 
 
 
 

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Related Questions:

  1. Simple harmonic motion and waves-NFE
  2. 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?
  3. Why do water waves refract at the boundary of shallow water and deep water in a ripple tank experiment?
  4. Under what conditions are waves diffracted the most?
  5. What do you mean by oscillation? Define simple harmonic motion. What are the conditions for a body to perform SHM? Give examples of bodies that perform SHM.
  6. Show that a vibrating mass-spring system performs simple harmonic motion. What is its time period? On what factors does it depend?
  7. Explain the following terms for SHM: Vibration, amplitude, time period, frequency.
  8. Explain that a steel ball dropped from the edge of a shining bowl performs SHM.
  9. What is a simple pendulum? Show that a vibrating simple pendulum performs SHM. What is the formula for the time period of a simple pendulum? On what factors does it depend?
  10. Explain the process of damping. Differentiate between damped and undamped oscillations.
  11. Define the term wave. Explain it with the help of an example. Differentiate between mechanical waves and electromagnetic waves.
  12. Define transverse waves. Discuss its motion with the help of an example. Also define the following terms for transverse waves: Crest, Trough, Wavelength, Frequency, and Time Period.
  13. Define longitudinal waves. Discuss its motion with the help of an example. Also define the following terms for longitudinal waves: Rarefaction, Compression, Wavelength.
  14. Derive the formula for the speed of waves () relating speed, frequency, and wavelength.
  15. Show that frequency and time period of waves are inverse of each other.
  16. What is a ripple tank? Describe its construction and working. Use a ripple tank to study reflection, refraction, and diffraction of water waves.
  17. Why does the acceleration of a simple pendulum increase as it moves away from the equilibrium position?
  18. What is the difference between frequency and time period of a wave?
  19. Why does a simple pendulum have a longer time period on the Moon than on Earth?
  20. How does damping affect oscillatory motion?

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