Chapter 10 - Simple Harmonic Motion and Waves

Simple Harmonic Motion and Waves

Quiz

 

1. • Which of the following is a characteristic of simple harmonic motion?
   1.   Constant velocity
   2.   Constant acceleration
   3.   . Acceleration proportional to displacement and directed towards the mean position
   4.   . Constant force
2. • In a simple harmonic motion, the restoring force is always directed:
   1.   . Away from the mean position
   2.   Towards the mean position
   3.   Perpendicular to the displacement
   4.   . Opposite to the displacement
3. • Which of the following quantities remains constant in simple harmonic motion?
   1.   . Kinetic energy
   2.   Potential energy
   3.   Total mechanical energy
   4.   . Displacement
4. • The frequency of a wave is:
   1.   The distance between two consecutive crests
   2.   The number of waves passing a point per second
   3.   The time taken for one wave to pass a point
   4.   . The distance between two consecutive troughs
5. • In a transverse wave, the particles of the medium move:
   1.   • A. Parallel to the direction of wave propagation
   2.   . Perpendicular to the direction of wave propagation
   3.   . In a circular motion
   4.   . Along the wavefront
6. The speed of a wave is given by the product of its:
   1.   . Frequency and wavelength
   2.   Amplitude and wavelength
   3.   Amplitude and frequency
   4.   . Frequency and period
7. • The unit of frequency is:
   1.   . Hertz (Hz)
   2.   Meter (m)
   3.   . Second (s)
   4.   Newton (N)
8. • The phase difference between two points on a wave separated by one wavelength is:
   1.   . 000 radians
   2.   π2\frac{\pi}{2}2π radians
   3.   . π\piπ radians
   4.   2π2\pi2π radians
9. A wave travels a distance of 10 meters in 2 seconds. What is its speed?
   1.   . 5 m/s
   2.   10 m/s
   3.   . 20 m/s
   4.   . 2 m/s
10. Which type of wave requires a medium to travel through?
    1.   . Electromagnetic wave
    2.   Sound wave
    3.   Light wave
    4.   All of the above