CHAPTER-14: OSCILLATIONS

Class 11

 

1. in SH.M. acceleration is proportional to –

  • Velocity
  • Displacement
  • Time period
  • Frequency

2. At resonance the amplitude of forced oscillations is –

  • minimum
  • maximum
  • zero
  • None of these.

3. Time period of the second pendulum is –

  • 1 second
  • 2 seconds
  • 4 seconds
  • 5 seconds

4. Which one of the following is not a periodic motion?

  • Rotation of the earth about its axis,
  • A freely suspended bar magnet displaced from its N – S direction and released
  • The motion of hands of a clock
  • An arrow released from a bow.

View Answer

An arrow released from a bow.

5. Which one of the following motions is not simple harmonic?

  • Vertical oscillations of a spring
  • The motion of a simple pendulum
  • The motion of the planet around the Sun
  • Oscillation of liquid in a

View Answer

The motion of the planet around the Sun

6. The displacement of a particle in S.H.M. in one time period is

7. The time period of oscillation of a particle in S.H.M depends-

  • not upon its mass
  • upon its mass
  • upon the amplitude of the S.H.M
  • upon the phase of the particle

View Answer

not upon its mass

 

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