Physics – Simple Harmonic Motion (SHM)

1. Which of these is a physical quantity that fully describes the position and direction of motion of a particle?

  1. Speed
  2. Mass
  3. Frequency
  4. Phase
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Answer: Option D. Phase

2. What type of oscillation can be described by a single harmonic function?

  1. Damped oscillation
  2. Forced oscillation
  3. Harmonic oscillation
  4. Random oscillation
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Answer: Option C. Harmonic oscillation

3. What is the phase of a vibrating particle at t = 0 known as?

  1. Epoch
  2. Final phase
  3. Period
  4. Terminal phase
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Answer: Option A. Epoch

4. Which of the following represents the angular frequency of a body?

  1. omega = 2pi/T
  2. theta = 2pi/T
  3. alpha = 2pi/T
  4. beta = 2pi/T
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Answer: Option A. omega = 2pi/T

5. What is the SI unit of frequency?

  1. Newton
  2. Hertz
  3. Joule
  4. Pascal
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Answer: Option B. Hertz