NEET Physics - New - Simple Harmonic Motion

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Question - 1

A particle executing SHM with frequency v. The frequency with which kinetic energy oscillate is

  • A 4 v
  • B v
  • C v / 2
  • D 2 v

Question - 2

Assertion (A) If a boy sitting on a swing stands up, the time period of swing decreases.
Reason (R) When boy stands up, more weight is felt on the string of swing.

  • A Both Assertion and Reason are true and Reason is the correct explanation of the Asserton
  • B Both Assertion and Reason are true but Reason is not the correct explanation of Assertion
  • C Asserton is true but Reason is false
  • D Both Asserton and Reason are false

Question - 3

Assertion (A) The percentage change in time period is 1.5%, if the length of simple pendulum increases by 3%.
Reason (R) Time period is directly proportional to length of pendulum.

  • A Both Assertion and Reason are true and Reason is the correct explanation of the Assertion
  • B Both Assertion and Reason are true but Reason is not the correct explanation of Asertion
  • C Assertion is true but Reason is false
  • D Both Assertion and Reason are false

Question - 4

The distance covered by a particle in simple harmonic motion in one time period is

  • A zero
  • B 4A
  • C 2A
  • D A

Question - 5

The displacement of a particle is represented by equation \(y=3 \cos (\pi / 4-2 \omega t)\). The motion of the particle is 

  • A simple harmonic with period \(2 \pi / \omega\)
  • B simple harmonic with period \(\pi / \omega\)
  • C periodic but not simple harmonic
  • D non-periodic

Question - 6

A particle is performing SHM given by equation \(\frac{d^2 x}{d t^2}+9 x=0\), then time period is

  • A \(2 \pi\)
  • B \(\frac{1}{3} \pi\)
  • C \(\frac{2}{3} \pi\)
  • D \(4 \pi\)

Question - 7

If the maximum velocity in SHM is vmax Then, the average velocity during motion from one extreme point to the other extreme point will be

  • A \(\frac{4}{\pi} v_{\max }\)
  • B \(\frac{\pi}{4} v_{\max }\)
  • C \(\frac{2}{\pi} v_{\max }\)
  • D \(\frac{\pi}{2} v_{\max }\)

Question - 8

A particle executing SHM on X-axis with origin as mean position, then graph of speed (v) versus displacement (x)will be

  • A parabola
  • B ellipse
  • C circle
  • D hyperbola

Question - 9

A body doing SHM with amplitude 1 cm and frequency 60 Hz. The maximum acceleration will be

  • A \(200 \pi^2 \mathrm{~m} / \mathrm{s}^2\)
  • B \(400 \pi^2 \mathrm{~m} / \mathrm{s}^2\)
  • C \(244 \pi^2 \mathrm{~m} / \mathrm{s}^2\)
  • D \(144 \pi^2 \mathrm{~m} / \mathrm{s}^2\)

Question - 10

A body executing SHM of time period 4 s. Time taken by it to move from mean position to half of amplitude starting A body executing SHM of time periodv4 s. Time taken by it to move from meanvposition to half of amplitude startingvfrom the mean position isfrom the mean position is

  • A 4 s
  • B \(\frac{1}{\sqrt{3}}\) s
  • C \(\frac{1}{3} \mathrm{~s}\)
  • D \(\frac{2}{3} \mathrm{~s}\)
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