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Question 31171
JEE Physics · Hard

Simple Harmonic Motion: Energy MCQ

Solve this quality-checked JEE multiple-choice question, then review the correct answer and explanation.

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EnergyHardQuestion 31171

Question

Total energy of SHM is 0.1 J. When displacement is half the amplitude, PE is:
  1. A
    0.025 J
    Correct
  2. B
    0.05 J
  3. C
    0.1 J
  4. D
    0.075 J

Correct answer

0.025 J

Explanation

PE = ½kx² = ½k(A/2)² = ¼ × ½kA² = E/4 = 0.1/4 = 0.025 J.

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