JEE Physics · Hard

Simple Harmonic Motion: Damped Oscillations MCQ

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

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Damped OscillationsHardQuestion 31150

Question

In damped SHM, amplitude decreases with time as:
  1. A
    Linearly
  2. B
    Exponentially
    Correct
  3. C
    As 1/t
  4. D
    As t²

Correct answer

Exponentially

Explanation

Amplitude A(t) = A₀ e^(−γt) where γ = b/(2m) and b is the damping coefficient. Exponential decay.