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Waves on String: Resonance MCQ

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ResonanceMediumQuestion 31364

Question

String in resonance has maximum amplitude when driven at:
  1. A
    Any frequency
  2. B
    Natural frequency
    Correct
  3. C
    Half the natural frequency
  4. D
    Twice the natural frequency

Correct answer

Natural frequency

Explanation

Resonance occurs when driving frequency = natural frequency. Amplitude is maximum (limited by damping).

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