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Question
The phenomenon which takes place when the natural frequency of a given body is equal to the natural frequency of a vibrating body is called:
Options
reverberations
echo
resonance
forced vibrations
MCQ
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Solution
Resonance
Explanation:
Resonance occurs when the frequency of the applied periodic force matches the natural frequency of a body. This makes the body vibrate with a large amplitude. Reverberations and echoes are effects of sound reflection.
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