Resonance is an example of
Easy
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(b)
Resonance can occur only if external force is applied at same frequency as that of natural frequency, hence it is forced vibration. Option B is correct.
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Similar Questions
- 1Which of the following expressions corresponds to simple harmonic motion along a straight line, where $x$ is the displacement and $a, b, c$ are positive constants?View Solution
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$(A)$ Restoring force is directly proportional to the displacement.
$(B)$ The acceleration and displacement are opposite in direction.
$(C)$ The velocity is maximum at mean position.
$(D)$ The acceleration is minimum at extreme points.
Choose the correct answer from the options given below :
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