An S.H.M. is represented by The amplitude of the S.H.M. is

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1.
An S.H.M. is represented by The amplitude of the S.H.M. is

1. 10 cm2. 20 cm3. cm4. 50 cm

2.
Resonance is an example of

1. Tuning fork2. Forced vibration3. Free vibration4. Damped vibration

3.
In case of a forced vibration, the resonance wave becomes very sharp when the

1. Restoring force is small2. Applied periodic force is small3. Quality factor is small4. Damping force is small

4.
Amplitude of a wave is represented by
Then resonance will occur when

1. 2. b = 0 and a = –c3. 4. None of these

5.
A particle with restoring force proportional to displacement and resisting force proportional to velocity is subjected to a force . If the amplitude of the particle is maximum for and the energy of the particle is maximum for , then (where ω₀ is natural frequency of oscillation of particle)

1.  and 2.  and 3.  and 4.  and 

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An S.H.M. is represented by  The amplitude of the S.H.M. is