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In case of damped oscillation frequency of oscillation is

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Important Questions on Oscillations

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In forced oscillations, a particle oscillates simple harmonically with frequency equal to
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In case of damped oscillation amplitude of oscillation is (symbols have their usual meaning)
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Resonance is special case of 
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In the adjacent figure, if the surface is smooth and the springs are identical then the period of oscillation of the body having mass 2 kg is (K=100 N m-1)
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A particle is executing SHM with amplitude A and maximum acceleration a0. Its maximum speed will be
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If a second's pendulum is moved to a planet where acceleration due to gravity is 2 times. The length of the second's pendulum on the planet should be
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A simple harmonic oscillator has an amplitude a and time period T. The time required by it to travel from x=a to x=a2 is 
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A simple harmonic motion having amplitude A (in m ) and time period T (in second) is represented by the equation y=5sinπ(t+4). The values of A and T respectively are