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A child swings sitting and standing inside swing as shown in figure, then periods of oscillation have the relation

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Important Questions on Oscillations

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In the figure, S1 and S2 are identical springs. The oscillation frequency of the mass m is f. If one spring is removed, the frequency will become
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If the period of oscillation of mass m suspended from a spring is 2 s, then the period of mass 4m will be
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Five identical springs are used in the following three configurations. The time periods of vertical oscillations in configurations i,ii and iii are in the ratio
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The velocity-time diagram of a harmonic oscillator is shown in the adjoining figure. The frequency of oscillation is

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A body of mass 0.01 kg executes simple harmonic motion (S.H.M.) about x=0 under the influence of a force shown below. The period of the S.H.M. is


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The velocity of a particle performing simple harmonic motion, when it passes through its mean position is
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Which one of the following equations of motion represents simple harmonic motion?