12TH•Physics•Simple Harmonic Motion•Question 4

Solution

A $80\,\mathrm{kg}$ body executes S.H.M with amplitude $30\,\mathrm{cm}$. The restoring force is $60\,\mathrm{N}$, when the displacement is $30\,\mathrm{cm}$. Find:

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Solution

3.0\,\mathrm{m\,s^{-1}},\quad 1.4\,\mathrm{m\,s^{-2}},\quad 7.6\,\mathrm{J},\quad 1.44\,\mathrm{J}

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