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The particle executes simple harmonic mo...

The particle executes simple harmonic motion have periodic time `0.05s` and amplitude 4 cm, then what its maximum velocity?

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`therefore v_("max")= A omega = A xx (2pi)/(T)`
`=4 xx 10^(-2)xx (2pi)/(0.05)`
`= 4xx 10^(-2)xx 40pi`
`= 1.6pi ms^(-1)`.
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