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Kinetic Energy

A body of mas...

Question

A body of mass $60 k g$ has the momentum $3000 k g m s^{- 1}$ . Calculate the speed of the body.

5 m s^{- 1}

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0.05 m s^{- 1}

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50 m s^{- 1}

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500 m s^{- 1}

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Solution

The correct option is C $50 m s^{- 1}$
$P = m \times v$
$3000 = 60 \times v$
$v = 50 m / s e c$
Hence velocity becomes $50 m / s e c$ .

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