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A particle of mass 10 gm is describing S...

A particle of mass 10 gm is describing S.H.M. along a straight line with period of 2 sec and amplitude of 10 cm . Its kinetic energy when it is at 5 cm from its equilibrium position is

A

`3.75pi^(2)erg`

B

`375 pi^(2)` erg

C

`0.375pi^(2)` erg

D

`37.5pi^(2)` erg

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The correct Answer is:
B
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