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A point on a body performing pure rotati...

A point on a body performing pure rotation is 10cm from the axis oof rotation of body. Angular position of the point from reference line is given by `0 = 0.5 e^(2t)`, where 0 is in radian and t in second. The acceleration of the point at t =0 is

A

sqrt5/10 `m/s^2`

B

sqrt5 `m/s^2`

C

1/10 `m/s^2`

D

1/20 `m/s^2`

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