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The kinetic energy K of the particle mov...

The kinetic energy K of the particle moving in a circle of radius R depends upon the distance (s) covered as `K = as^(2)` . The force acting on the particle is :

A

`2aS^2//R`

B

`2aR^2//S`

C

`2aS`

D

`2aS(1+S^2//R^2)^(1//2)`.

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