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Kinetic energy of a particle moving on a...

Kinetic energy of a particle moving on a circular track of radius r depends upon the distance s covered on the track as `K=AS^2`, where A is a constant. The tangential acceleration of the particle is

A

(Sm)/A

B

(SA)/m

C

`2Ssqrt(m/a)`

D

(2AS)/m

Text Solution

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The correct Answer is:
D
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