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A particle of mass m is moving in a hori...

A particle of mass `m` is moving in a horizontal circle of radius r, under a centripetal force equal to `- (K//r^(2))`, where K is constant. What is the total energy of the particle ?

A

`(k)/(r )`

B

`-(k)/(2r)`

C

`-(k)/(r )`

D

`(k)/(2r)`

Text Solution

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The correct Answer is:
C
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