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A particle of mass m initially moving wi...

A particle of mass m initially moving with speed v.A force acts on the particle f=kx where x is the distance travelled by the particle and k is constant. Find the speed of the particle when the work done by the force equals W.

A

`sqrt((k)/(m)+v^(2))`

B

`sqrt((2W)/(m)+v^(2))`

C

`sqrt((2W)/(k)+v^(2))`

D

`sqrt((W)/(2m)+v^(2))`

Text Solution

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The correct Answer is:
B
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