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A sphere of mass m moving with a constan...

A sphere of mass m moving with a constant velocity u hits another stationary sphere of the same mass. If e is the coefficient of restitution, then ratio of velocities of the two spheres after collision will be

A

`[(1+e^2) /(1-e^2)]`

B

1

C

`[(1- e) /(1+e)]`

D

`[(1- e)^2 /(1+e)^2]`

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AAKASH INSTITUTE ENGLISH-TEST 2-Exercise
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