Question: A ball of mass 'm' moving at a speed 'v' makes head on collision with an identical ball at rest. The K.E of the

A ball of mass 'm' moving at a speed 'v' makes head

A ball of mass 'm' moving at a speed 'v' makes head on collision with an identical ball at rest. The K.E of the balls after the collision is 2" of the initial K.E. The 3 th coefficient of restitution is (A) (B) (C) * V3 (D) 3

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