find the average speed of the ball for to and fro journey.

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A ball rolls with a velocity v on a smooth horizontal floor. If e = coefficient of restitution, find the average speed of the ball for to and fro journey.
22
Sep
A ball rolls with a velocity v on a smooth horizontal floor. If e = coefficient of restitution, find the average speed of the ball for to and fro journey. A ball rolls with a velocity v on a smooth horizontal floor. If e = coefficient of restitution find the average speed of the ball [...]
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