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A ball at rest is dropped freely from a ...

A ball at rest is dropped freely from a height of `20 m`. It loses `30 %` of its energy on striking the ground and bounces back. The height to which it bounces back is

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A ball at rest is dropped from a height of 12 m. It losses 25% of its kinetic energy on striking the ground and bounces back to a height 'h'. then value of 'h' is

A ball at rest is dropped from a height of 12m . It loses 25% of its kinetic energy on striking the ground. Find the height to which it bounces.