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A metal plate of mass 200g is balanced i...

A metal plate of mass 200g is balanced in mid air by throwing 40 balls per second, each of mass 2g vertically upwards from below. The balls get rebounded with the same speed with which they strike the plate. Find the speed with which the balls strike the plate.

Text Solution

Verified by Experts

The correct Answer is:
`12.25 m//s`
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