1.

A ball of mass 4 kg moving with velocity 4 m/s collides with another identical ball at rest. The kinetic energy of the balls after collision is 78 times of the original. Find the coefficient of restituton (e).

Answer»

A ball of mass 4 kg moving with velocity 4 m/s collides with another identical ball at rest. The kinetic energy of the balls after collision is 78 times of the original. Find the coefficient of restituton (e).



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