[" A body freely falling from a certain height 'h' after striking a smooth floor rebounds to a height hi2.What is the "],[" coefficient of restitution between the floor and the body? "]

A body freely falling from a certain height 'h' , after striking a smooth floor rebounds and h rises to a height h /2 . What is the coefficient of restitution between the floor and the body ?

A ball is dropped from a height h onto a floor and rebounds to a height h//6 . The coefficient of restitution between the ball and the floor is

A ball falls from rest from a height h onto a floor, and rebounds to a height h//4 . The coefficient of restitution between the ball and the floor is