A basketball of mass 0.611 kg is droppedfrom rest from a height of 1.17 m. It rebounds to a height of 0.638m. (a) How much mechanical energy was lost duringthe collision with the floor? (b) A basket ballplayer dribbles the ball from a height of 1.17 m by exerting aconstant downward force on it for a distance of 0.126 m. Indribbling, the player compensates for the mechanical energy lost during each bounce. If the ball now returns to a height of 1.17 m,what is the magnitude of the force?