A ball strikes a horizontal floor at an angle 0 = 45 with the normal to...

 

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A ball strikes a horizontal floor at an angle 0 = 45 with the normal to floor. The coefficient of restitution between the ball and the floor is e = .The fraction of its kineticenergy lost in collision is (A) 8. (B) (C) (D) A ball strikes a horizontal floor at an angle 0 = 45 with the normal to floor. The coefficient of restitution between the ball and the floor is e = .The fraction of its kineticenergy lost in collision is (A) 8. (B) (C) (D)