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A ball moving on a smooth horizontal table hits a rough vertical wall, the coefficient of restitution between ball and wall being 1/3. The ball rebounds at the same angle. The fraction of its kinetic energy lost is | |
A. | 1/3 [Wrong Answer] |
B. | 2/3 [Wrong Answer] |
C. | 1/9 [Wrong Answer] |
D. | 8/9 [Correct Answer] |