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Two balls of masses 3 kg and 6 kg are moving with velocities of 4 m/sec and 1 m/sec respectively, towards each other along the line of their centres. After impact the 3 kg ball comes to rest. This can happen only if the coefficient of restitution between the balls is | |
A. | 2/3 [Wrong Answer] |
B. | 1/5 [Correct Answer] |
C. | 3/5 [Wrong Answer] |
D. | 1/3 [Wrong Answer] |