Physics-
General
Easy
Question
Two smooth spheres, A&B, of equal radius, lie on a horizontal table. A is of mass m, 
is of mass 3m. The spheres are projected towards each other with velocity vectors 
and 
respectively & when they collide the line joining their centres is parallel to the vector i. If the coefficient of restitution between A and B is 
Their velocities after impact are
The correct answer is:
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