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Two spheres P and Q moving in opposite directions with velocities V &V2 collides with each other. If 'e' is the coefficient of restitution,

Two spheres P and Q moving in opposite directions with velocities V &V2 collides with each other. If 'e' is the coefficient of restitution, what is their distance of separation at time't' after collision (A) (Vi V2) et (B) (Vi + V2) et (C) (V-V) (D) (V-V)t

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