Question: I need the answer as soon as possible Q.7. A body of mass M, collides elastically with another body of mass M, at rest. After

I need the answer as soon as possible

Q.7. A body of mass M, collides elastically with another body of mass M, at rest. After collision the velocity of mass 3 M, becomes 4 times of the initial velocity. Find the ratio of their masses ? Solution

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