A body of mass m having an initial velocity v, makes head on elastic collision with a stationary body of mass M. After the collision, the body of mass m comes to rest and only the body having mass M moves. This will happen only when

m >> M

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m << M

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m = M

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$m = \frac{1}{2} M$

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Solution

The correct option is C
m = M

Velocity exchange takes place when the masses of bodies are equal in head on elastic collision

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A body of mass m having an initial velocity v, makes head on elastic collision with a stationary body of mass M. After the collision, the body of mass m comes to rest and only the body having mass M moves. This will happen only when

The correct option is C m = M Velocity exchange takes place when the masses of bodies are equal in head on elastic collision

The correct option is C
m = M

Velocity exchange takes place when the masses of bodies are equal in head on elastic collision