The rate of change of total momentum of ...

The rate of change of total momentum of a many particle system is proportional to the……………………

If both assertion and reason are true and the reason is the correct explanation of the assertion.

If both assertion and reason are true but reason is not the correct explanation of the assertion.

If assertion is true but reason is false.

If assertion is false but reason is true.

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The correct Answer is:

Rate of change of momentum is proportional to external forces acting on the system. The total momentum of whole system remain constant when no external force is acted upon it.

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