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1 January, 16:40

A ball traveling with an initial momentum of 5.1 kgm/s bounces off a wall and comes back in the opposite direction with a momentum of - 4.3kgm/s.

What is the change of momentum of the ball?

What impulse is required to produce this change?

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  1. 1 January, 17:17
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    Answer: Change in momentum=9.4kgm/s

    Impulse=9.4kgm/s

    Explanation:

    Change in momentum=5.1 - (-4.3) = 5.1+4.3=9.4kgm/s

    Impulse=Change in momentum

    There impulse=9.4kgm/s
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