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Kinetic Theory of Gases

When a molecu...

Question

When a molecule of a gas collides with the wall of a container it gets rebound and the momentum transferred to wall is equal to ___.

A

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B

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C

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D

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Solution

The correct option is A

If 'm' is mass and 'v' is velocity. Then momentum before impact = mv

Momentum after impact = -mv

Change in Momentum= mv - (-mv) =2mv.

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