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Kinetic Theory of Gases

If the pressu...

Question

If the pressure of a gas is increased then its mean free path becomes :

A

zero

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B

less

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C

more

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D

\infty

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Solution

The correct option is B less
As gas pressure increases mean free path of the gas decreases.
Mean free path is the distance traveled by a gas molecule between two successive collisions.
So, as pressure increases number of collisions increase. Hence, mean free path decreases.

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