Q.

Which one of the following statements is NOT true about the effect of an increase in temperature on the distribution of molecular speeds in a gas

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a

The most probable speed increases

b

The fraction of the molecules with the most probable speed increases

c

The distribution becomes broader

d

The area under the distribution curve remains the same as under the lower temperature

answer is B.

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Detailed Solution

Most probable velocnv increase and fraction of molecule possessing most probable velocity decrease.
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Which one of the following statements is NOT true about the effect of an increase in temperature on the distribution of molecular speeds in a gas