If the degree of freedom of a gas molecule is f , then the ratio of two specific heats is given by

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If the degree of freedom of a gas molecule is

f

, then the ratio of two specific heats is given by

PhysicsKinetic Theory of GasesNEET

Options:

A $\frac{2}{f} + 1$
B $1 - \frac{2}{f}$
C $1 + \frac{1}{f}$
D $1 - \frac{1}{f}$

Solution:

2780 Upvotes Verified Answer

The correct answer is:

\frac{2}{f} + 1

η = \frac{C_{p}}{C_{v}} = 1 + \frac{2}{n} = 1 + \frac{2}{f}

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