NEET Sample Paper NEET Sample Test Paper-8

  • question_answer If Y be the ratio of specific heats of a perfect gas, the number of degree of freedom of a molecule of the gas is:

    A)  \[(Y-1)\]                     

    B)  \[\frac{3Y-1}{2Y-1}\]

    C)  \[\frac{2}{Y-1}\]       

    D)  \[\frac{9}{2}\,(Y-1)\]

    Correct Answer: C

    Solution :

    As,  \[Y=1+\frac{2}{F}\]  or  \[F=\frac{2}{Y-1}\]  (Hence f is the degree of freedom)     

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