If the ratio of specific heat of a gas at constant pressure to that at – McqOptions

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1.	If the ratio of specific heat of a gas at constant pressure to that at constant volume is \[\gamma \], the change in internal energy of a mass of gas, when the volume changes from V to 2V constant pressure p, is [CBSE PMT 1998]
A.	\[R/(\gamma -1)\]
B.	\[pV\]
C.	\[pV/(\gamma -1)\]
D.	\[\gamma pV/(\gamma -1)\]
Answer» D. \[\gamma pV/(\gamma -1)\]

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