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For polytropic process PV^(n) = constant...

For polytropic process `PV^(n)` = constant, molar heat capacity `(C_(m))` of an ideal gas is given by:

A

`C_(v,m) - (R )/((n-1))`

B

`C_(v,m) + (R )/((1-n))`

C

`C_(v,m) + R`

D

`(R )/((gamma-1)) + (R )/((1-n))`

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The correct Answer is:
B, D
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