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Adiabatic reversible expansion of a gas ...

Adiabatic reversible expansion of a gas is represented by

A

`((T_(1))/(T_(2)))^(gamma)=((P_(2))/(P_(1)))^(1-gamma)`

B

`((T_(1))/(T_(2)))^(gamma)=((P_(1))/(P_(2)))^(1-gamma)`

C

`((T_(1))/(T_(2)))^(gamma)=((P_(2))/(P_(1)))^(gamma-1)`

D

all are correct

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The correct Answer is:
A
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