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One mole of perfect gas, initially at a ...

One mole of perfect gas, initially at a pressure and temperture of `10^(5)Nm^(-2)` and 300 K, respectively, expands isothermally until its volume is doubled and then adiabatically until its volume is again doubled. Find the final pressure of the gas. Given `gamma=1.4`.

A

`(0.5)^(2.4)xx10^(5)Nm^(-2)`

B

`(0.5)^(1.4)xx10^(5)Nm^(-2)`

C

`(0.5)^(2.4)xx10^(6)Nm^(-2)`

D

`(0.5)^(1.4)xx10^(6)Nm^(-2)`

Text Solution

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The correct Answer is:
A
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