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In a cyclic process shown in the figure ...

In a cyclic process shown in the figure on ideal gas is adiabatically taken from B to A, the work done on the gas during the process `B rarr A` is 30J, when the gas is taken from `A rarr B` the heat absorbed by the gas is 20J. What is the change in internal ebergy of the gas in the process `A rarr B`.

A

20J

B

`-30J`

C

50 J

D

-10 J

Text Solution

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The correct Answer is:
B
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