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A gas can be taken from A to B via two d...

A gas can be taken from A to B via two different processes ACB and ADB.

When path ACB is used 60 J of heat flows into the system and 30 J of work is done by the system. If path ADB is used work done by the system is 10 J. The heat Flow into the system in path ADB is:

A

80 J

B

20 J

C

100 J

D

40 J

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The correct Answer is:
D
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