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The work done by the system is 8 joule, ...

The work done by the system is `8` joule, when `40` joule heat is supplied to it. What is the increases in internal energy of system.

A

25 J

B

30 J

C

32 J

D

28 J

Text Solution

Verified by Experts

The correct Answer is:
C
`q=40 J`
`w=8 J` (Work done by the system)
`DeltaE=q+w=40-8=32 J`
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