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A system does 100J work on surroundings ...

A system does `100J` work on surroundings by absorbing `150J` of heat. Calculate the change in internal energy.

A

100 J

B

50 J

C

25 J

D

150 J

Text Solution

Verified by Experts

The correct Answer is:
B
`W=-100 J, q=150 J`
Now, `Delta E = q+E = 150-100 = 50 J`. The answer is (2)
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