A system is provided with 200 cal of heat and the work done by the sys – McqOptions

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1.	A system is provided with 200 cal of heat and the work done by the system on the surrounding is 40 J. Then its internal energy [Orissa PMT 2004]
A.	Increases by 600 J
B.	Decreases by 800 J
C.	Increases by 800 J
D.	Decreases by 50 J
Answer» D. Decreases by 50 J

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