in Thermodynamics system internal energy decrease by 100 j and 100 j of work done is on the system then heat lost will be
A: 0
B: 100J
C: 200J
D: -200J
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0
Answer:
A. 0
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2
Answer:
Correct option is
A
100 J
ΔU=Q−W [From !st law of thermodynamics]
Q=200J
W=100J
∴ΔU=(200−100)J=100J
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