Questions
If amount of heat given to a system be 50 J and work done on the system be 15 J, then change in internal energy of the system is
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a
35 J
b
50 J
c
65 J
d
15 J
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Correct option is C
dQ=dU+dWwork done on the system is negative50=dU−15 ⇒dU=65 jouleSimilar Questions
Which of the following laws of thermodynamics defines internal energy?
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