Thermodynamics Question 104

Question: First law of thermnodynamics is given by

[CPMT 1977, 91]

Options:

A) $ dQ=dU+PdV $

B) $ dQ=dU\times PdV $

C) $ dQ=(dU+dV)P $

D) $ dQ=PdU+dV $

Show Answer

Answer:

Correct Answer: A

Solution:

$ \Delta Q=\Delta U+\Delta W $ and $ \Delta W=P\Delta V $



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