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 $