M.Sc. Chemistry (PU-CET P.G) 2019 Panjab University Entrance Exam With Answers

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74.

The figure below describes a carnot engine work. Which path show adiabatic expansion.

PGREF-554
A: 3 to 4
B: 2 to 3
C: 1 to 2
D: 4 to 1

The answer is: A

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