Answer
For a) work is done on the system
For b) and c) work is done by the system.
Work Step by Step
In a) graph graph is clockwise means work is done on system
In b) and c) graph is anticlockwise means work is done by the system
Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (4th Edition)
by Knight, Randall D.
Published by
Pearson
ISBN 10:
0133942651
ISBN 13:
978-0-13394-265-1
Chapter 21 - Heat Engines and Refrigerators - Conceptual Questions - Page 593: 1
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