Answer
See explanation below.
Work Step by Step
For fixed maximum and minimum temperatures, (a) the thermal efficiency increases with pressure
ratio, (b) the net work first increases with pressure ratio then reaches a maximum, and then decreases.
Thermodynamics: An Engineering Approach 8th Edition
by Cengel, Yunus; Boles, Michael
Published by
McGraw-Hill Education
ISBN 10:
0-07339-817-9
ISBN 13:
978-0-07339-817-4
Chapter 9 - Gas Power Cycles - Problems - Page 542: 9-76C
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