Answer
$T_C =7^oC$
Work Step by Step
We have
$T_H = 427^oC = 700K$
$\eta = 1- \frac{T_C}{T_H}$
$ 60\% = 0.6 =1- \frac{T_C}{700K}$
$ T_C = 0.4 *700K =280^oC$
$T_C =7^oC$
Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (3rd Edition)
by Knight, Randall D.
Published by
Pearson
ISBN 10:
0321740904
ISBN 13:
978-0-32174-090-8
Chapter 19 - Heat Engines and Refrigerators - Exercises and Problems - Page 550: 21
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