Answer
$8\%$
Work Step by Step
Maximum efficiency is
$\eta_{max}=\eta_{carnot}=1-\frac{T_{C}}{T_{H}}=1-\frac{(273+5)\,K}{(273+30)\,K}$
$\approx0.08=8\%$
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 551: 37
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