Answer
C
Work Step by Step
$\eta=1-\frac{T_L}{T_H}$
$T_L=323\ K,\ T_H=1273\ K$
$\eta=0.746$
$\eta = \dot{W}_e/\dot{Q}_H,\ \dot{Q}_H=100\ kJ/s$
$\dot{W}_e=74.6\ kW$
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 6 - The Second Law of Thermodynamics - Problems - Page 326: 6-161
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