Physics: Principles with Applications (7th Edition)

Published by Pearson
ISBN 10: 0-32162-592-7
ISBN 13: 978-0-32162-592-2

Chapter 15 - The Laws of Thermodynamics - Problems - Page 439: 22

Answer

$74\%$

Work Step by Step

The maximum efficiency (Carnot efficiency) is given by equation 15–5. Make sure to measure temperatures in kelvins. $$e_{ideal}=1-\frac{T_L}{T_H}=1-\frac{77K}{293K}=0.7372=74\%$$
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