Essential University Physics: Volume 1 (4th Edition)

Published by Pearson
ISBN 10: 0-134-98855-8
ISBN 13: 978-0-13498-855-9

Chapter 19 - Exercises and Problems - Page 364: 75


Please see the work below.

Work Step by Step

We know that $COP=\frac{Cooling \space effect}{Work \space input}$ We plug in the known values to obtain: $COP=\frac{30MJ}{10MJ}$ $COP=3$
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