Answer
2.95
Work Step by Step
We find the COP needed:
$COP = \frac{\text{What we want}}{\text{What we are putting in}}= \frac{6.85}{2.32}=2.95$
Essential University Physics: Volume 1 (3rd Edition)
by Wolfson, Richard
Published by
Pearson
ISBN 10:
0321993721
ISBN 13:
978-0-32199-372-4
Chapter 19 - Exercises and Problems - Page 349: 28
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