Essential University Physics: Volume 1 (3rd Edition)

Published by Pearson
ISBN 10: 0321993721
ISBN 13: 978-0-32199-372-4

Chapter 17 - Exercises and Problems: 55

Answer

Please see the work below.

Work Step by Step

We know that $Q=mL_f$ We plug in the known values to obtain: $Q=(20)(334000)$ $Q=6680000J$ Now we can find the power as $P=\frac{Q}{t}$ We plug in the known values to obtain: $P=\frac{6680000}{(6.0)(60)}$ $P=19000W$
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