Essential University Physics: Volume 1 (4th Edition) Clone

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

Chapter 19 - Exercises and Problems - Page 364: 76

Answer

25 MJ

Work Step by Step

The energy used is 10 MJ. However, the process of harvesting that energy at the power plant is only 40% efficient. Thus, we find: $ E= \frac {10 MJ}{.4}=25 MJ$
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