Essential University Physics: Volume 1 (4th Edition)

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

Chapter 8 - Exercises and Problems - Page 147: 25


Please see the work below.

Work Step by Step

We know that $E=G\space m_E\space m(\frac{1}{r_1}-\frac{1}{r_2})$ We plug in the known values to obtain: $E=(6.67\times 10^{-11})(5.97\times 10^{24})(\frac{1}{6.37\times 10^6}-\frac{1}{6.37\times 10^6+1800\times 10^3})$ $E=3.2\times 10^9J$
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