Answer
Please see the work below.
Work Step by Step
We know that
$E=-\frac{GMm}{2r}$
We plug in the known values to obtain:
$E=-\frac{6.67\times 10^{-11}(5.97\times 10^{24})(844)}{(2)(20.2\times 10^6+6.37\times 10^6)}=-6GJ$
Essential University Physics: Volume 1 (3rd Edition)
by Wolfson, Richard
Published by
Pearson
ISBN 10:
0321993721
ISBN 13:
978-0-32199-372-4
Chapter 8 - Exercises and Problems - Page 143: 75
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