Physics Technology Update (4th Edition)

Published by Pearson
ISBN 10: 0-32190-308-0
ISBN 13: 978-0-32190-308-2

Chapter 12 - Gravity - Problems and Conceptual Exercises - Page 410: 28

Answer

$T=1.98h$

Work Step by Step

We know that $T=(\frac{2\pi }{GM_m})r^{\frac{3}{2}}$ We plug in the known values to obtain: $T=\frac{2\pi}{6.67\times 10^{-11}(7.35\times 10^{35})}(1.74\times 10^5+110\times 10^3)^{\frac{3}{2}}$ $T=7140s=1.98h$
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