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 8 - Exercises and Problems - Page 148: 54

Answer

The speed must be increased by a factor of $\sqrt2$.

Work Step by Step

We know that the speed in orbit is $\sqrt{\frac{GM}{r}}$. We know that the escape speed is $\sqrt{\frac{2GM}{r}}$. Thus, the speed must be increased by a factor of $\sqrt2$.
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