Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Part 1 - Multiple-Choice Practice Exam: 29


Circular orbit.

Work Step by Step

The force is given by the universal law of gravitation. $$F= G \frac{M_{1} m_{2}}{d^{2}}$$ In a circular orbit, the distance d remains constant, and the magnitude of the force does too. In the other types of orbits, d changes.
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