Essential University Physics: Volume 1 (3rd Edition)

Published by Pearson
ISBN 10: 0321993721
ISBN 13: 978-0-32199-372-4

Chapter 11 - For Thought and Discussion: 6

Answer

The answer is below.

Work Step by Step

We know that angular momentum is conserved. Angular momentum depends on the radius and the angular velocity. Since the radius decreases as the tether ball winds up, we know that the angular speed must increase for angular momentum to be conserved.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.