Essential University Physics: Volume 1 (4th Edition)

Published by Pearson
ISBN 10: 0-134-98855-8
ISBN 13: 978-0-13498-855-9

Chapter 10 - Section 10.5 - Rolling Motion - Got It? - Page 188: 10.7



Work Step by Step

It is certainly not at rest, for if the wheels did not move, the train would just skid, so we can eliminate b) right off the bat. Now, we have to determine which direction the wheel is going. In order to move the train forward, the wheel must go in the clockwise direction. Thus, we see that the bottom of the wheel must go opposite the train's motion.
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.