Essential University Physics: Volume 1 (3rd Edition)

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

Chapter 3 - For Thought and Discussion: 8

Answer

Yes

Work Step by Step

They are perpendicular at the top point of the trajectory, for the velocity will be completely in the x-direction at this point. (The acceleration is in only the y-direction throughout the whole trajectory.) Note, this neglects air resistance.
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.