Fundamentals of Physics Extended (10th Edition)

Published by Wiley
ISBN 10: 1-11823-072-8
ISBN 13: 978-1-11823-072-5

Chapter 5 - Force and Motion-I - Problems: 29b



Work Step by Step

Without the pole, the firefighter would accelerate downwards at 9.81 $m/s^2$ due to gravity. Since he is only traveling at 3 $m/s^2$, then the pole must be causing a deceleration. Therefore, the force of the pole on the man is opposite of the force of gravity on the man. Gravity pulls him down so the pole must exert a force up
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.