Answer
Force exerted by the worker on the rope
F = 1054.5 N
Work Step by Step
The man and chair are accelerating in the upward direction at 1.3 m/s$^2$
F - mg = ma
F = mg+ma
F = 1054.5 N
Fundamentals of Physics Extended (10th Edition)
by Halliday, David; Resnick, Robert; Walker, Jearl
Published by
Wiley
ISBN 10:
1-11823-072-8
ISBN 13:
978-1-11823-072-5
Chapter 5 - Force and Motion-I - Problems - Page 121: 58d
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