PEARSON ETEXT ENGINEERING MECH & STATS
15th Edition
ISBN: 9780137514724
Author: HIBBELER
Publisher: PEARSON
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Chapter 4, Problem 12P
Two men exert forces of F = 80 lb and P = 50 lb on the ropes. Determine the moment of each force about A. Which way will the pole rotate, clockwise or counterclockwise?
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Two men exerts forces
of F = 80 lb and p = 50 lb
%3D
6 ft
P
on the ropes. Determine
the moment of each force
12 ft
about A. Which
way
will
the pole rotate?
Show the solution.
Determine the moment of the 80-lb force about the
Oa axis. Express the result as a Cartesian vector.
C
5 ft
30°
4 ft
B
30°
45°
80 lb
6 ft
60°
120°
Chapter 4 Solutions
PEARSON ETEXT ENGINEERING MECH & STATS
Ch. 4 - Determine the moment of the force about point O.Ch. 4 - Determine the moment of the force about point O.Ch. 4 - Determine the resultant moment produced by the...Ch. 4 - Determine the resultant moment produced by the...Ch. 4 - Determine the resultant moment produced by the...Ch. 4 - Determine the moment about point B of each of the...Ch. 4 - Determine the moment of each of the three forces...Ch. 4 - Determine the moment of each of the three forces...Ch. 4 - Determine the moment of each force about the bolt...Ch. 4 - Two men exert forces of F = 80 lb and P = 50 lb on...
Ch. 4 - Prob. 13PCh. 4 - In order to pull out the nail at B, the force F...Ch. 4 - The tower crane is used to hoist the 2-Mg load...Ch. 4 - The tower crane is used to hoist a 2-Mg load...Ch. 4 - Prob. 39PCh. 4 - Prob. 43PCh. 4 - Prob. 61PCh. 4 - Prob. 100PCh. 4 - Prob. 106PCh. 4 - Prob. 135PCh. 4 - Prob. 154PCh. 4 - Prob. 1RPCh. 4 - Replace the force F having a magnitude of F = 50...Ch. 4 - Prob. 3RPCh. 4 - Prob. 4RPCh. 4 - Prob. 5RPCh. 4 - Prob. 6RPCh. 4 - Prob. 7RPCh. 4 - Prob. 8RP
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