Answered: 4-85. Two couples act on the frame. If…

4-85. Two couples act on the frame. If the resultant couple moment is to be zero, determine the distance d between the 100-lb couple forces.

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter2: Basic Operations With Force Systems

Section: Chapter Questions

Problem 2.91P: (a) Replace the force F=2800i+1600j+3000klb acting at end A of the crank handle with a force R...

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Question

4-85 Change both of the 150 lb forces to 450 lb

4-85. Two couples act on the frame. If the resultant couple
moment is to be zero, determine the distance d between the
100-lb couple forces.
100 lb
-3 ft-d-
30°
-30°
100 lb
150 lb
3 ft-
B
4 ft
150 lb

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