A crane boom which weighs 200 lbs and which is 10 feet long is supported so that it makes an angle of 50° with the supporting wall and so that the rope makes an angle of 70° with the wall. If a load of 100 lbs is hung on the end of the boom, what tension occurs in the rope and what thrust does the support exert on the lower end of the boom?

International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter5: Three-dimensional Equilibrium
Section: Chapter Questions
Problem 5.39P: The bent rod of negligible weight is supported by the ball-and-socket joint at B and the cables...
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A crane boom which weighs 200 lbs and which is 10 feet long is supported so that it makes an angle of 50° with the supporting wall and so that the rope makes an angle of 70° with the wall. If a load of 100 lbs is hung on the end of the boom, what tension occurs in the rope and what thrust does the support exert on the lower end of the boom?

 

with formula, free body diagram and solution pls

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