he uniform bar AB in the figure weighs 40 kgf and is free to rotate about the hinge at B. The man weighs 80 kgf and pulls on the rope that supports the bar. The rope passes through a fixed semi-cylinder with friction coefficient 0.4. Calculate the minimum vertical force that the man must exert to maintain his balan
he uniform bar AB in the figure weighs 40 kgf and is free to rotate about the hinge at B. The man weighs 80 kgf and pulls on the rope that supports the bar. The rope passes through a fixed semi-cylinder with friction coefficient 0.4. Calculate the minimum vertical force that the man must exert to maintain his balan
International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter6: Beams And Cables
Section: Chapter Questions
Problem 6.76P: The 50-ft measuring tape weighs 2.4 lb. Compute the span L of the tape to four significant figures.
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Question
The uniform bar AB in the figure weighs 40 kgf and is free to rotate about the hinge at B. The man weighs 80 kgf and pulls on the rope that supports the bar. The rope passes through a fixed semi-cylinder with friction coefficient 0.4. Calculate the minimum vertical force that the man must exert to maintain his balance.
![H30,4
f
A
B
0,5
0,5
1m](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3b39af28-37fc-474a-a03e-a639e97fcd0c%2F54430a9b-74ac-4fb4-8f9e-f6f08311d49c%2F1y3qthf_processed.png&w=3840&q=75)
Transcribed Image Text:H30,4
f
A
B
0,5
0,5
1m
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