*4-48. The pipe of weight Wis to be pulled up the inclinedplane of slope a using a force P. If Pacts at an angle d, showthat for slipping P = W sin(a + 0)/cos(6 - 6), where e isthe angle of static triction; 8 = tan '-

Given: The weight of the pipe is W. Here P is the pulling force, N is the normal force and F is…

Answered: *4-48. The pipe of weight Wis to be…

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

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter10: Virtual Work And Potential Energy

Section: Chapter Questions

Problem 10.50P

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4-79. The man has a mass of 40 kg. He plans to scale the vertical crevice using the method shown. If the coefficient of static friction between his shoes and the rock is u) = 0.4 and between his backside and the rock, = 0.3, determine the smallest horizontal force his body must exert on the rock in order to do this.
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International Edition---engineering Mechanics: St…

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