B: A roll of paper has a uniform weight of 2kN and is suspended from the wirehanger so that it rests against the wall. If the hanger has a negligible weight andthe bearing at 0 can be considered frictionless, determine the force P needed tostart turning the roll if 6 = 30°. The coefficient of static friction between the walland the paper is µ, = 0.3.12 cm

Given data as per question Weight of roller =2 KN Coefficient of static friction =0.3 Angle =300 FBD…

:A roll of paper has a uniform weight of 2kN and is suspended from the wire hanger so that it rests against the wall. If the hanger has a negligible weight and the bearing at O can be considered frictionless, determine the force P needed to start turning the roll if 6 = 30°. The coefficient of static friction between the wall and the paper is µ, = 0.3. %3D %3D

:A roll of paper has a uniform weight of 2kN and is suspended from the wire hanger so that it rests against the wall. If the hanger has a negligible weight and the bearing at O can be considered frictionless, determine the force P needed to start turning the roll if 6 = 30°. The coefficient of static friction between the wall and the paper is µ, = 0.3. %3D %3D

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

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.88RP: The panel of weight W with its center of gravity at G is placed between vertical guides and...

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