A small block of weight W is placed on a plane inclined at an angle θ to the horizontal The coefficient of friction between the block and the plane is μ i) When θ is 20O the block is in limiting equilibrium. Find μ ii) When μ = 1/3 and is 30o a horizontal force of 6N is required to prevent theblock from slipping down the plane. What is the weight of this block? iii) A force of 10N up the pane causes the bock to be on the point of sliding up If W = 20N and μ is ¼, find θ

A small block of weight W is placed on a plane inclined at an angle θ to the horizontal The coefficient of friction between the block and the plane is μ i) When θ is 20O the block is in limiting equilibrium. Find μ ii) When μ = 1/3 and is 30o a horizontal force of 6N is required to prevent theblock from slipping down the plane. What is the weight of this block? iii) A force of 10N up the pane causes the bock to be on the point of sliding up If W = 20N and μ is ¼, find θ

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 7.50P: The block of weight W is pulled by the force P inclined at the angle to the horizontal. Find the...

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