A small block of weight W is placed on a plane inclined at an angle 0 to the horizontal The coefficient of friction between the block and the plane is µ When e is 20° the block is in limiting equilibrium. Find H i) ii) When u = 1/3 and is 30° a horizontal force of 6N is required to prevent the block from slipping down the plane. What is the weight of this block? 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 0 If e is 40° and u is 0.5 find the magnitude and direction of the least force iii) iv) required to prevent the block from sliding down the plane when W = 12N

A small block of weight W is placed on a plane inclined at an angle 0 to the horizontal The coefficient of friction between the block and the plane is µ When e is 20° the block is in limiting equilibrium. Find H i) ii) When u = 1/3 and is 30° a horizontal force of 6N is required to prevent the block from slipping down the plane. What is the weight of this block? 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 0 If e is 40° and u is 0.5 find the magnitude and direction of the least force iii) iv) required to prevent the block from sliding down the plane when W = 12N

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter12: Static Equilibrium And Elasticity

Section: Chapter Questions

Problem 56P: Alarge uniform cylindrical steel rod of density =7.8g/cm3 is 2.0 m long and has a diameter of 5.0...

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