The force P is applied to the 31-kg block when it is at rest. Determine the magnitude and direction of the friction force exerted by the surface on the block if (a) P = 0, (b) P = 82 N, and (c) P = 126 N. (d) What value of P is required to initiate motion up the incline? The static and kinetic coefficients of friction between the block and the incline are u, - 0.16 and ug = 0.11, respectively. The friction force is positive if up the incline, negative if down the incline. 31 kg 16 .0.16 HA- 0.11 10

The force P is applied to the 31-kg block when it is at rest. Determine the magnitude and direction of the friction force exerted by the surface on the block if (a) P = 0, (b) P = 82 N, and (c) P = 126 N. (d) What value of P is required to initiate motion up the incline? The static and kinetic coefficients of friction between the block and the incline are u, - 0.16 and ug = 0.11, respectively. The friction force is positive if up the incline, negative if down the incline. 31 kg 16 .0.16 HA- 0.11 10

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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