The force P is applied to the 32-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 = 132 N, and (c) P = 195 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 µg = 0.26 and Hk = 0.20, respectively. The friction force is positive if up the incline, negative if down the incline.

The force P is applied to the 32-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 = 132 N, and (c) P = 195 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 µg = 0.26 and Hk = 0.20, respectively. The friction force is positive if up the incline, negative if down the incline.

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter15: Slope Stability

Section: Chapter Questions

Problem 15.28P

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The force P is applied to the 34-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 = 125 N, and (c) P = 217 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 μs = 0.26 and μk = 0.23, respectively. The friction force is positive if up the incline, negative if down the incline. Kindly show clear solution thank you.
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