30° 15° A 20 kg block is at rest on an incline when a constant force P is applied to it. The static and kinetic coefficients of friction between the block and the incline are 0.4 and 0.3, respectively. Knowing that the speed of the block is 15 m/s after 6 s, determine the magnitude of P.

30° 15° A 20 kg block is at rest on an incline when a constant force P is applied to it. The static and kinetic coefficients of friction between the block and the incline are 0.4 and 0.3, respectively. Knowing that the speed of the block is 15 m/s after 6 s, determine the magnitude of P.

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 15.6P

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P.
30°
15°
A 20 kg block is at rest on an incline when a constant force
P is applied to it. The static and kinetic coefficients of
friction between the block and the incline are 0.4 and 0.3,
respectively. Knowing that the speed of the block is 15 m/s
after 6 s, determine the magnitude of P.

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