1. The coefficients of static and kinetic friction between the 100 - kg block and the inclined plane are 0.30 and 0.20, respectively. Determine (a) the friction force F acting on the block when P is applied with a magnitude of 200 N to the block at rest (b) the force P required to initiate motion up the incline from rest, and (c) the friction force F acting on the block if P = 600 N 100 kg 20° H = 0.30 HE= 0.20 15°

1. The coefficients of static and kinetic friction between the 100 - kg block and the inclined plane are 0.30 and 0.20, respectively. Determine (a) the friction force F acting on the block when P is applied with a magnitude of 200 N to the block at rest (b) the force P required to initiate motion up the incline from rest, and (c) the friction force F acting on the block if P = 600 N 100 kg 20° H = 0.30 HE= 0.20 15°

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 7.3P: Two identical chairs, each weighing 14 lb, are stacked as shown. The center of gravity of each chair...

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1. The coefficients of static and kinetic friction between the 100 – kg block and the inclined plane are 0.30 and 0.20, respectively. Determine (a) the friction force F acting on the block when P is applied with a magnitude of 200 N to the block at rest (b) the force P required to initiate motion up the incline from rest, and (c) the friction force F acting on the block if P = 600N P 100 kg 20° Hs = 0.30 Hk = 0.20 15°
2. The 100 – Ib force acts as shown on a 300 - Ib block placed on an inclined plane. The coefficients of friction between the block and the plane are us = 0.25 and Hk = 0.20. Determine whether the block is in equilibrium, and find the value of the friction for the friction force. 300 Ib 100 lb