6/4 The coefficients of static and kinetic friction between the 100-kg block and the inelined plane are 0.30 and 0.20, respectively. Determine (a) the friction force F acting on the block when P is applied with a magni- tude of 200N 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 Hp = 0.20 15°

6/4 The coefficients of static and kinetic friction between the 100-kg block and the inelined plane are 0.30 and 0.20, respectively. Determine (a) the friction force F acting on the block when P is applied with a magni- tude of 200N 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 Hp = 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 7.71P: The 600-lb cable spool is placed on a frictionless spindle that has been driven into the ground. If...

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