6/4 The coefficients of static and kinetic friction be- tween the 100-kg block and the inclined plane are 0.30 and 0.20, respectively. Determine (a) the fric- tion 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 in- cline from rest, and (c) the friction force F acting on the block if P = 600 N. P 100 kg 20° D 15° Problem 6/4 Hs = 0.30 μk = 0.20

6/4 The coefficients of static and kinetic friction be- tween the 100-kg block and the inclined plane are 0.30 and 0.20, respectively. Determine (a) the fric- tion 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 in- cline from rest, and (c) the friction force F acting on the block if P = 600 N. P 100 kg 20° D 15° Problem 6/4 Hs = 0.30 μk = 0.20

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 7.23P: The 40-lb spool is suspended from the hanger GA and rests against a vertical wall. The center of...

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Question

6/4 The coefficients of static and kinetic friction be-
tween the 100-kg block and the inclined plane are
0.30 and 0.20, respectively. Determine (a) the fric-
tion 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 in-
cline from rest, and (c) the friction force F acting on
the block if P = 600 N.
P
100 kg
20°
D
15°
Problem 6/4
Hg = 0.30
μk = 0.20

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