PEARSON ETEXT ENGINEERING MECH & STATS
15th Edition
ISBN: 9780137514724
Author: HIBBELER
Publisher: PEARSON
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5.
| Block A has a mass of 60 kg and rests on block B, which has a mass of 30 kg. If the
coefficients of static and kinetic friction are indicated in the figure, determine the largest
horizontal force P which can be applied to block B so that block A does not slip on block B
while block B slides.
H= 0.30-
Hx = 0,35
B.
6/3 The force P is applied to the 50-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 = 200 N, and (c) P = 250 N. (d) What
value of P is required to initiate motion up the
incline? The coefficients of static and kinetic friction
between the block and the incline are , - € 0.25 and
= 0.20, respectively.
50 kg
U
Problem 6/2
15°
20°
H₂ = 0.25
k=0.20
Problem 6/3
Block A has a mass of 100 kg and the coefficient of friction is 0.20. Determine the friction force between A and B.
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