The mB = 8 kg block is moving to the right with a velocity of vo = 0.96 mls on a horizontal surface when a force P is applied to it at time t = 0 as shown in the following figure. The coefficient of kinetic friction between the block and the surface is Hk = 0.27. Use P = 38, P2 = 72, t1 = 0.15, t2 = 0.35. %3D Р, N P2 P mB P1 t, s t1 t1 Calculate the velocity v in m/s of the block when t = 0.35 s. Insert your answer correct up to at least a third decimal place.

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 7.81P: Calculate the horizontal force P required to push the 85-lb lawn mower at constant speed. The center...
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The mB =
8 kg block is moving to the right with a velocity of vo = 0.96 mls on a
horizontal surface when a force P is applied to it at time t = 0 as shown in the
following figure. The coefficient of kinetic friction between the block and the surface is
Hk = 0.27. Use P = 38, P2 = 72, t1 = 0.15, t2 = 0.35.
%3D
Р, N
P2
P
mB
P1
t, s
t1
t1
Calculate the velocity v in m/s of the block when t = 0.35 s. Insert your answer
correct up to at least a third decimal place.
Transcribed Image Text:The mB = 8 kg block is moving to the right with a velocity of vo = 0.96 mls on a horizontal surface when a force P is applied to it at time t = 0 as shown in the following figure. The coefficient of kinetic friction between the block and the surface is Hk = 0.27. Use P = 38, P2 = 72, t1 = 0.15, t2 = 0.35. %3D Р, N P2 P mB P1 t, s t1 t1 Calculate the velocity v in m/s of the block when t = 0.35 s. Insert your answer correct up to at least a third decimal place.
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