The horizontal force P = 50 N is applied to the upper block with the system initially stationary. The block masses are ma = 10 kg and mg = 5 kg. Determine if and where slippage occurs for the fol- lowing conditions on the coefficients of static fric- tion: (a) u = 0.40, uz = 0.50 and (b) p = 0.30, uz = %3D 0.60. Assume that the coefficients of kinetic friction are 75 percent of the static values. H2 B 15°
The horizontal force P = 50 N is applied to the upper block with the system initially stationary. The block masses are ma = 10 kg and mg = 5 kg. Determine if and where slippage occurs for the fol- lowing conditions on the coefficients of static fric- tion: (a) u = 0.40, uz = 0.50 and (b) p = 0.30, uz = %3D 0.60. Assume that the coefficients of kinetic friction are 75 percent of the static values. H2 B 15°
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:The horizontal force P = 50 N is applied to the
upper block with the system initially stationary.
The block masses are ma = 10 kg and mg = 5 kg.
Determine if and where slippage occurs for the fol-
lowing conditions on the coefficients of static fric-
tion: (a) u = 0.40, uz = 0.50 and (b) p = 0.30, uz =
%3D
0.60. Assume that the coefficients of kinetic friction
are 75 percent of the static values.
B
15° A
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