Blocks A and B have a mass MA and MB, respectively. If the coefficient of static friction between A and B and between B and C is us and between the ropes and the pegs D and E us, determine the smallest force F needed to cause motion of block B. Units Used: kN = 103 N Given: ? = 45 deg us = 0.25 MA = 100 kg us = 0.5 %3D %3D MB = 150 kg P = 30 N %3D g = 9.81m/s2 D
Blocks A and B have a mass MA and MB, respectively. If the coefficient of static friction between A and B and between B and C is us and between the ropes and the pegs D and E us, determine the smallest force F needed to cause motion of block B. Units Used: kN = 103 N Given: ? = 45 deg us = 0.25 MA = 100 kg us = 0.5 %3D %3D MB = 150 kg P = 30 N %3D g = 9.81m/s2 D
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Blocks A and B have a mass MA and MB, respectively. If the coefficient of static friction between A and B and between B and Cis ps and between the ropes and the pegs D and E ps, determine the smallest force F needed to cause motion of block B . Units Used: kN =103 N Given: ?=45deg s =0.25 MA =100 kg ps = 0.5 MB =150 kg P=30N g=9.81m/s2

Transcribed Image Text:Blocks A and B have a mass MA and MB,
respectively. If the coefficient of static friction
between A and B and between B and C is us and
between the ropes and the pegs D and E ps,
determine the smallest force F needed to cause
motion of block B.
Units Used:
kN = 103 N
Given:
? = 45 deg us = 0.25
%3D
ΜA- 100 kg μs - 0.5
%3D
MB = 150 kg P = 30 N
g = 9.81m/s2
D
F
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