EGR 201 3.109 - 15.9808 >> norm(R)...

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SUMMARY R=34 lbs 28.04* AB= 11.64 in BC=6.2 in Matt Richards EGR 201-61 Assignment 3.109 07:10:35 Problem 3.109, pg 139 Page 1 of 2 Given: M=54 lb Find: A)Find R of the forces B)Find the points line of action at AB and BC Plan: Vector addition and equilibrium >> M=54 M = 54 >> FA=[0,-10,0] FA = 0 -10 0 >> FB=[30*cosd(60),30*sind(60),0] FB = 15.0000 25.9808 0 >> FC=[-45,0,0] FC = -45 0 0 >> R=FA+FB+FC R = -30.0000
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Unformatted text preview: 15.9808 >> norm(R) ans = 33.9910 >> theta=atand(15.9808/-30) theta =-28.0439 >> M+(10*12)-(45*8) ans =-186 >> -34*sind(28.0439) ans =-15.9850 >> AB=-186/-15.9850 Matt Richards EGR 201-61 Assignment 3.109 07:10:35 Problem 3.109, pg 139 Page 2 of 2 AB = 11.6359 >> M+(10*12)-(45*8) ans =-186 >> -34*cosd(28.0439) ans =-30.0080 >> BC=186/30 BC = 6.2000...
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EGR 201 3.109 - 15.9808 >> norm(R)...

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