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1420_Mechanics Homework Mechanics of Materials Solution

1420_Mechanics Homework Mechanics of Materials Solution -...

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Unformatted text preview: 11.136 The steel barABC has asquare muss section of Side 0. 75' m. and Is subjected PROBLEM 11.136 to a SO-Ib load P Using E= 29 x 10‘ determine the deflection of pomt C. SOLUTION AsSume member ED is a. +wo-‘Fovrce member. 2 MA = 0 IO F‘s, - (Limeso) % O FED = Zoo 4%. 2. A3,, ‘= %.‘(<>.2)a =- 3Ltucxto" in U _ Fest-so , (200V 25) 3° ' KER (ZKZerO‘XSLI-Hs xlo'g ) : 0.5423 ivy-1’12. MEMbcr ABC I .- T‘i-(o,75)(o,75)3 :- 2G.367xlo‘3 I'm" Pow+|on AB M '-’ " {500'}; = -I$0X lo UAB :- $0M 2514 = _{___J_§_1___________rso ’03) = u 904 ‘n-Ib (2X29x105Y26.3-67wlo‘:)(3) ‘ ' ' 722:3? V3Av 50):L ($033 = hm“) (2)(2‘lx10‘)Z26 347xtor5xs) ILL-“3 ' 20.15:; MIL. Powhan BC: M: ‘50 V U“ =Sjo'fl'“ 25]: at ...
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