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t2prob3 - 3 The linkages which support a fork lift are...

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Unformatted text preview: 3. The linkages which support a fork lift are shown. in the position shown, the fork lift can support a weight of 8 kN. @ i. Identify all 2- and 3-force members. ii. Find the forces acting on member CDE 9N fl'ffir‘cr=0 VP EFy‘gAFMCy/w: 0 - . - 36K“ 2M8 : -—W)<0'5 +nyol2 :0 77 C)’ ' (W—LO 9) kN ’ :t—i 0'2 axwrg‘w @‘MM Member CDE ($9 1.151; of Poms E. ’ ~C/J A A <9 B? -— ,‘DFSM 3:34" 1 _ bFac aaqj E 7. Exs+ 67);} 2ME " C7xo'tS + (DQ303334) 015 :0 i.— ' 3" - «4515a» ’ ' DF : ’ L : MM - @ wk 00’“! A Co}<‘33‘¥) COS (3,31) EFX I Ex-r DFsin (33.1) :0 “oh? " 9) Ex : - DF sin (93.1,) @ 'Np = 3.2'4~02 ms 76‘ = Ef’cy-Dhu; (233.1) E). : Cy +DF Cu; (33.7} — 39— 45-3 00433.1) = 0.5:: J .11 V“ .4 / 6) -{ iyax. \/ “(A ...
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