211MomentAboutAxis_3_79soln - 3/79 The light rigid frame is secured to the vertical wall by a ball—and-socket joint at A and by cables BC and CF In

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Unformatted text preview: 3/79 The light rigid frame is secured to the vertical wall -\, by a ball—and-socket joint at A and by cables BC and CF. In addition to supporting the SOC—kg load, the frame supports a 1.2-kN-m couple applied to the 5“". vertical leg CD. Compute the y-component of the " force supported by the ball-and-socket joint at A. (Suggestion: Use one vector equation which elimi- nates reference to all unknowns other than Ar) F G TOLL/L mMg QECAAJL A H O TFC 2~ 1‘ t 7%— mm 0"“ #— TG B ) ) 1 _€ 1 M MM. N we hank 8 ’ ' f M : 0 ___ -* rte PC: _. -—‘ \( A ' ——" F .4 PC: 4. M ' ‘39 “' FA 3 F6? FE x W ' 7% 6 A ’1‘ -1- L) 2 —.”3,’CX Ajj‘go —IT(-QZ\+E>:O W [(‘31 +43) X~5~oo€7.ml; + I200 400001.91) igﬂd :0 I43: ISJ‘f390N J; E :: [B‘SIL’U 4: 42::1—2——’————— ...
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