In the position shown in (Figure 1), cords AB and CAD can each support a maximum...

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In the position shown in (Figure 1), cords AB and CAD can each support a maximum tension of 80 lb. Suppose that 7 = 19° and 9

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Answer 1

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Solution Draw free body diagram I cos y A sine T sinya Fcos og Equating the forces in the y-direction: Tcosy =W + Fcose Here, 80 sin19° =W sin e 80 sin 19° =W sin 80 sin 19° - 80 cos 19 (1+cose sine sin 19° cos19° sin (1+cos) sin 19° +sin 19° cos 0 =

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