40° 2 ft 200 lb Prob. 3–35
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The ring of negligible size is subjected to a vertical
force of 200 lb. Determine the required length l of cord AC
such that the tension acting in AC is 160 lb. Also, what is the
force in cord AB? Hint: Use the equilibrium condition to
determine the required angle θ for attachment, then
determine l using trigonometry applied to triangle ABC.
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