If vertical forces P 1 = 40 lb and P 2 = 20 lb act at C
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If vertical forces P1 = 40 lb and P2 = 20 lb act at C and E as shown, determine the angle θ for equilibrium. The spring is unstretched when θ = 45°. Neglect the weight of the members.
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E A P₁ 2 ft 2 ft wwwwwww k = 200 lb/ft B 2 ft 2 ft P₂ C D
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