Question: Determine the unstretched length of spring AC if a force P = 80 lb causes the angle ? = 60 o for equilibrium. Cord AB

Determine the unstretched length of spring AC if a force P = 80 lb causes the angle ? = 60^o for equilibrium. Cord AB is 2 ft long. Take k = 50 lb/ft.

-2 h 2 ft-

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