Question: The uniform rod OA weighs 20 lb, and when the rod is in the vertical position, the spring is unstretched. Determine the position ? for

The uniform rod OA weighs 20 lb, and when the rod is in the vertical position, the spring is unstretched. Determine the position ? for equilibrium. Investigate the stability at the equilibrium position.

3t 1 ft k = 2 lb/in.

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