Question: The pin-connected mechanism is constrained by a pin at A and a roller at B. Determine the force P that must be applied to the

The pin-connected mechanism is constrained by a pin at A and a roller at B. Determine the force P that must be applied to the roller to hold the mechanism in equilibrium when ? = 30^o. The spring is unstretched when ? = 45?. Neglect the weight of the members.

P. 0.5 ft k = 50 lb/ft 0.5 ft 0.5 ft

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