Question: The 9-lb collar A can slide on a frictionless vertical rod and is attached as shown to a spring. The spring is unstretched when en

The 9-lb collar A can slide on a frictionless vertical rod and is attached as shown to a spring. The spring is unstretched when en h = 12 in. Knowing that the constant of the spring is 3 lb/in., determine the value of h for which the system is in equilibrium.

и C. 12 in.-

C. 12 in.-

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