Question: The 10-lb weight is supported by the cord AC and roller and by a spring. If the spring has an unstretched length of 8 in.

The 10-lb weight is supported by the cord AC and roller and by a spring. If the spring has an unstretched length of 8 in. and the weight is in equilibrium when d = 4 in., determine the stiffness k of thespring.

-12 in.-

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