Question: The bar supports a weight W at its end. If the springs are originally unstretched when the bar is vertical, determine the required stiffness k1

The bar supports a weight W at its end. If the springs are originally unstretched when the bar is vertical, determine the required stiffness k1 = k2 =k of the springs so that the bar is in neutral equilibrium when it is vertical.

Given:

W = 500 lb

a = 3 ft

b = 3 ft

c = 3 ft

F3 Datum

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