A rod of uniform cross section weighs 4 lb/ft and is pin-connected at point A, as shown. T...

A rod of uniform cross section weighs 4 lb/ft and is pin-connected at point A, as shown. The rod supports a load of 48 lb at point B and is held horizontal by a vertical wire attached 2 ft from point B. With a force of 85 lb in the wire, determine the length of the rod.

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