The jib crane supports a load of 750 lb from the trolley which rides on the top of the jib. Determine the internal normal force, shear force, and moment in the jib at point C when the trolley is at the position shown. The crane members are pinned together at B, E and F and supported by a short linkBH.

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3 ft 3ft 5ft OB C 2ft 3 ft 750 Ib