Do not round intermediate calculations, however for display purposes report inte

Question

Do not round intermediate calculations, however for display purposes report intermediate steps rounded to four significant figures. Give your final answer(s) to three significant figures. A walkway for loading and unloading ships at a wharf is shown. I he elevation of the walkway is controlled by cable BCD which is attached to a drum on a geared motor at B. If the 1.8 kip force is vertical and is positioned halfway between points A and C, determine the forces supported by cables BCD and DE, the reactions at A. and C the force supported by bar DF.

Explanation / Answer

A dock.

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