Question: A derrick boom is guyed by cables AC and AD. A worker is lifting a 20-kg block by pulling on a rope that passes through

A derrick boom is guyed by cables AC and AD. A worker is lifting a 20-kg block by pulling on a rope that passes through the pulley at A. Knowing that the boom AB exerts a force at A that is directed from B to A. determine this force and the force in each of the two cables.

C-15 3m 15 m

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TAC LL 6 TAD A WAE dBA 6 m 6 m 3 m 9 m dac d AD dAE 105 m 6 m 8 m 145 mm 6 m 6 m 7 m ... View full answer

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