Solution of task 1.2.9 from the collection of Kepe OE

Solution of task 1.2.9 from the collection of Kepe OE

1.2.9
A cargo of 1 weight of 20N, suspended on a rope, is held in balance by two rods
OA and OB, located in the vertical plane. The other end of the rope is fixed in
Point C. Determine the reaction of the rod OA if the angles? = 40 °, £ = 45 °. (Answer -21.7)

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