Solution of task 1.2.5 from the collection of Kepe OE

Solution of task 1.2.5 from the collection of Kepe OE

1.2.5
The articulated three-link ABC holds the load suspended in the balance
Pivot bolt C. Under the action of the load, the rod AC is compressed by the force F2 = 25H. Are the angles? =
60 ° and? = 45 °. Considering the rods AS and BC weightless to determine the force in the rod BC.
(Answer48.3)