Solution of task 1.2.21 from the collection of Kepe OE

Solution of task 1.2.21 from the collection of Kepe OE

1.2.21
The horizontal bar weighing 200N is kept in balance by means of the hinge B and
Rope DE, forming an angle? = 150 ° with the side BD. Determine the reaction of the hinge B, if
The ratio of linear dimensions of 4 AB = AC is known. (Answer 200)

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