Solution of task 2.2.21 from the collection of Kepe OE

Solution of task 2.2.21 from the collection of Kepe OE

2.2.21
The system of four forces is applied to the square, and the forces F1 = F2 = F3 = 1Н. Determine the modulus of force F4, at which the resultant of the system is R = 2H. (Answer 1.0)

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