Solution of task 2.1.13 from the collection of Kepe OE

Solution of task 2.1.13 from the collection of Kepe OE

2.1.13
The forces F1 = 6H and F2 act on the lever, which has a fixed O-axis.
Determine the modulus of force F2, at which the lever is at rest, if the angle? = 70 °, the length AO = 0.3 m, B0 = 0.4 m.
(Answer 4.5)

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