Solution of task 3.3.4 from the collection of Kepe OE

Solution of task 3.3.4 from the collection of Kepe OE

3.3.4
The articulated quadripartite, whose weight can be neglected, is in equilibrium. Determine the force F. If a pair of forces is applied to the crank OA with a moment M = 10 N · m, and the dimensions OA = 10 cm. BC = CD, angle? = 30 °. (Answer 400)

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