Solution of task 18.3.21 from the collection of Kepe OE

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18.3.21
To the connecting rod AB of the hinged parallelogram OABS, a sleeve 2 is attached to which a vertical rod 3 is attached by means of a hinge D. In the case of balance of the mechanism, determine the moment M of the force pair if the force F = 400N and the crank length OA = 0.2m (Response 40)