Task 11217.
Weights 1 and 2 hang on ropes wound on a stepped drum. Determine in kN the vertical component of the reaction of the hinge A, if the radius R = 2r, the angle a = 30 °, the weight of the load 1 is 20 kN. The system is in balance.
Detailed solution with a brief record of the conditions, formulas and laws used in the decision, the conclusion of the calculation formula and the answer.
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