A disc weighing 1.5 kg and a radius of 6 cm rotates, making 300 rpm. With what force it is necessary to press a brake колодку in a direction to the center of a disk that it stopped for 5с? Coefficient of friction between the shoe and disk 0.4.
A detailed solution with a brief statement of the condition, formulas and laws used in the solution, the derivation of the formula and the answer.
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