Задача 10367.

The flywheel of a uniform disc mass m = 100 kg, and the radius R = 40 cm was rotated at a frequency n = 480 r / min. Determine the time of braking force if, after the commencement of this force flywheel stopped after 80 seconds.

Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.

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