Задача 00120.

A homogeneous roller 1 weighing 10 kN and a radius of 0.5 m is connected to a load 3, the weight of which is 80 N, by a horizontal inextensible thread thrown over block 2. Determine the smallest rolling friction coefficient at which the roller will remain at rest.

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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