To determine the power expended on overcoming the forces

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Description

Determine the power expended to overcome friction forces in sliding bearings axle wheelset truck, if bearing diameter 160 mm, the load on each of bearings 80 kN. Reduced coefficient of sliding friction in the bearings of 0.05 and speed 30 rad / s.

Additional information

Task 10540. Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.
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все норм, летим 2015-04-8
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