At the edge of the horizontal platform is a person weight

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Uploaded: 10.02.2014
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Description

At the edge of the horizontal platform is a person weighing 80 kg. The platform is a circular disc homogeneous mass of 160 kg, rotating around a vertical axis passing through its center, with a frequency of 6 rev / min. How many revolutions per minute will make the platform, if one goes from the edge of the platform to its center? Moment of inertia of the human count for a material point.

Additional information

Задача 10524. Подробное решение с краткой записью условия, формул и законов, используемых в решении, выводом расчетной формулы и ответом.
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