Task 10328.
A man stands on a rotating bench Zhukovsky and hold weights at a certain distance. What kind of work you need to do to move the weights to the axis of rotation when the angular velocity is equal to the original bench omega1? The moment of inertia of the bench with the person J0, the moment of inertia of weights in the first and the second position is equal to J1 and J2, respectively.
Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.
If you have any questions to address, please. I´ll try to help.
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