Задача 30044.

The long cylinder of radius R, charged evenly over the surface, rotates around its axis with angular velocity ω. Find magnetic energy per unit length of the cylinder, if the linear density of the charge cylinder is λ, and λ = 1.

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.