Задача 31144.

What is the volume density of energy of the magnetic field in a solenoid without a core, which has a dense single-layer winding with a wire of 0.2 mm in diameter, if a current of magnitude 0.1 A flows through it?

A detailed solution with a brief description of the condition, formulas and laws used in the solution, the derivation of the calculation formula and the answer.
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