Задача 31044.

A 5A current flows through a coil with an inductance of 0.1 H and a resistance of 20 Ohms. The power source can be turned off without breaking the circuit. Determine the energy of the magnetic field of the coil after 0.01 s after turning off the source.

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