Задача 30047.

The plates of a flat capacitor with an area of 100 cm ^ 2 each are attracted to each other with a force of 3 * 10 ^ -2 N. The space between the plates is filled with mica (ε = 6). Find the energy per unit volume of the field.

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