Решение задачи по физике раздел 70 пункт 86 электро

86. How many times will the electric capacitance of a flat capacitor change if the distance between its plates is reduced by n = 3 times, and the space between them is filled with a dielectric with a permittivity ε = 7. Initially, there was a vacuum between the plates.

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)