Решение задачи по физике раздел 5 пункт 32 электро

32. On a plane air capacitor plates uniformly distributed charge 5 • 10-6 Cl. Area 100 cm2 plates, and the distance between the plates 3 mm. The charged capacitor is disconnected from the battery. What is necessary to spread the work to produce plates up to 8 mm?

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