Решение задачи по физике раздел 73 пункт 96 электро

96. A ball weighing 5 ∙ 10−3 kg, having a charge q = 0.1 µC, hangs motionlessly on a silk thread in the air. Determine the tension of the thread, if at the bottom at a distance of r = 0.1 m vertically located the same charge of the same magnitude.

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