Решение задачи по физике раздел 73 пункт 88 электро

88. A ball weighing 0.1 g with a charge of 10 nC is suspended on a thread. At what distance do you need to bring the same-named and equal charge to it so that the tension force decreases by 4 times?

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