Решение задачи по физике раздел 73 пункт 63 электро

63. Three identical point charges of −1.7 nC each are located at the vertices of an equilateral triangle. Find the magnitude of the point charge that must be placed in the center of the triangle so that the entire system is in equilibrium?

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