Решение задачи по физике раздел 67 пункт 85 электро

85. In an electrostatic field of a uniformly charged infinite plane along a tension line, a point charge Q = 2 nC was transferred to a distance of r = 2 cm, while the work required was A = 10 μJ. Determine the surface density σ of the charge in the plane.

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