Решение задачи по физике раздел 68 пункт 17 электро

17. The intensity E of the electrostatic field created by a long straight wire located in vacuum at a distance of r = 20 cm from the wire is 250 V / m. Determine the linear density τ of the charge uniformly distributed over the entire length of the wire.

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