Решение задачи по физике раздел 44 пункт 66 электро

66. Determine the linear density of an infinitely long charged wire, if the work field forces on the movement of the charge Q = 1 nC a distance r1 = 5 cm and r2 = 2 cm in the direction perpendicular to the filament, is 50 mJ.

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