Решение задачи по физике раздел 72 пункт 40 электро

40. To determine the potential difference between points of the electrostatic field located in vacuum at distances of 0.4 m and 1 m from a point charge of 2 ∙ 10−9 C? What work is done when the same charge is moved from the first point to the second?

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