Решение задачи по физике раздел 73 пункт 58 электро

58. The surface charge density of an infinitely extended vertical plane is σ = 9.8 ∙ 10−5 C / m2. A ball m = 10 g is suspended on the plane. Determine the charge of the ball if the thread forms an angle α = 45 ° with the plane.

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