Решение задачи по физике раздел 44 пункт 71 электро

71. The electrostatic field created by a sphere of radius R = 5 cm, a uniformly charged surface density σ = 1 nC / m2. To determine the potential difference between two points of the field lying at distances r1 = 10 cm and r2 = 15 cm from the center of the sphere.

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