Решение задачи по физике раздел 10 пункт 48 электро

48. thresh thin wire bent along a circular arc of radius R = 10 cm uniformly distributed charge Q = 20 nC. Define field strength E generated by this charge at a point coinciding with the center of curvature of the arc, if yarn length equal to a quarter of the circumference.

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