Решение задачи по физике раздел 67 пункт 54 электро

54. Two point charges, being in the air (ε1 = 1) at a distance of r1 = 20 cm from each other, interact with a certain force. At what distance do you need to place these charges in benzene (ε2 = 2.3) to get half the force of interaction.

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