Two copper balls, each weighing `10 g` are kept in air `10 cm` apart.
Channel: Doubtnut
Date: 19/01/2020

Two copper balls, each weighing `10 g` are kept in air `10 cm` apart. If one electron from every `10^(6)` atoms in trandferred from one ball to the other, the coulomb force between them is (atomic weight of copper is `63.5`)