Answer to Question #42287 in Electric Circuits for Garvi valiramani

Question

1.two insulating small spheres are rubbed against each other and are kept at a distance of 4m apart.If they attract each other with a force 3.5N then calculate charge on each sphere and number of electrons transferred from 1 sphere to another during rubbing?

2.what do you mean by superposition principle?

3.could you mention the cases of equilibrium due to charge