Explain the electronic theory of static electricity

What is static electricity ?

What is static electricity?

Answer the following question in short : Explain : Frictional electricity and static electricity.

Which observatin are not explain by electron magnetic theory of physics ?

Explain the superposition principle for static electric forces and write its general equation.

Explain sidgwick's electronic theory with suitable example.

Based on band theory, explain why metals are good conductors of electricity, while insulators are non-conductors of electricity.