Question

In a system of two charges if one charge is at rest and another one is in motion then coulomb law is valid or not?why?​

Answer 1

Answer:

Coulombs law is valid for point charges separated by some distance. It does not matter whether you keep one charge at rest or another in motion, both the charges are initially at rest, or both the charges are in motion. ... Coulombs law is valid for point charges separated by some distance.