4 Answers. Electrostatic charges are static, whereas electrodynamic charges are dynamic. Electrodynamic charges are in motion, whereas electrostatic charges are not. Electrodynamic charges are moving in one direction, whereas electrostatic charges are moving in the opposite direction.

Is electrodynamics and electromagnetism same?

Electrodynamics is the study of phenomena associated with charged bodies in motion and varying electric and magnetic fields; since a moving charge produces a magnetic field, electrodynamics is concerned with effects such as magnetism, electromagnetic radiation, and electromagnetic induction, including such practical ...

What is electrodynamics in physics?

: a branch of physics that deals with the effects arising from the interactions of electric currents with magnets, with other currents, or with themselves.