Answer:
It is observed in various ways;
- Through electromagnetic waves:
Gamma rays, x-rays, ultraviolet rays and visible light are all electromagnetic.
- In electromagnetic devices
For example in motors and generator.
I'll describe that in a motor
Description;
- When electric current is applied to the hair coils of the motor, it moves in direction according to Flemings hand rule.
- Through laws of induction, and emf is induced in a coil hence producing magnetic fields which move the coil continuously .
