Question

Define electromagnetic wave

Answer 1

Electromagnetic wave :- Those waves which need do not need material medium for their propagation and can travel even in vaccum.

Example - Radio waves, Light waves.

Answer 2

Answer:

Definition:- Electromagnetic waves or EM waves are waves that are created as a result of vibrations between an electric field and a magnetic field. In other words, EM waves are composed of oscillating magnetic and electric fields. ... They are also perpendicular to the direction of the EM wave.

Step-by-step explanation:

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