CBSE Class 12-science Answered
According to Maxwell's equation's a changing magnetic field produces an electric field and vice versa.
An oscillating charge is having an oscillating electric field and produces oscillating magnetic field, which in turn produces oscillating electric field, hence this forms an electromagnetic wave.
This video explains nature and characteristics of electromagnetic waves.
This video contains basics of electromagnetic spectrum.
This video explains other characteristics of the electromagnetic waves and ...
Electromagnetic Spectrum,Gamma rays, X-rays, ultraviolet rays, visible rays...
This video contains practice questions on characteristics of em waves.