What is the speed of an electromagnetic wave in water?
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Description : How fast is an electromagnetic wave?

Description : Justify electromagnetic wave is said to be transverse wave. 

Answer : Transverse electromagnetic wave:- The electromagnetic waves are oscillations which propagate through free space. In electromagnetic waves the direction of electric field, magnetic field & propagation are ... electric field vector with respect to the surface (i.e. looking at the horizon) 

Description : What is an example of an electromagnetic?

Description : What are the electromagnetic waves used in remote control?

Description : What are the dangers of electromagnetic waves?