Write four main characteristics of electromagnetic waves.
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Nayak nhi khalnayak hoo mai
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they don't require any material medium to travel i.e; they can travel in vacuum.
these Wave have two components, electric and magnetic, perpendicular to each other.
electromagnetic waves are fastest in speed and high energy.
one of the two components of waves can be removed i.e ; these waves can be polarized.
Example are gamma rays, infrared rays, visible light rays these all of electromagnetic wave can travel with same speed but they give different frequency and wavelength on spectrum.
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