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Microwaves are produced when (2 points)

magnetic and electric fields are applied parallel to each other
magnetic and electric fields are applied perpendicular to each other
transverse and longitudinal waves are applied perpendicular to each other
transverse and longitudinal waves are applied parallel to each other

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magnetic and electric fields are applied perpendicular to each other

Microwaves are electromagnetic waves which are composed of magnetic and electric fields oscillating perpendicular to each other.

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