When light propagates in vacuum there is...

When light propagates in vacuum there is an electric field and a magnetic field. These fields are

A

are constant in time

B

have zero average value

C

are perpendicular to the direction of propagation of light

D

are mutually perpendicular.

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The correct Answer is:

B, C, D

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HC VERMA-LIGHT WAVES-Objective -2

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