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Speed of electromagnetic waves is the same: A for all wavelengths B in all media C for all intensities D for all frequencies

Speed of electromagnetic waves is the same:

A

for all wavelengths

B

in all media

C

for all intensities

D

for all frequencies

 

Grade:8

1 Answers

Omveer Singh
askIITians Faculty 52 Points
10 months ago

Speed of electromagnetic waves is dependent upon medium as,

v=c/n

 

where c is the speed of light in vacuum, n is the refractive index in the medium.
Speed is dependent on wavelength and frequency as
v=λν
It is independent of intensity.

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