# Electromagnetic radiation of frequency , wavelength , travelling with velocity  in air, enters a glass slab of refractive index . The frequency, wavelength and velocity of light in the glass slab will be respectively a) b) c) d)

## Question ID - 152358 :- Electromagnetic radiation of frequency , wavelength , travelling with velocity  in air, enters a glass slab of refractive index . The frequency, wavelength and velocity of light in the glass slab will be respectively a) b) c) d)

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Answer Key : (b) -
 (b) Frequency does not change with medium but wavelength and velocity decrease with the increase in refractive index

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