Published by:
CGP EDU Academic Team
Published on: August 23, 2026
A monochromatic light wave with wavelength 
and frequency 
in air enters another medium. If the angle of incidence and angle of refraction at the interface are 
and 
respectively, then the wavelength 
and frequency 
of the refracted wave are :
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Snell's law 
Frequency doesn't change on change in medium.
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