Q. 3

The index of refraction of fused quartz is 1.472 for light of wavelength 400 nm and is 1.452 for light of wavelength 760 nm. Find the speeds of light of these wavelengths in fused quartz.

Answer :

The speed of light in quartz for wavelength of 400nm is


The speed of light in quartz for wavelength of 760nm is



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