Question

What is refractive index?Explain its types​

Answer 1

Answer:

Refractive Index:-

the ratio of the velocity of light in a vacuum to its velocity in a specified medium

Answer 2

Relative refractive index– It is the ratio of speed of light in one medium to the speed of light in another medium • Absolute refractive index– It is the ratio of light in vacuum to the speed of light in another medium.

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