Define the absolute refractive index of a transparent medium.
PHYSICS · Single correct · CBSE · Physics · Light — Reflection and Refraction · Light — Reflection and Refraction
Problem
Define the absolute refractive index n of a transparent medium.
(a) The ratio of the frequencies of light in vacuum to that in the medium
(b) The ratio of the wavelength of light in the medium to that in vacuum
(c) The ratio of the speed of light in vacuum to the speed of light in the medium
(d) The ratio of the speed of light in the medium to the speed of light in vacuum