Numerical:
Find the absolute refractive index of a medium in which the speed of light is 2.25 x 10^8 m/s.Asume c =3 x 10^8 m/s.
Kindly refer the link for similar query.
https://www.meritnation.com/ask-answer/question/if-the-speed-of-light-in-vaccum-is-3-10-8-m-s-find-the-abso/light-reflection-and-refraction/8981067
https://www.meritnation.com/ask-answer/question/if-the-speed-of-light-in-vaccum-is-3-10-8-m-s-find-the-abso/light-reflection-and-refraction/8981067