Question

What is the refractive index? (write definition)​

Answer 1

Answer:

Refractive index, also called index of refraction, measure of the bending of a ray of light when passing from one medium into another. ... Refractive index is also equal to the velocity of light c of a given wavelength in empty space divided by its velocity v in a substance, or n = c/v.

Explanation:

plz... mark me as Barillantlist

Answer 2

Answer:

$<bg color="yellow"><font color=red>$ The refractive index is property of light by which it bend when it travel from one medium to another medium.