define absolute refractive index of a medium.?
Absolute refractive index:
The absolute refractive index of any medium is the refractive index of the medium with respect to vacuum. It is always greater than 1.
define absolute refractive index of a medium.?
Absolute refractive index:
The absolute refractive index of any medium is the refractive index of the medium with respect to vacuum. It is always greater than 1.