Question

In the formula for absolute refractive index \[n = \frac{c}{v}\], the quantity c represents:

Options

• velocity of the medium

• speed of light in the given medium

• speed of light in vacuum

• speed of sound in vacuum

Answer 1

In \[n = \frac{c}{v}\], c is the speed of light in vacuum and v is the speed of light in the given medium.