Question

if the refractive index of glass for light going from air to glass is 3/2 find the refrative index of air for light going from glass to air

Answer 1

required answer I think it is helping you

Maruti me Bareilly

Answer 2

n=$\frac{c}{v}$
n=3×$10^{8}$/$\frac{3}{2}$
n=2×$10^{8}$