Refractive index of glass with respect to air is 3 2 July 8, 2019 16 32 64 128 Refractive index of glass with respect to air is 3 2 and that of water with respect to air is 4 3 Refractive index of glass with respect to air is 3 2 the speed of light in air is Refractive index of air Refractive index Refraction of light