The refractive index of glycerine is 1.46. What is the speed of light in air if its speed in glycerine is `2.05 x 10^(8) m//s` ?

The refractive index of glass is 1.5. What is the speed of light in glass? (Speed of light in vacuum is 3.0 × 10^8 m s )

The refractive index of glass is 1.5. Calculate the speed of light in glass. The speed of light in air is 3.0 xx 10^(8) ms^(-1) .

The R.I. of the glass w.r.t. glycerine is ((1.5)/(1.4)) . What is the speed of light in glycerine , if the speed of light in glass is 2 xx 10^(8) m/s ?

The refractive index of glass is 1.5 and that of water is 1.3. If the speed of light in water is 2.25 xx 10^(8) m///s , what is the speed of light in glass ?

The absolute refractive index of Ruby is 1.7. Find the speed of light in Ruby. The speed of light in vacuum is 3 xx 10^8 m//s .

The refractive index of glass is 1.5 and that of water is 1.3.If the speed of light in water is 2.25 xx 10^8 m s^(-1) ,what is the speed of light in glass?