4[" Light travels through water with a speed of "2.25times10^(8)m/s" .What is the refractive index "],[" of? "]

Light travels through water with a speed of 2.25 xx 10^(8)m//s . What is the refractive index of water ? Given speed of light in vacuum = 3xx10^(8)m//s .

(a) What is the speed of light in water of refractive index 4//3 ? (b) Light travels in a medium with a velocity of 2xx10^(8)m//s . What is refractive index of the medium?

The speed of light in air is 3 xx 10^8 m/s and the speed of light in glass is 2 xx 10^8 m/s. What is the refractive index of glass?

The speed of light in water is 2.2xx10^(8)m//s and that in glass is 2xx10^(8)m//s . What is the refractive index of (i) water with respect to glass (ii) glass with respect to water (iii) absolute refractive index of glass (iv) absolute refractive index of water?

Light travels with a speed of 2xx 10^(8)ms^(-1) in crown glass of refractive index 1.5. What is the speed of light in dense flint glass of refractive index 1.8 ?

Light travels with a speed of 2xx 10^(8)ms^(-1) in crown glass of refractive index 1.5. What is the speed of light in dense flint glass of refractive index 1.8 ?

If the speed of light in a medium is 1.5xx10^(8)m//s , what is the absolute refractive index of the medium ?