Question

(a) The refractive index of Ruby is 1.71. What is meant by this statement?
(b) The refractive index of some medium are given below:
Crown glass- 1.52
Water- 1.33
Sapphire- 1.77
In which of the medium is the speed of light
(i)maximum
(ii)minimum
(iii) Calculate speed of light in sapphire.​

Answer 1

Answer:

See the image for solutions Also

Explanation:

Answer 2

hey buddy here is ur answer ☺️

MARK ME AS BRAINLIEST