Math, asked by NaushadAli2953, 1 year ago

The critical angle for total internal reflection from medium to vacuum is 30 what will be velocity of light in the medium

Answers

Answered by maria9
6
we know

refractive index = 1/sin ic

= 1/sin 30°

= 1/1/2

=2

now

velocity of light in medium/velocity of light in air= refractive index

velocity of light in median
= 2x 3x10^8
= 6 x 10^8
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