MCQs on Optics Calculate the velocity of the light ray in the medium, if the critical angle for TIR from medium to the vacuum is 30°. (a) 2 x 108 m/s (b) 1.5 x 108 m/s (c) 0.75 x 108 …
MCQs on Optics Calculate the velocity of the light ray in the medium, if the critical angle for TIR from medium to the vacuum is 30°. (a) 2 x 108 m/s (b) 1.5 x 108 m/s (c) 0.75 x 108 …
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