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CBSE Class 10 Answered

REFRACTIVE INDEX
Asked by | 31 May, 2009, 06:03: PM
answered-by-expert Expert Answer

Let the angle of refraction be  θ.

We have :

sin 60 =(3)0.5 sinθ

sinθ=0.5

θ=300

Velocity in medium=c/(3)0.5 =1.732 *108 ms-1

Answered by | 31 May, 2009, 08:03: PM

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