Physics, asked by yutikabaar3553, 1 year ago

calculate the speed of light in medium ,whose critical angle is 9°

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Answered by tatyavinchu779

0

n= 1/sinC = 1/sin45° = √2

Therefore speed of light in vaccum = speed of light in air/n = 3×10^8/1.414 = 2.121×10^8 m/s

Answered by 8539935298

0

sin9°=1/u
u=1/sin9°=2.42

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