The absolute refractive index of a medium is 2. The critical angle for that medium ……………….
The absolute refractive index of a medium is 2. The critical angle for that medium ……………….
A) sin-1 = (1/3 )
B) sin-1 (2/3)
C) sin-1 (1/2)
D) sin-1 (3/2)
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