If the refractive index of a medium is V2, what is the critical angle?
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Correct Answer: Option A
Explanation:
sin C = \(\frac{1}{n}\) ; sin C = \(\frac{1}{√2}\)
C = sin-1\(\frac{1}{√2}\)
= 45o
sin C = \(\frac{1}{n}\) ; sin C = \(\frac{1}{√2}\)
C = sin-1\(\frac{1}{√2}\)
= 45o