Rankers Physics
Topic: Ray Optics
Subtopic: Total Internal Reflection

A ray of light from a denser medium strikes a rarer medium at an angle of incidence i. If the reflected and refracted rays are mutually perpendicular to each other then what is the value of critical angle ?
\[sin^{-}(tani)\]
\[cos^{-}(tani)\]
\[sin^{-}(coti)\]
None of these

No solution provided for this question.

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