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CUET
Physics
Ray Optics
What vertical angle does diver at a depth 12 m inside water (p = 4/3) sees the sky at ?
\(\sin^{-1} {4/3}\)
\(\sin^{-1} {3/4}\)
\(\sin^{-1} {4/5}\)
\(\sin^{-1} {5/3}\)
μ = \(\frac{1}{Sin C}\)