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Sahay Sir > Question Answers > Cengage JEE Mains Physics by B.M Sharma > Chapter 26 - Geometrical Optics > A ray of light traveling in glass (μ=3/2) is incident on a horizontal glass-air surface at the critical angle θC. If a thin layer of water (μ=4/3) is now poured on the glass-air surface, the angle at which the ray emerges into air at the water-air surface is

A ray of light traveling in glass (μ=3/2) is incident on a horizontal glass-air surface at the critical angle θC. If a thin layer of water (μ=4/3) is now poured on the glass-air surface, the angle at which the ray emerges into air at the water-air surface is

A ray of light traveling in glass (μ=3/2) is incident on a horizontal glass-air surface at the critical angle θC. If a thin layer of water (μ=4/3) is now poured on the glass-air surface the angle at which the ray emerges into air at the water-air surface is