The angle of incidence at which reflected light is totally polarized for a ray travelling from air to glass (refractive index n), is

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sin−1(μ)

sin−1(1μ)

tan−1(1μ)

tan−1(μ)

answer is D.

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Detailed Solution

According to Brewster’s law polarization μ=tanθp Where θp is angle of incidence ∴θp=tan−1(μ)

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