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JEE Main 2004 (AIEEE) · Polarisation

Polarisation question from JEE Main 2004 (AIEEE)

Q63JEE Main 2004 · AIEEEEasy

Polarisation

The angle of incidence at which reflected light is totally polarized for reflection from air to glass (refractive index nn) is:

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Answer: (d)

  1. Brewster's law: tan⁡ip=n\tan i_p = n for light going from air to a medium of index nn.
  2. ip=tan⁡−1(n)i_p = \tan^{-1}(n)
  3. So the answer is (d).
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