CET Karnataka Engineering CET - Karnataka Engineering Solved Paper-2005

  • question_answer
    When unpolarised light beam is incident from air onto glass \[(n=1.5)\] at the polarizing angle:

    A)  reflected beam is polarised 100 percent

    B)  reflected and refracted beams are partially polarized

    C)  the reason for (a) is that almost all the light is reflected

    D)  all of the above

    Correct Answer: A

    Solution :

    If unpolarised light is incident at polarising angle, then reflected light is completely i.e., 100% polarised.


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