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JEE Main & Advanced Physics Wave Optics / तरंग प्रकाशिकी Question Bank Wave Nature and Interference of Light

  • question_answer
    The phase difference between incident wave and reflected wave is 180° when light ray                [RPMT 1998, 2001]

    A)            Enters into glass from air

    B)            Enters into air from glass

    C)            Enters into glass from diamond

    D)             Enters into water from glass

    Correct Answer: A

    Solution :

               When light reflect from denser surface phase change of \[\pi \] occurs.


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