RAJASTHAN PMT Rajasthan - PMT Solved Paper-1998

  • question_answer
    When there will be a phase difference of \[180{}^\circ \] between incident and reflected rays:

    A)  air to glass         

    B)         glass to water

    C)  glass to air         

    D)         water to air

    Correct Answer: B

    Solution :

    The phase difference will be \[{{180}^{o}}\] between incident and reflected ray, it goes to water from glass.     


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