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MGIMS WARDHA MGIMS WARDHA Solved Paper-2010

  • question_answer
    To  demonstrate  the  phenomenon  of interference we require two sources which emit radiations of

    A)  nearly the same frequency

    B)  the same frequency

    C)   different wavelengths

    D)  the same frequency and having a definite phase relationship

    Correct Answer: D

    Solution :

                     Sustained interference is possible with coherent sources only.


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