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VIT Engineering VIT Engineering Solved Paper-2010

  • question_answer
    Two light sources are said to be coherent if they are obtained from

    A)  two independent point sources emitting light of the same wavelength

    B)  a single point source

    C)  a wide source

    D)  two ordinary bulbs emitting light of different wavelengths  

    Correct Answer: A

    Solution :

     two independent point sources emitting light of the same wavelength


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