JEE Main & Advanced Physics Wave Optics / तरंग प्रकाशिकी JEE PYQ-Wave Optics

  • question_answer
    Two monochromatic light beams of intensity 16 and 9 units are interfering. The ratio of intensities of bright and dark parts of the resultant pattern is:  [JEE ONLINE 11-04-2014]

    A) \[\frac{16}{9}\]

    B) \[\frac{4}{3}\]

    C) \[\frac{7}{1}\]

    D) \[\frac{49}{1}\]

    Correct Answer: D

    Solution :

    [d] Intensity (amplitude)2
    Therefore the ratio of intensities of bright and dark parts


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