JEE Main & Advanced Physics Wave Optics Question Bank Young's Double Slit Experiment and Biprism

  • question_answer An oil flowing on water seems coloured due to interference. For observing this effect, the approximate thickness of the oil film should be                                  [DPET 1987; JIPMER 1997; RPMT 2002, 04]

    A) \[100\,\,{AA}\]

    B) \[10000\,\,{AA}\]

    C) 1 mm

    D) 1 cm

    Correct Answer: B

    Solution :

    \[10000\,\,{AA}\]

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