J & K CET Engineering J and K - CET Engineering Solved Paper-2006

  • question_answer
    If white light is used in Young's double slit experiment

    A)  no interference pattern is formed

    B)  white fringes are formed

    C)  central bright fringe is white

    D)  central bright fringe is coloured

    Correct Answer: C

    Solution :

    When white light is used in Young's double slit experiment, then different coloures will be split up on the viewing screen according to their wavelength while the central fringe will be white.


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