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

  • question_answer
    In Fresnel?s biprism experiment, on increasing the prism angle, fringe width will                                                [RPMT 2003]

    A)            Increase

    B)            Decrease                               

    C)            Remain unchanged           

    D)             Depend on the position of object

    Correct Answer: B

    Solution :

               Fringe width \[(\beta )\propto \frac{1}{\text{prism Angle }(\alpha )}\]


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