JEE Main & Advanced Physics Ray Optics Question Bank Refraction of Light at Plane Surfaces

  • question_answer
    Speed of light is maximum in  [CPMT 1990; MP PMT 1994; AFMC 1996]

    A)            Water                                     

    B)            Air

    C)            Glass                                       

    D)            Diamond

    Correct Answer: B

    Solution :

               \[v\propto \frac{1}{\mu }\], m is smaller for air than water, glass and diamond. 


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