JEE Main & Advanced Physics Photo Electric Effect, X- Rays & Matter Waves Question Bank Graphical Questions

  • question_answer
    The figure showing the correct relationship between the stopping potential V0 and the frequency n of light for potassium and tungsten is

    A)                                   

    B)                           

    C)                              

    D)

    Correct Answer: C

    Solution :

               Slope of V0 ? n curve for all metals be same \[\left( \frac{h}{e} \right)\] i.e. curves should be parallel.          


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