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JEE Main & Advanced Physics Photo Electric Effect, X- Rays & Matter Waves Question Bank Numerical Value Type Questions - Dual Nature of Radiation and Matter

  • question_answer
    The stopping potential \[{{V}_{0}}\] (in volt) as a function of frequency (v) for a sodium emitter, is shown in the figure. The work function (in eV) of sodium, from the data plotted in the figure, will be : (Given: Planck's constant \[\left( h \right)=6.63\times {{10}^{-34}}Js,\] electron charge \[e=1.6\times {{10}^{-19}}C\])

    Answer:

    1.66


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