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

  • question_answer
    A photon in motion has a mass               

    A) \[c/h\nu \]

    B) \[h/\nu \]

    C) \[h\nu \]

    D) \[h\nu /{{c}^{2}}\]

    Correct Answer: D

    Solution :

    [d] \[E=h\nu =m{{c}^{2}}\,\Rightarrow \,\,m=\frac{h\nu }{{{c}^{2}}}\]

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