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JEE Main & Advanced Physics Nuclear Physics And Radioactivity Question Bank Topic Test - Nuclear Physics and Radioactivity

  • question_answer
    g-rays radiation can be used to create electron-positron pair. In this process of pair production, g-rays energy cannot be less than                       

    A) 5.0 MeV

    B) 4.02 MeV

    C) 15.0 MeV

    D) 1.02 MeV

    Correct Answer: D

    Solution :

    [d] Energy released by \[\gamma -\]rays for pair production must be greater than 1.02 MeV.


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