12th Class Physics Nuclear Physics And Radioactivity Question Bank MCQs - Nuclei

  • question_answer
    _________ has the mass closest to the mass of positron.

    A) Proton 

    B) Neutron

    C) Electron  

    D) Neutrino

    Correct Answer: C

    Solution :

    Option (c) is correct. Explanation: Positron is anti-particle of electron.


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