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Chhattisgarh PMT Chhattisgarh PMT Solved Paper-2005

  • question_answer
    In a radioactive decay, neither the atomic number nor the mass number changes. Which of the following would be emitted in the decay process?

    A)  Proton    

    B)                         Neutron

    C)  Electron                             

    D)  Photon

    Correct Answer: D

    Solution :

    Rest mass of photon \[=0\] and charge on the photon \[=0\] So, there will be no change in atomic and mass numbers with the emission of photons.


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