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JEE Main & Advanced Physics Nuclear Physics And Radioactivity Question Bank Nucleus, Nuclear Reaction

  • question_answer
    \[\pi \]mesons can be                                                   [RPET 1997]

    A)            \[{{\pi }^{+}}\]or \[{{\pi }^{-}}\]                                       

    B)            \[{{\pi }^{+}}\]or \[{{\pi }^{0}}\]

    C)            \[{{\pi }^{-}}\]or \[{{\pi }^{0}}\]                                       

    D)            \[{{\pi }^{+}},\ {{\pi }^{-}}\]or \[{{\pi }^{0}}\]

    Correct Answer: D

    Solution :

               \[p\to {{\pi }^{+}}+n,\] \[n\to p+{{\pi }^{-}}\] and \[n\to {n}'+{{\pi }^{0}}\]


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