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

  • question_answer
    One microgram of matter converted into energy will give              [CPMT 1984; EAMCET (Engg.) 1995; SCRA 1994; BVP 2003]

    A)            90 J                                           

    B)            \[9\times {{10}^{3}}\]J

    C)            \[9\times {{10}^{10}}\]J

    D)            \[9\times {{10}^{5}}\]J

    Correct Answer: C

    Solution :

               \[E=\Delta m{{c}^{2}}={{10}^{-6}}\times {{(3\times {{10}^{8}})}^{2}}=9\times {{10}^{10}}J\]


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