JAMIA MILLIA ISLAMIA Jamia Millia Islamia Solved Paper-2009

  • question_answer
        If 1 mg of\[{{U}^{235}}\]is completely annihilated, the energy liberated is

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

    B)  \[9\times {{10}^{19}}J\]

    C)  \[9\times {{10}^{18}}J\]              

    D)  \[9\times {{10}^{17}}J\]

    Correct Answer: A

    Solution :

                             \[E=m{{c}^{2}}\] \[\therefore \]  \[E=({{10}^{-6}})\times (9\times {{10}^{16}})\]                 \[E=9\times {{10}^{10}}J\]


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