VMMC VMMC Medical Solved Paper-2013

  • question_answer
    In a nuclear fission, \[0.1%\]mass is converted into energy. The energy released by the fission of 1 kg mass will be

    A)  \[9\times {{10}^{19}}\,J\]

    B)  \[9\times {{10}^{17}}\,J\]

    C)  \[9\times {{10}^{16}}\,J\]

    D)  \[9\times {{10}^{13}}\,J\]

    Correct Answer: D

    Solution :

     Energy released by the fisson \[\Delta E=\Delta m{{c}^{2}}\] \[\Delta m=\frac{0.1}{100}\times 1\] \[={{10}^{-3}}kg\] \[c=3\times {{10}^{8}}m/s\] \[\Delta \Epsilon ={{10}^{-3}}\times {{(3\times {{10}^{8}})}^{2}}\] \[=9\times {{10}^{13}}J\]


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