JEE Main & Advanced Physics Work, Energy, Power & Collision / कार्य, ऊर्जा और शक्ति Question Bank Conservation of Energy and Momentum

  • question_answer
    1 a.m.u. is equivalent to                                               [UPSEAT 2001]

    A)                 \[1.6\times {{10}^{-12}}Joule\] 

    B)                 \[1.6\times {{10}^{-19}}Joule\]

    C)                 \[1.5\,\times {{10}^{-10}}Joule\]              

    D)                 \[1.5\times {{10}^{-19}}Joule\]

    Correct Answer: C

    Solution :

                        1 amu\[=1.66\times {{10}^{-27}}\,kg\] \[E=m{{c}^{2}}=1.66\times {{10}^{-27}}\times {{(3\times {{10}^{8}})}^{2}}=1.5\times {{10}^{-10}}\,J\]


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