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

  • question_answer
    An object of 1 kg mass has a momentum of 10 kg m/sec then the kinetic energy of the object will be [RPMT 1999]

    A)                 100 J     

    B)                 50 J

    C)                 1000 J

    D)                    200 J

    Correct Answer: B

    Solution :

                        \[E=\frac{{{P}^{2}}}{2m}=\frac{{{(10)}^{2}}}{2\times 1}=50\,J\]


You need to login to perform this action.
You will be redirected in 3 sec spinner