Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-10

  • question_answer
    A bullet of mass m is fired with velocity v in a large bulk of mass M. The final velocity v' will be

    A)  \[\frac{Mv}{m+M}\]

    B)         \[\frac{mv}{m+M}\]

    C)  \[\frac{(m+M)v}{m}\]  

    D)  \[(m+m)v\]

    Correct Answer: B


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