9th Class Science Force and laws of motion Question Bank Force And Laws Of Motion Conceptive Subjective Problems

  • question_answer
    A body of mass 25 kg has a momentum of 125 kg m/s. What is its velocity?

    Answer:

    \[m=25\,kg,\,\,P=125\,\,kg\,\,m/s,\,\,v=?\] We know that, \[P=m\,v\] \[\Rightarrow v=\frac{p}{m}=\frac{125}{25}=5m/s\]


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