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9th Class Science Force and laws of motion Question Bank MCQs - Force and Laws of Motion

  • question_answer
    An object of mass 4 kg moves with a velocity of 4 m/s, then its momentum will be

    A) 16 m/s            

    B) 4 m/s

    C) 16 kg-m/s         

    D) 4 kg-m/s

    Correct Answer: C

    Solution :

    [c] Momentum, \[\therefore \ p=mv=\operatorname{kg}-m/s\] or \[\operatorname{kg}{{\operatorname{ms}}^{-1}}\]


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