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

  • question_answer
    A \[10\,\,N\] force applied on a body produces in it an acceleration of\[2\,\,m\,\,{{s}^{-2}}\]. What is the mass of the body?

    A) \[20\,\,kg\]         

    B)        \[0.2\,\,kg\]

    C) \[5\,\,kg\]                        

    D)        \[200\,\,g\]

    Correct Answer: C

    Solution :

     \[F=ma\],\[m=\frac{F}{a}=\frac{10}{2}=5\,\,kg\]


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