7th Class Science Related to Competitive Exam Question Bank Work and energy

  • question_answer
    \[1joule=1\]...............

    A)  \[N{{m}^{2}}\]                              

    B)  \[kg\,m/{{s}^{2}}\]

    C)  \[1Nm\]                      

    D)  \[{{N}^{2}}{{m}^{2}}\]

    Correct Answer: C

    Solution :

         \[\text{1joule}=\text{1Newton}\times \text{1meter}\]          


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