JEE Main & Advanced Physics Mathematical Tools, Units & Dimensions Question Bank Units

  • question_answer
    Unit of surface tension is [Orissa PMT 2004]

    A) \[N{{m}^{-1}}\]

    B) \[N{{m}^{-2}}\]

    C) \[{{N}^{2}}{{m}^{-1}}\]

    D) \[N{{m}^{-3}}\]

    Correct Answer: A

    Solution :

    \[T=\frac{F}{l}=N{{m}^{-1}}\]


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