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

  • question_answer
    The nuclear cross-section is measured in barn, it is equal to

    A) \[{{10}^{-20}}\,{{m}^{2}}\]

    B) \[{{10}^{-30}}\,{{m}^{2}}\]

    C) \[{{10}^{-28}}\,{{m}^{2}}\]

    D) \[{{10}^{-14}}\,{{m}^{2}}\]

    Correct Answer: C

    Solution :


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