Railways Basic Science and Engineering Units and Measurements / मात्रक और मापन Question Bank Unit and Measurements

  • question_answer
    Unit of Stefan's constant is

    A) \[J\,\,{{s}^{-1}}\]               

    B) \[J\,\,{{m}^{-2}}{{s}^{-1}}{{K}^{-4}}\]

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

    D) \[J\,s\]

    Correct Answer: B


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