JEE PHYSICS MCQ: UNITS & MEASUREMENTS

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Unit of Stefan's constant is

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Correct option: B

\mathrm{Jm}^{-2} \mathrm{~s}^{-1} \mathrm{~K}^{-4}

Option B (

\mathrm{Jm}^{-2} \mathrm{~s}^{-1} \mathrm{~K}^{-4}

) is correct because Stefan's constant relates the power radiated per unit area to the fourth power of the temperature.

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