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in Physics by (44.7k points)

What is the units of emissive power in stefan's law?

(A) Ws–1

(B) W

(C) Ws–1 m–2

(D) Wm–2

1 Answer

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Best answer

The correct option is (D) Wm–2

Explanation:

Emissive power = {(radiant energy) / (second ∙ are)} 

Hence unit is {(power) / area)} i.e. (W / m2)

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