What is the emissive power of a perfect black body at 1000 K? (σ = 5 – InterviewSolution

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1.

What is the emissive power of a perfect black body at 1000 K? (σ = 5.67 × 10-8 W/m2 .K4)

Answer»

R_b = σT⁴= 5.67 × 10^-8 × (10³)⁴

= 5.67 × 10⁴ \(\frac{W}{m^2}\) is the required emissive power.

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