A radiator in a domestic heating system operates at a surface temperature of 55°C. Assuming the radiator behaves as a black body, the rate at which it emits the radiant heat per unit area is  (assume o = 5.67 x 10-8 W/m²K4)

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
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ISBN:9781305387102
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Chapter2: Steady Heat Conduction
Section: Chapter Questions
Problem 2.61P
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A radiator in a domestic heating system operates at a surface temperature of 55°C. Assuming the radiator behaves as a black body, the rate at which it emits the radiant

heat per unit area is 

(assume o = 5.67 x 10-8 W/m²K4)

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