What is the net radiant interchange per square meter for two very larg – McqOptions

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1.	What is the net radiant interchange per square meter for two very large plates at temperatures 800 K and 500 K respectively. (The emissivity of the hot and cold plates are 0.8 and 0.6 respectively. Stefan Boltzmann constant is 5.67 × 10-8 W/m2 K4).
A.	10.26 kW/m2
B.	1.026 kW/m2
C.	102.6 kW/m2
D.	1026 kW/m2
Answer» B. 1.026 kW/m2

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