If plate 1 is also a diffuse and gray surface with an emissivity value – McqOptions

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1.	If plate 1 is also a diffuse and gray surface with an emissivity value of 0.8, the net radiation heat exchange (in kW/m2) between plate 1 and plate 2 is
A.	17.0
B.	19.0
C.	23.0
D.	31.7
Answer» E.

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