Two opposed, parallel, infinite planes are maintained at 420 K and 480 K. Calculate the net heat flux between these planes if one has an emissivity of 0.8 and other an emissivity of 0.7

Two opposed, parallel, infinite planes are maintained at 420 K and 480

1.	Two opposed, parallel, infinite planes are maintained at 420 K and 480 K. Calculate the net heat flux between these planes if one has an emissivity of 0.8 and other an emissivity of 0.7
A.	534.86 W/m<sup>2</sup>
B.	634.86 W/m<sup>2</sup>
C.	734.86 W/m<sup>2</sup>
D.	834.86 W/m<sup>2</sup>
Answer» D. 834.86 W/m<sup>2</sup>

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Two opposed, parallel, infinite planes are maintained at 420 K and 480 K. Calculate the net heat flux between these planes if one has an emissivity of 0.8 and other an emissivity of 0.7

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