Two parallel square plates, each 4 m² area, are large compared to a gap of

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Two parallel square plates, each 4 m² area, are large compared to a gap of 5 mm separating them. One plate has a temperature of 800 K and surface emissivity of 0.6, while the other has a temperature of 300 K and surface emissivity of 0.9. Find the net energy exchange by radiations between the plates

Options:

A . 61.176 k W

B . 51.176 k W

C . 41.176 k W

D . 31.176 k W

Answer: Option B
Answer: (b).51.176 k W

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