A radiant heating lamp has a temperature of 1000 K with = 0.8. What should be the surface area to provide 250 W of radiation heat transfer?

A radiant heating lamp has a temperature of 1000 K with = 0.8. What

1.	A radiant heating lamp has a temperature of 1000 K with = 0.8. What should be the surface area to provide 250 W of radiation heat transfer?
A.	0.0035 m<sup>2</sup>
B.	0.0055 m<sup>2</sup>
C.	0.0075 m<sup>2</sup>
D.	0.0095 m<sup>2</sup>
Answer» C. 0.0075 m<sup>2</sup>

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A radiant heating lamp has a temperature of 1000 K with = 0.8. What should be the surface area to provide 250 W of radiation heat transfer?

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