The radiant heat transfer from a plate of 2.5 cm2 area at 1250 K to a – McqOptions

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1.	The radiant heat transfer from a plate of 2.5 cm2 area at 1250 K to a very cold enclosure is 5.0 W. Determine the emissivity of the plate at this temperature
A.	0.444
B.	0.344
C.	0.244
D.	0.144
Answer» E.

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