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A blackbody of surface area 1 cm is placed inside an enclosure. The enclosure has a constant temperature 27C and the blackbody is maintained

A blackbody of surface area 1 cm is placed inside an enclosure. The enclosure has a constant temperature 27C and the blackbody is maintained at 327C by heating it electrically. What electric power is needed to maintain the temperature?o= 60 x 10 W mK. -8 -2

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