A circular grill of diameter 0.25 m and emissivity 0.9 is maintained at a constant surface temperature

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A circular grill of diameter 0.25 m and emissivity 0.9 is maintained at a constant surface temperature of 130°C. What electrical power is required when the room air and surroundings are at 24°C?

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Fundamentals of Heat and Mass Transfer

ISBN: 978-0471457282

6th Edition

Authors: Incropera, Dewitt, Bergman, Lavine

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Question Posted: Sep 30, 2010 11:52 PM

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A circular grill of diameter 0.25 m and emissivity 0.9 is maintained at a constant surface temperature

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Fundamentals of Heat and Mass Transfer

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