Question: table [ [ Problem 2 : A circular grill of diameter 0 . 2 5 m has an emissivity of 0 . 8 .

\table[[Problem 2: A circular grill of diameter 0.25 m has an emissivity of 0.8. If the surface temperature is maintained,],[at 150C, determine the required electrical power when the room air and surroundings are at 30C.(Answer:,],[Q=109W,Assumptions:],[Given:,],[Asked:,]]
\ table [ [ Problem 2 : A circular grill of

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