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is there radiation energy? because emissivity Air at 20C blows over a hot steel (1 %C) plate 75 cm by 75 cm and 2 cm
is there radiation energy? because emissivity
Air at 20C blows over a hot steel (1 %C) plate 75 cm by 75 cm and 2 cm thick maintained at 250C. The emissivity of the plate is 0.8 and the surrounding temperature is 20C. A 600 W is lost from the top surface by convection. Calculate the bottom surface temperature Step by Step Solution
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