Heat systems. Convection. Please help me as soon as possible. I will definitely give a thumbs up.

1.task The surface temperature of a flat horizontal roof in winter is 100C. The roof is square in shape with side dimensions of 40 x 40 m. Determine the heat flow from the roof surface to the surrounding air, the temperature of which is -100C, if the wind speed is: a) 2 m/s; b) 6 m/s; c) 12 m/s. table 2.12 can be used to determine air properties.

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