Question: A steam pipe with 80 mm diameter passes through a room at 25C (both air and walls). The pipe is painted to white and its

A steam pipe with 80 mm diameter passes through a room at 25°C (both air and walls). The pipe is painted to white and its surface temperature is 180°C. Determine the total rate of heat loss from the surface per unit length of pipe, if the convective heat transfer coefficient is 15 W/m2⋅K

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