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Posted: **Tue Apr 26, 2022 4:07 pm**

: 3 A Long Pipe 8 Cm In Diameter Passes Through A Room And Is Exposed To Air At Atmospheric Pressure And 20 C The Pipe 1 (17.4 KiB) Viewed 33 times

3.) A long pipe 8 cm in diameter passes through a room and is exposed to air at atmospheric pressure and 20 C. The pipe surface is 250 C. If the emissivity of the pipe is 0.7, calculate the radiation heat loss per meter of pipe.