A 30-m-long section of an 8-cm-diameter horizontal hot water pipe passes through a large room whose temperature is 20°C. If the outer surface temperature of the pipe is 70°C, determine the rate of...

A 30-m-long section of an 8-cm-diameter horizontal hot water pipe passes through a large room whose temperature is 20°C. If the outer surface temperature of the pipe is 70°C, determine the rate of heat loss from the pipe by natural convection. k = 0.02699 W/m °C Pr = 0.7241, ν = 1.749 ×10-5. Select one: a. 3485.4 W b. 3827.7 W c. 2211.8 W d. 2683.6 WA 30-m-long section of an 8-cm-diameter<br>horizontal hot water pipe passes through a<br>large room whose temperature is 20°C. If the<br>outer surface temperature of the pipe is 70°C,<br>determine the rate of heat loss from the pipe<br>by natural convection. k = 0.02699 W/m °C Pr =<br>0.7241, v = 1.749 ×10-5.<br>%3D<br>%3D<br>Select one:<br>a. 3485.4 W<br>b. 3827.7 W<br>c. 2211.8 W<br>d. 2683.6 W<br>

Extracted text: A 30-m-long section of an 8-cm-diameter horizontal hot water pipe passes through a large room whose temperature is 20°C. If the outer surface temperature of the pipe is 70°C, determine the rate of heat loss from the pipe by natural convection. k = 0.02699 W/m °C Pr = 0.7241, v = 1.749 ×10-5. %3D %3D Select one: a. 3485.4 W b. 3827.7 W c. 2211.8 W d. 2683.6 W

Jun 11, 2022
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