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 Wb. 3827.7 Wc. 2211.8 Wd. 2683.6 W A 30-m-long section of an 8-cm-diameterhorizontal hot water pipe passes through alarge room whose temperature is 20°C. If theouter surface temperature of the pipe is 70°C,determine the rate of heat loss from the pipeby natural convection. k = 0.02699 W/m °C Pr =0.7241, v = 1.749 ×10-5.%3D%3DSelect one:a. 3485.4 Wb. 3827.7 Wc. 2211.8 Wd. 2683.6 W

As per the calculation, the nearest option is b.

A 30-m-long section of an 8-cm-diameter norizontal hot water pipe passes through a arge room whose temperature is 20°C. If the buter surface temperature of the pipe is 70°C, letermine 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 Select one: a. 3485.4 W o. 3827.7 W c. 2211.8 W 1. 2683.6 W

A 30-m-long section of an 8-cm-diameter norizontal hot water pipe passes through a arge room whose temperature is 20°C. If the buter surface temperature of the pipe is 70°C, letermine 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 Select one: a. 3485.4 W o. 3827.7 W c. 2211.8 W 1. 2683.6 W

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter3: Transient Heat Conduction

Section: Chapter Questions

Problem 3.10P: 3.10 A spherical shell satellite (3-m-OD, 1.25-cm-thick stainless steel walls) re-enters the...

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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 W

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