A 5-cm-external-diameter, 10-m-long hot-water pipe at 80 deg C is losing heat to the surrounding air at 5 deg C by natural convection with a heat transfer coefficient of 25 W/m^2.K. Determine the rate of heat loss from the pipe by natural convection

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.
Chapter1: Basic Modes Of Heat Transfer
Section: Chapter Questions
Problem 1.19P: 1.19 A cryogenic fluid is stored in a 0.3-m-diameter spherical container is still air. If the...
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A 5-cm-external-diameter, 10-m-long hot-water pipe at 80 deg C is losing heat to the surrounding air at 5 deg C by natural convection with a heat transfer coefficient of 25 W/m^2.K. Determine the rate of heat loss from the pipe by natural convection (6m) 

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