One surface of the plane wall with a thickness of 25 cm and a heat transfer coefficient of 15 W / mK is kept at 90 C, while the other surface is in contact with the air. The temperature of the air is 20 ºC and the heat transfer coefficient in the environment is 25 W / m2K. Find the temperature of the surface in contact with the air.

One surface of the plane wall with a thickness of 25 cm and a heat transfer coefficient of 15 W / mK is kept at 90 C, while the other surface is in contact with the air. The temperature of the air is 20 ºC and the heat transfer coefficient in the environment is 25 W / m2K. Find the temperature of the surface in contact with the air.

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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