A solid iron wall has a thermal conductivity of 0.072 J/s mm C, thickness of 50 mm and surface area of 1m x1m, temperature of 150 C on one side and 80 C on the other side of the wall. Determine the heat flow rate. A 100.8 Cal B 615.8 kW C 100.8 kW D 100.8 J/s

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.
Chapter2: Steady Heat Conduction
Section: Chapter Questions
Problem 2.54P
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41.)

A solid iron wall has a thermal conductivity of 0.072 J/s
mm C, thickness of 50 mm and surface area of 1m
x1m, temperature of 150 C on one side and 80 C on
the other side of the wall. Determine the heat flow
rate.
A 100.8 Cal
B
615.8 kW
C 100.8 kW
D
100.8 J/s
Transcribed Image Text:A solid iron wall has a thermal conductivity of 0.072 J/s mm C, thickness of 50 mm and surface area of 1m x1m, temperature of 150 C on one side and 80 C on the other side of the wall. Determine the heat flow rate. A 100.8 Cal B 615.8 kW C 100.8 kW D 100.8 J/s
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