a) Steady and Transient state of heat transfer by the help of an example. b) If the area, thickness and temperatures are same across the material. Justify which material will transfer more heat, either the material with high thermal conductivity value or the material with low thermal conductivity value?
a) Steady and Transient state of heat transfer by the help of an example. b) If the area, thickness and temperatures are same across the material. Justify which material will transfer more heat, either the material with high thermal conductivity value or the material with low thermal conductivity value?
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 1.73P: Estimate the R-values for a 5-cm-thick fiberglass board and a 2.5-cm-thick polyurethane foam layer....
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Question
Define the following:
a) Steady and Transient state of heat transfer by the help of an example.
b) If the area, thickness and temperatures are same across the material. Justify which
material will transfer more heat, either the material with high thermal conductivity value
or the material with low thermal conductivity value?
c) If the area and temperatures are same across the material. Explain whether thermal
conductivity will have any effect on thickness or not?
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