Consider laminar flow, parallel flow past an isothermal plate of length L, providing an average heat transfer coefficient of . If the plate is divided into N smaller plates, each of length, L₁ = L/N, determine an expression for the ratio of the heat transfer coefficient averaged over the N plates to the heat transfer coefficient averaged over the single plate, N Known: Length of isothermal flat plate in parallel flow, L Find Expression for the average heat transfer coefficients for N plates each of length LNL/N to the average coefficient for the single plate Assumptions (1) Laminar flow, (2) Constant properties Tu∞ 80' T∞, U∞ LN = LIN (N = 3 is shown)
Consider laminar flow, parallel flow past an isothermal plate of length L, providing an average heat transfer coefficient of . If the plate is divided into N smaller plates, each of length, L₁ = L/N, determine an expression for the ratio of the heat transfer coefficient averaged over the N plates to the heat transfer coefficient averaged over the single plate, N Known: Length of isothermal flat plate in parallel flow, L Find Expression for the average heat transfer coefficients for N plates each of length LNL/N to the average coefficient for the single plate Assumptions (1) Laminar flow, (2) Constant properties Tu∞ 80' T∞, U∞ LN = LIN (N = 3 is shown)
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Transcribed Image Text:Consider laminar flow, parallel flow past an isothermal plate of length L, providing an average
heat transfer coefficient of . If the plate is divided into N smaller plates, each of length,
L₁ = L/N, determine an expression for the ratio of the heat transfer coefficient averaged over
the N plates to the heat transfer coefficient averaged over the single plate, N
Known: Length of isothermal flat plate in parallel flow, L
Find Expression for the average heat transfer coefficients for N plates each of length
LNL/N to the average coefficient for the single plate
Assumptions (1) Laminar flow, (2) Constant properties
Tu∞
80'
T∞, U∞
LN = LIN
(N = 3 is shown)
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