A vertical plate is maintained at 30°C. Air at 20°C flows on its surface; Property values atmean film temperature are, u =16×10-°m² /s,p=1.2kg / m' and Pr = 0.71. The height (inm)at which the boundary layer will become turbulent is

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Engineering

Mechanical Engineering

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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.

Chapter5: Analysis Of Convection Heat Transfer

Section: Chapter Questions

Problem 5.50P

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Question

A vertical plate is maintained at 30°C. Air at 20°C flows on its surface; Property values at
mean film temperature are, u =16×10-°m² /s,p=1.2kg / m' and Pr = 0.71. The height (in
m)at which the boundary layer will become turbulent is

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