An excellent approximation for the two-dimensional incompressible laminar boundary layer on the flat surface in the given figure is U (2% – 2% + #) for y so, where o = Cx/2, C = const. Layer thickness 8(x) U U = constant u (х, у) /u(x, y) Fir maximum val of v at estatic x-1 m, for the particular case of low, when U= 10.5 m/s ando = 1.1 cm. The maximum value of v is m/s.

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
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Chapter8: Natural Convection
Section: Chapter Questions
Problem 8.55P
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Need help with this engineering problem. On my online homework, it says the answer 10.5 m/s is incorrect.

 

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An excellent approximation for the two-dimensional incompressible laminar boundary layer on the flat surface in the given
figure is
-U (2% – 2% + )
for y sõ, where o = Cx2, C = const.
Layer thickness d(x)
U
U = constant
JU
и (х, у)
Ju(x, y)
Find the maximum value of vat the station x=1 m, for the particular case of airflow, when U= 10.5 m/s and o = 1.1 cm.
The maximum value of v is
m/s.
Transcribed Image Text:Required information An excellent approximation for the two-dimensional incompressible laminar boundary layer on the flat surface in the given figure is -U (2% – 2% + ) for y sõ, where o = Cx2, C = const. Layer thickness d(x) U U = constant JU и (х, у) Ju(x, y) Find the maximum value of vat the station x=1 m, for the particular case of airflow, when U= 10.5 m/s and o = 1.1 cm. The maximum value of v is m/s.
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