Air flows over a flat plate with a velocity u = 13 m/s and temperature Te = 25 °C. The plate surface area and temperature are A = 2 x 2 m and T, =125 °C, respectively. a- Determine the critical length X (length of the laminar region). b- Determine the rate of heat transfer in the laminar region. %3D C- Determine the total rate of heat transfer from the entire plate (mixed boundary layer). Use the following properties of air H = 2.08 x 10 N.s/m2, p =0.887 kg/m, k 0.0325 W/m.K, Pr = 0.705 @111

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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Air flows over a flat plate with a velocity u = 13 m/s and temperature T. = 25 °C. The
plate surface area and temperature are A = 2 x 2 m and T, =125 °C, respectively.
a- Determine the critical length X (length of the laminar region).
b- Determine the rate of heat transfer in the laminar region.
%3D
C- Determine the total rate of heat transfer from the entire plate (mixed boundary
layer).
Use the following properties of air
H = 2.08 x 10 N.s/m, p = 0.887 kg/m, k = 0.0325 W/m.K, Pr = 0.705
%3D
rinar
@111
Transcribed Image Text:Air flows over a flat plate with a velocity u = 13 m/s and temperature T. = 25 °C. The plate surface area and temperature are A = 2 x 2 m and T, =125 °C, respectively. a- Determine the critical length X (length of the laminar region). b- Determine the rate of heat transfer in the laminar region. %3D C- Determine the total rate of heat transfer from the entire plate (mixed boundary layer). Use the following properties of air H = 2.08 x 10 N.s/m, p = 0.887 kg/m, k = 0.0325 W/m.K, Pr = 0.705 %3D rinar @111
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