Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN: 9780190698614
Author: Sadiku, Matthew N. O.
Publisher: Oxford University Press
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Engine oil at 100°C and a velocity of 0.20 m/s flows over both surfaces of a 1-m-long flat plate maintained at 20°C.
Determine:
(a) The velocity and thermal boundary layer thicknesses at the trailing edge.
(b) The local heat flux and surface shear stress at the trailing edge.
(c) The total drag force and heat transfer per unit width of the plate.
Determine the velocity boundary layer thickness at the trailing edge, in m.
8 = i
m
Determine the thermal boundary layer thicknesses , at the trailing edge, in m.
d, =
m
i
Determine the magnitude of the local heat flux at the trailing edge, W/m².
W/m²
q" x
Determine the local surface shear stress at the trailing edge, in N/m².
Ts, L =
N/m²
Determine the total drag force per unit width of the plate, in N/m.
D' = i
N/m
Determine the magnitude of the heat transfer per unit width of the plate, in W/m.
q' =
W/m
i
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Transcribed Image Text:Engine oil at 100°C and a velocity of 0.20 m/s flows over both surfaces of a 1-m-long flat plate maintained at 20°C. Determine: (a) The velocity and thermal boundary layer thicknesses at the trailing edge. (b) The local heat flux and surface shear stress at the trailing edge. (c) The total drag force and heat transfer per unit width of the plate. Determine the velocity boundary layer thickness at the trailing edge, in m. 8 = i m Determine the thermal boundary layer thicknesses , at the trailing edge, in m. d, = m i Determine the magnitude of the local heat flux at the trailing edge, W/m². W/m² q" x Determine the local surface shear stress at the trailing edge, in N/m². Ts, L = N/m² Determine the total drag force per unit width of the plate, in N/m. D' = i N/m Determine the magnitude of the heat transfer per unit width of the plate, in W/m. q' = W/m i
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