2.0 Engine oil at 100°C and a velocity of 0.25 m/s flows over both surfaces of a 0.8-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 =mDetermine the thermal boundary layer thicknesses &, at the trailing edge, in m.St =mINDetermine the magnitude of the local heat flux at the trailing edge, W/m².q" xW/m²Ts, LDetermine the local surface shear stress at the trailing edge, in N/m².N/m²Mi= iDetermine the total drag force per unit width of the plate, in N/m.D' =N/miDetermine the magnitude of the heat transfer per unit width of the plate, in W/m.q' = iW/m

Answered: .0 Engine oil at 100°C and a velocity…

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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2.0 Engine oil at 100°C and a velocity of 0.25 m/s flows over both surfaces of a 0.8-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 =
m
Determine the thermal boundary layer thicknesses &, at the trailing edge, in m.
St =
m
IN
Determine the magnitude of the local heat flux at the trailing edge, W/m².
q" x
W/m²
Ts, L
Determine the local surface shear stress at the trailing edge, in N/m².
N/m²
Mi
= i
Determine the total drag force per unit width of the plate, in N/m.
D' =
N/m
i
Determine the magnitude of the heat transfer per unit width of the plate, in W/m.
q' = i
W/m

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