Oil of viscosity p and density p drains steadily down the side of a tall, wide vertical plate as shown. The film is fully developed, that is, its thickness o and velocity profile w(x) are independent of the distance z down the plate. Assume that the atmosphere offers no shear resistance to the film surface. Plate Oil film Air Assume that film thickness d is measured along with the slope of the velocity profile at the wall, (dw/dx)wall, with a laser-Doppler anemometer. Find an expression for u as a function of p, 6, (dw/dx)wall, and g. Note that both w and (dw/dx)wall will be negative as shown.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Oil of viscosityu and density p drains steadily down the side of a tall, wide vertical plate as shown. The film is fully
developed, that is, its thickness o and velocity profile w(x) are independent of the distance z down the plate. Assume that
the atmosphere offers no shear resistance to the film surface.
Plate
Oil film
Air
Assume that film thickness d is measured along with the slope of the velocity profile at the wall, (dw/dx)wall, with a laser-Doppler anemometer. Find an expression
for u as a function of p, 0, (dw/dx)wall, and g. Note that both w and (dw/dx)wall will be negative as shown.
Multiple Choice
-(eg5)!/3
(dw/dz)wall
Transcribed Image Text:Oil of viscosityu and density p drains steadily down the side of a tall, wide vertical plate as shown. The film is fully developed, that is, its thickness o and velocity profile w(x) are independent of the distance z down the plate. Assume that the atmosphere offers no shear resistance to the film surface. Plate Oil film Air Assume that film thickness d is measured along with the slope of the velocity profile at the wall, (dw/dx)wall, with a laser-Doppler anemometer. Find an expression for u as a function of p, 0, (dw/dx)wall, and g. Note that both w and (dw/dx)wall will be negative as shown. Multiple Choice -(eg5)!/3 (dw/dz)wall
(dw/dz)wall
pgỗ
(dw/dz)wall
pgo
(dw/dz)wall
-eg²8
(dw/dz)wall
-pg²5
(dw/dz)wall
Transcribed Image Text:(dw/dz)wall pgỗ (dw/dz)wall pgo (dw/dz)wall -eg²8 (dw/dz)wall -pg²5 (dw/dz)wall
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