Question 3. Water flows steadily past a porous flat plate. Constant suction is applied along the porous section ad to generate a constant velocity v0 = -0.2 mm/s. The velocity profile at section cd is: # = 3 []– 21{1'5 | The velocity profile at section ab is constant U = 3m/s. Estimate the mass flow rate (in kg/s) across section bc. U = 3 m/s 8= 1.5 mm

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Chapter14: Fluid Mechanics
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Question 3. Water flows steadily past a porous flat plate. Constant suction is applied along the porous section
ad to generate a constant velocity vo = -0.2 mm/s. The velocity profile at section cd is:
# = 3 []– 2115
и
%D
The velocity profile at section ab is constant U = 3m/s. Estimate the mass flow rate (in kg/s) across
section bc.
U = 3 m/s
8 = 1.5 mm
Vo
Width,
w = 1.5 m
L = 2 m
Transcribed Image Text:Question 3. Water flows steadily past a porous flat plate. Constant suction is applied along the porous section ad to generate a constant velocity vo = -0.2 mm/s. The velocity profile at section cd is: # = 3 []– 2115 и %D The velocity profile at section ab is constant U = 3m/s. Estimate the mass flow rate (in kg/s) across section bc. U = 3 m/s 8 = 1.5 mm Vo Width, w = 1.5 m L = 2 m
Expert Solution
Step 1

Solution:

given that

v0 = -0.2 mm/s

velocity profile at section cd is

uU=3[yδ]-2[yδ]1.5

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