) plot the velocity profile on the given figure, and find the location where oil velocity is zero, and ) determine the force that needs to be applied on the plate to maintain this motion.

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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Question
A thin 30 cm x 30 cm flat plate is pulled at a velocity of 1.5 m/s horizontally through a 6.0-mm-
Q.1
thick oil layer sandwiched between two plates, one stationary and other moving at a constant velocity of 0.5
m/s, as shown in the figure below. The dynamic viscosity of oil is 0.027 Pa.s. Assuming the velocity in each
layer to vary linearly,
a) plot the velocity profile on the given figure, and find the location where oil velocity is zero, and
b) determine the force that needs to be applied on the plate to maintain this motion.
Fixed plate
Thin Flat
hị
Plate
hị (mm) = 2.0
>F→V1
h2 (mm) = 4.0
Vi (m/s) = 1.5
h2
V2 (m/s) =| 0.5
-V2
Moving plate
Transcribed Image Text:A thin 30 cm x 30 cm flat plate is pulled at a velocity of 1.5 m/s horizontally through a 6.0-mm- Q.1 thick oil layer sandwiched between two plates, one stationary and other moving at a constant velocity of 0.5 m/s, as shown in the figure below. The dynamic viscosity of oil is 0.027 Pa.s. Assuming the velocity in each layer to vary linearly, a) plot the velocity profile on the given figure, and find the location where oil velocity is zero, and b) determine the force that needs to be applied on the plate to maintain this motion. Fixed plate Thin Flat hị Plate hị (mm) = 2.0 >F→V1 h2 (mm) = 4.0 Vi (m/s) = 1.5 h2 V2 (m/s) =| 0.5 -V2 Moving plate
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