Two large fixed parallel planes are 240 mm apart. The space between the surfaces is filled with oil of viscosity 0.81 N.s/m2. A flat thin plate 0.5 meter square area moves through the oil at a velocity of 0.3 m/s. calculate the drag force:

Two large fixed parallel planes are 240 mm apart. The space between the surfaces is filled with oil of viscosity 0.81 N.s/m2. A flat thin plate 0.5 meter square area moves through the oil at a velocity of 0.3 m/s. calculate the drag force:

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

Two large fixed parallel planes are 240 mm apart.
The space between the surfaces is filled with oil of
viscosity 0.81 N.s/m2. A flat thin plate 0.5 meter
square area moves through the oil at a velocity of 0.3
m/s. calculate the drag force:
A] When the plate is equidistant from both the
planes, and
B] When the thin plate is at a distance of 80 mm from
one of the plane surface.

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