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Engineering

Mechanical Engineering

-Assumed profile Oil layer Vo

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter4: Coplanar Equilibrium Analysis

Section: Chapter Questions

Problem 4.153P: Repeat Prob. 4.152 assuming that the 400-kN force is applied at O instead of L.

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Question

Flat plate, moves at speed u0 over a fixed plate, with the intermediate layer consisting of oil. a) If the velocity profile is
parabolic (u2 = a ∙ y) find the stress on the moving plate. b) What is its value if the velocity profile is linear.
Result: α) τ=-μu0/2d, β) τ=-μu0/d

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