A Newtonian oil with a density of 60 lb m /ft 3 , viscosity of 0.206 Ã

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A Newtonian oil with a density of 60 lbm/ft3, viscosity of 0.206 × 10-3Ibm/ft-s and kinematic viscosity of 0.342 × 10-5ft2/s undergoes steady shear between a horizontal fixed lower plate and a moving horizontal upper plate. The upper plate is moving with a velocity of 3 ft/s. The distance between the plates is 0.03 in., and the area of the upper plate in contact with the fluid is 0.1 ft2. Assume in-compressible, isothermal, inviscid, friction less flow. 

MOVING AT 3 ft/s 0.03 in. FIXED

a. What is shear stress exerted on the fluid under these conditions?
b. What is the force of the upper plate on the fluid?

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Fundamentals Of Momentum Heat And Mass Transfer

ISBN: 9781118947463

6th Edition

Authors: James Welty, Gregory L. Rorrer, David G. Foster

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