The dimensionless Deborah number can help determine the qualitative type of response of a visco-elastic material to change in shape over a certain time. It is defined by Equation(1): N De Eq(1) te You calculate that the Deborah number for a given process to be 0.001, choose the best description of the response you expect from the visco-elastic material from the choices below (if any): a. viscous b. viscoelastic c. weak d. None of the options are correct e. elastic F. strong

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
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The dimensionless Deborah number can help determine the qualitative type of response of a visco-elastic material to change in shape over a certain time. It is defined by Equation(1):
De
Eq(1)
You calculate that the Deborah number for a given process to be 0.001, choose the best description of the response you expect from the visco-elastic material from the choices below (if any):
a. viscous
b. viscoelastic
c. weak
d. None of the options are correct
e. elastic
f. strong
Transcribed Image Text:The dimensionless Deborah number can help determine the qualitative type of response of a visco-elastic material to change in shape over a certain time. It is defined by Equation(1): De Eq(1) You calculate that the Deborah number for a given process to be 0.001, choose the best description of the response you expect from the visco-elastic material from the choices below (if any): a. viscous b. viscoelastic c. weak d. None of the options are correct e. elastic f. strong
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