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Questions and Answers
What is the characteristic of a pseudoplastic substance?
What is the characteristic of a pseudoplastic substance?
- Its viscosity remains constant with increasing rate of shear
- Its viscosity increases with increasing rate of shear
- Its viscosity is independent of the rate of shear
- Its viscosity decreases with increasing rate of shear (correct)
What is the unit of viscosity equivalent to 100 centipoise?
What is the unit of viscosity equivalent to 100 centipoise?
- Stokes
- Centistokes
- Poise (correct)
- Poiseuille
Which of the following materials exhibits dilatant flow?
Which of the following materials exhibits dilatant flow?
- Methylcellulose
- Sodium Alginate
- Corn Starch (correct)
- Gum Tragacanth
What is the purpose of a capillary viscometer?
What is the purpose of a capillary viscometer?
What is the characteristic of a fluid with high viscosity?
What is the characteristic of a fluid with high viscosity?
What does the term 'rheology' literally mean?
What does the term 'rheology' literally mean?
What is the unit of absolute viscosity?
What is the unit of absolute viscosity?
According to Newton's law of flow, what is the relationship between the viscosity of a liquid and the force per unit area required to produce a certain rate of shear?
According to Newton's law of flow, what is the relationship between the viscosity of a liquid and the force per unit area required to produce a certain rate of shear?
What is the characteristic of a non-Newtonian fluid?
What is the characteristic of a non-Newtonian fluid?
What is the type of flow where the flow curve does not pass through the origin?
What is the type of flow where the flow curve does not pass through the origin?
What are the three classes of non-Newtonian flow?
What are the three classes of non-Newtonian flow?
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