1. Draw a graph of apparent viscosity and shear stress of blood as a function of shear rate. 2. Two parallel plates are separated by a thin gap of thickness h containing an unknown fluid. The following experiments are performed to determine the rheological properties of the fluid. A known force per unit area F/A is applied to the upper plate and the steady state velocity of the plate is measure to be vi. Next, the force is increased to (a) 2F, and then (b) 4F, the velocity v of the plate is measured in each case. Results for three fluids show: (1) (a) v=3v1 and (b) v= 7v1 (2) (a) v=2v1 and (b) v= 4v1 (3) (a) v=4v1 and (b) v= 16v1 Determine whether the fluid in each case is Newtonian, shear thinning and shear thickening fluid behavior, determine whether the fluid has yield stress (stress is non-zero when velocity is zero). Show the process. 3. Choose two viscometers and explain what is needed to measure fluid viscosity. Discuss the range/type of viscosity that these viscometers would be good at.

1. Draw a graph of apparent viscosity and shear stress of blood as a function of shear rate. 2. Two parallel plates are separated by a thin gap of thickness h containing an unknown fluid. The following experiments are performed to determine the rheological properties of the fluid. A known force per unit area F/A is applied to the upper plate and the steady state velocity of the plate is measure to be vi. Next, the force is increased to (a) 2F, and then (b) 4F, the velocity v of the plate is measured in each case. Results for three fluids show: (1) (a) v=3v1 and (b) v= 7v1 (2) (a) v=2v1 and (b) v= 4v1 (3) (a) v=4v1 and (b) v= 16v1 Determine whether the fluid in each case is Newtonian, shear thinning and shear thickening fluid behavior, determine whether the fluid has yield stress (stress is non-zero when velocity is zero). Show the process. 3. Choose two viscometers and explain what is needed to measure fluid viscosity. Discuss the range/type of viscosity that these viscometers would be good at.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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