Question: Problem 2: (35 points) Calculate the shear rate at the wall , in the capillary rheometer for a Newtonian fluid in terms of volumetric flow

Problem 2: (35 points) Calculate the shear rate at the wall

Problem 2: (35 points) Calculate the shear rate at the wall , in the capillary rheometer for a Newtonian fluid in terms of volumetric flow rate Q, and radius of the tube R. Plot the shear rate as a function of the shear stress at the wall T,z er and comment on the significance of the slope of this plot. Assume that the pressure gradient is constant

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