Problem

The velocity u of air flowing past a flat surface is measured at several distances y away...

The velocity u of air flowing past a flat surface is measured at several distances y away from the surface. Fit a curve to this data assuming that the velocity is zero at the surface (y = 0). Use your result to determine the shear stress (du/dy) at the surface.

y, m

0.002

0.006

0.012

0.018

0.024

u, m/s

0.287

0.899

1.915

3.048

4.299

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Solutions For Problems in Chapter 14