The velocity potential for a spiral vortex flow is given by =(/2) (m/2) ln r, where and
Chapter 6, Problem 6.44(choose chapter or problem)
The velocity potential for a spiral vortex flow is given by =(/2) (m/2) ln r, where and m are constants. Show that theangle, , between the velocity vector and the radial direction isconstant throughout the flow field (see Fig. P6.44).
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