Question: Consider the flow due to a vortex of strength K at the origin. Evaluate the circulation from Eq. (8.15) about the clockwise path from (a,

Consider the flow due to a vortex of strength K at the origin. Evaluate the circulation from Eq. (8.15) about the clockwise path from (a, 0) to (2a, 0) to (2a, 3π /2) to (a, 3π /2) and back to (a, 0). Interpret your result.

a 2a (4)K 2a

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