m be the strength of the sink at the origin (0, 0).
Let $q_2 = \frac{5}{3}\pi$ m³/s.m be the strength of the sink at (2, 0).
The velocity induced by a sink of strength $q$ at $(x_s, y_s)$ at a point $(x, y)$ is given by:
$u = \frac{q}{2\pi} \frac{x - x_s}{(x -
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