1. A smoke stream from a smoke generating tube is often used as a simple method of flow visualization in wind tunnels. Does a smoke stream correspond to a streamline, pathline, or a streakline? 2. What does "attached flow" mean?
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A smoke stream from a smoke generating tube in a wind tunnel represents a streamline at the instant it is released. A streamline is a line drawn in the fluid such that the velocity vector is tangent to it at every point. Show more…
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