Section: Fluid Mechanics | Marks: 1
Identify the visualization method that shows a PATHLINE in an unsteady flow, assuming that the camera covers the required field of view.
- A. A dye is continuously injected and a snap shot is taken
- B. A dye is continuously injected and a long-exposure picture is taken
- C. A blob (or drop) of dye is injected and a snap shot is taken
- D. A blob (or drop) of dye is injected and a long-exposure picture is taken
Answer: D. A blob (or drop) of dye is injected and a long-exposure picture is taken