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Engineering and Tech / Fluid Mechanics 2 / Chapter 4 / Problem 25P

Fluid Mechanics | 2nd Edition | ISBN: 9780071284219 | Authors: Yunus A. Cengel, John M. Cimbala

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Consider the visualization of flow over a 12° cone in Fig.

Chapter 4, Problem 25P

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QUESTION:

Problem 25P

Consider the visualization of flow over a 12° cone in Fig. P11-25C. Are we seeing streamlines, streaklines pathlines, or timelines? Explain.

Visualization of flow over a 12° cone at a 16° angle of attack at a Reynolds number of 15.000. The visualization is produced by colored fluid injected into water from ports is the body.

Courtesy ONERA. Photograph by Werlé.

Questions & Answers

QUESTION:

Problem 25P

Consider the visualization of flow over a 12° cone in Fig. P11-25C. Are we seeing streamlines, streaklines pathlines, or timelines? Explain.

Visualization of flow over a 12° cone at a 16° angle of attack at a Reynolds number of 15.000. The visualization is produced by colored fluid injected into water from ports is the body.

Courtesy ONERA. Photograph by Werlé.

ANSWER:

Solution 25P

Step 1

In this problem, we have to analyse the visualization provided in the question. By analysing the visualization, we have to predict whether it is streamlines, streaklines, pathlines or timelines.

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