https://web.iitd.ac.in/~pnair/tags/fluid-mechanics/ Recent content in Fluid Mechanics on C2FD Hugo -- gohugo.io en-us Thu, 19 Aug 2021 00:00:00 +0000 https://web.iitd.ac.in/~pnair/post/flow_visualization/ Thu, 19 Aug 2021 00:00:00 +0000 https://web.iitd.ac.in/~pnair/post/flow_visualization/ <!DOCTYPE html> Untitled Streamlines, Pathlines and Streaklines&#182;Prapanch Nair&#182;Dept. of Applied Mechanics, IIT Delhi.&#182; An explainer with an example problem&#182;To appreciate the difference between the three kinds of flow visualization measures we consider the following parametric expression. The velocity field is defined as $\vec{V} = u\hat{i} + v \hat{j} $ where $\hat{i} $ and $\hat{j}$ are both unit vectors in the $x$ and $y$ directions, orthogonal to each other. $u = \sin t $