That is, for every radius ''r'' there is a corresponding pressure ''p'' that increases logarithmically with ''r'' ([[:file:fundamentals-of-fluid-flow_fig4.png|Figure 4]]). | That is, for every radius ''r'' there is a corresponding pressure ''p'' that increases logarithmically with ''r'' ([[:file:fundamentals-of-fluid-flow_fig4.png|Figure 4]]). |