(Solved): (Velocity profile) A fluid flows through a pipe of radius \( R \) with a Reynolds number of \( 8 \t ...
(Velocity profile) A fluid flows through a pipe of radius \( R \) with a Reynolds number of \( 8 \times 10^{5} \). (a) At what location, \( r / R \), does the fluid velocity equal the average velocity? (b) Repeat if the Reynolds number is 1000.