Fluid Force and Momentum in a Pipe

Fluid force and momentum in a pipe are linked through a control volume with solid boundaries. As fluid moves through the pipe, the walls can change its direction by exerting an impulse through the resulting force. This setup helps show how flow behaves inside a fixed region.

For steady flow, the ...

Consider a control volume, such as a pipe with solid boundaries. As fluid flows within the pipe, it changes direction due to the impulse exerted by the resultant force from the pipe walls.

In steady flow, the amount of fluid with mass dm entering the control volume at time t, with velocity v₁, is equal to the amount leaving the...