If Ma is less than about 1/3, the flow(not fluid) may be approximated as incompressible.
Whereas, if density of the fluid does not change due pressure and temperature variation then the fluid is called as incompressible fluid.
If Ma is less than about 1/3, the flow(not fluid) may be approximated as incompressible.
Whereas, if density of the fluid does not change due pressure and temperature variation then the fluid is called as incompressible fluid.