The continuity equation is usually written (1) whereis the density of the fluid at a point.

< >It may also be written(2) or(3) where is the Stokes derivative.< >(2) follows from (1) on using the identity< >To derive (3) writeCall Us 07766496223

The continuity equation is usually written (1) whereis the density of the fluid at a point.

< >It may also be written(2) or(3) where is the Stokes derivative.< >(2) follows from (1) on using the identity< >To derive (3) write