engineering recuitment NCL Assistant Foreman (Trainee) Mock Test 2024 Fluid Mechanics Fluid Kinematics
Which of the following expression represents the continuity equation in case of steady incompressible flow?
1
\(\frac{{\partial u}}{{\partial x}} + \frac{{\partial v}}{{\partial y}} + \frac{{\partial w}}{{\partial z}} = 0\)
2
\(\frac{{\partial u}}{{\partial x}} + \frac{{\partial \rho }}{{\partial y}} + \frac{{\partial \rho }}{{\partial z}} = 0\)
3
\(\frac{{\partial u}}{{\partial x}} - \frac{{\partial v}}{{\partial y}} - \frac{{\partial w}}{{\partial z}} = 0\)
4
None of these