Math Chapter Wise Statics And Dynamics English MCQ UPPSC Polytechnic Lecturer 2021(II) Q.Equation of continuity in cartesian coordinates is - AD u v w 0 Dt x y z ρ ∂ ∂ ∂ + ρ + + = ∂ ∂ ∂ Bu v w 0 t x y z ∂ρ ∂ ∂ ∂ + ρ − − = ∂ ∂ ∂ ∂ Cu v w 0 t x y z ∂ρ ∂ ∂ ∂ − ρ − − = ∂ ∂ ∂ ∂ DNone of these Where D u v w Dt t x y z ∂ ∂ ∂ ∂ ≡ + + + ∂ ∂ ∂ ∂ Show answer Correct answer: D u v w 0 Dt x y z ρ ∂ ∂ ∂ + ρ + + = ∂ ∂ ∂