The velocity and density field in a diffuser are given by u = u0 e-2x/L and ρ = ρ0 e-x/L and u0 = 10 m/s and having L = 30 mm ρ0 = 1.2 kg/m3. find rate of change of density at x = L.
Enter numerical value using the virtual keypad. Round off where necessary.