ction B: Application of Numerical methods to Partial Differential Equations 3. Solve the Poisson equation Vu = difference between Successive arta=xty for the square iterations is less than 0.005. mesh, whose edges, x = 0,x = 5.5 6.7 8.5 0.8, y = o, y = 0.6 are kept at the channel velocity shown in the following Fig. 1 aside. Find the values 5 9.7 of the mean velocity at the nodal points of the rectangular region with 7.3 104 mess length 0.2. Use the Gauss- Seidel method to compute the velocity at nodal points until the 9.6 10.1