(a) Consider the one-dimensional heat equation for the temperature u(x, t), Ou,02u where c is the...
4) The one-dimensional heat equation is du 02u at = k→ ot ar 2 Where u(x,t)is a measure of the temperature at a location x on a bar at time t and k is a constant. Show by direct substitution thatu(x, t) = 10e-t sin x, satisfies the heat equation.
Given the following heat conduction initial-boundary value problem of a thin homogeneous rod, where u(x, t) represents the temperature. 9uxx = Uti 0<x< 6; t> 0; B.C.: ux(0,t) = 0; ux(6,t) = 0; t> 0; 1. C.: u(x, 0) = 12 + scos (6x) – 4cos(21x); 0<x< 6 (a) When t = 0, what would be the temperature at x = 3? (Use the initial condition.) (3 marks) (b) Determine whether the boundary conditions in this case is Dirichlet, Neumann,...
The conductive heat transfer in a rod of length L is described by the equation au ди əraat ,0<r<L,+20 where u(x, t) is the local temperature of the rod, t is time, and a is a positive constant describing the thermal conductivity of the rod. The initial and boundary conditions are: T(r, 0) = 0, T(L, t) = 0, and T (0, 1) = 1 for > 0 (1) Find the general solution of this PDE. (11) Find the eigenvalues...
Q2 Given the following heat conduction initial-boundary value problem of a thin homogeneous rod, where u(x,t) represents the temperature. 9uxx = ut; 0<x< 6; t> 0; B.C.: Ux(0,t) = 0; Ux(6,t) = 0; t> 0; 1.C.: u(x,0) = 12 + Scos (x) – 4cos(21x); 0 < x < 6 (a) When t = 0, what would be the temperature at x = 3? (Use the initial condition.) (3 marks) (b) Determine whether the boundary conditions in this case is Dirichlet,...
This is a question about Partial differential equation - Heat equation. Please help solving part (a) and show clear explanations. Thanks! =K х 7. The temperature T(2,t) in an insulated rod of length L and diffusivity k is given by the heat equation ОТ 22T 0 < x < L. at Əx2' Initially this rod is at constant temperature To, and immediately after t=0 the temperature at x = L is suddenly increased to T1. The temperature at x =...
Q5. Consider the Heat Equation as the following boundary-value problem, find the solution u(x, t) by using separation-variables methods. (25 Points) (Boundary Condition : ux0,t) = 0 ux(10,t) = 0 Heat Equation ut = 9uxx (Hint: u(xt) = X(X)T(t)) Initial Condition : u(x,0) = 0.01x(10-x)
Given the following heat conduction initial-boundary value problem of a thin homogeneous rod, where u(x, t) represents the temperature. 9uxx = ut; 0<x< 6; t> 0; B.C.: ux(0,t) = 0; uz(6,t) = 0; t> 0; I. C.: u(x,0) = 12 + 5cos (x) – 4cos(27x); 0<x< 6 (a) When t = 0, what would be the temperature at x = 3? (Use the initial condition.) (3 marks) (b) Determine whether the boundary conditions in this case is Dirichlet, Neumann, or...
Q2 Given the following heat conduction initial-boundary value problem of a thin homogeneous rod, where u(x, t) represents the temperature. 9uxx = Ut; 0<x< 6; t> 0; B.C. : Ux(0,t) = 0; Ux(6,t) = 0; t> 0; I. C.: u(x,0) = 12 + 5cos (x) – 4cos(21x); 0 < X < 6 (a) When t = 0, what would be the temperature at x = 3? (Use the initial condition.) (3 marks) (b) Determine whether the boundary conditions in this...
Q2 Given the following heat conduction initial-boundary value problem of a thin homogeneous rod, where u(x,t) represents the temperature. 9uxx = upi 0<x< 6; t> 0; B.C.: uz(0,t) = 0; ux, t) = 0; t> 0; 1.C.:u(x,0) = 12 + 5cos 6 x) – 4cos(26x); 0<x<6 (a) When t = 0, what would be the temperature at x = 3? (Use the initial condition.) (3 marks) (b) Determine whether the boundary conditions in this case is Dirichlet, Neumann, or mixed...
(a) The temperature distribution u(x, t) of the one- dimensional silver rod is governed by the heat equation as follows. du a²u at ar? Given the boundary conditions u(0,t) = t?, u(0.6, t) = 5t, for Osts 0.02s and the initial condition u(x,0) = x(0.6 – x) for 0 SX s 0.6mm, analyze the temperature distribution of the rod with Ax = 0.2mm and At = 0.01s in 4 decimal places. (10 marks)