Problem 1 Consider the heat PDE in d 3: Write down the unique solution to (1) using a 3-dimension...
Problem 2 Consider the one dimensional version of the heat PDE in Problem1 2 0x2 a(0, z) = uo(z) = e-r2. (a) Write down the Fourier transformed version of (2). Then, find the solution of this transformed version u(t,)-((,) (b) Invert the solution in part (a) to get the solution, u(t, x)-F-(u)(t, x), to (2) Problem 2 Consider the one dimensional version of the heat PDE in Problem1 2 0x2 a(0, z) = uo(z) = e-r2. (a) Write down the...
Problem # 1 [15 Points] Consider the following PDE which describes a typical heat-flow problem PDE: ut = ↵2uxx, 0 < x < 1, 0 < t < 1 BCs: ux(0, t)=0 ux(1, t)=0 0 < t < 1 IC: u(x, 0) = sin(⇡x), 0 x 1 (a) What is your physical interpretation of the above problem? (b) Can you draw rough sketches of the solution for various values of time? (c) What about the steady-state temperature?
PDE. Please show all steps in detail. 2. Consider the 1D heat equation in a rod of length with diffusion constant Suppose the left endpoint is convecting (in obedience to Newton's Law of Cooling with proportionality constant K-1) with an outside medium which is 5000. while the right endpoint is insulated. The initial temperature distribution in the rod is given by f(a)- 2000 -0.65 300, 0<<t (a) Set up the initial-boundary value problem modeling this scenario. (b) Set up and...
a) Find the solution to the following interior Dirichlet problem with radius R=1 1 PDE Urr + Up t 0 0 <r <1 wee p2 r BC u (1,0) = 10 + 3 sin(0) 10 cos(20) 0 <0 < 27 b) Consider the above problem on the unit square (x,y) domain PDE Urr + Uyy = 0 0<x<1 0<y <1 Transform the solution u(r, 0) from "a)" to the solution u(x, y) for "b)" Use the solution u(x,y) to calculate...
1. Consider a thin rectangular plate in the ry-plane, the figure. The PDE describing the temperature of the plate is the heat equation shown in as 0 xa, 0< y < b, t>0. D + at where u(x, y, t) is the temperature at point (x, y) diffusivity at time t andD> 0 is the thermal (a) Suppose that the solution to the PDE (once we impose initial and boundary con ditions) reaches equilibrium when t o, that is there...
=T 20 marks) Consider the following PDE with boundary and initial conditions: U = Upx + ur, for 0<x< 1 and to with u(0,t) = 1, u(1,t) = 0, u(1,0) = (a) Find the steady state solution, us(1), for the PDE. (b) Let Uſz,t) = u(?, t) – us(T). Derive a PDE plus boundary and initial conditions for U(2,t). Show your working. (c) Use separation of variables to solve the resulting problem for U. You may leave the inner products...
using super postion Problem 1 [40 Points: Consider the circuit below, use superposition principle to answer the following questions: (show your solution in details then write the final answer) 12 Ω 12Ω ί, 10V 10 Ω 40 Ω 4A
2. Consider the following 1-D wave equation with initial condition u (x, 0)- F (x) where F(x) is a given function. a) Show that u (x, t)-F (x - t) is a solution to the given PDE. b) If the function F is given as 1; x< 10 x > 10 u(x, 0) = F(x) = use part (a) to write the solution u(x, t) c) Sketch u(x,0) and u(x,1) on the same u-versus-x graph d) Explain in your own...
Need solution to part 2, Hamiltonian keeps breaking down to zero 3(a) The normalised ground state of a one dimensional system in a simple harmonic potential V(x) = aur2 is where α- /mw/ћ and the normalisation constant is given as A-(o2/7) i. Compute the expectation value of the potential energy 〈V〉 in the ground state by explicit integration using the standard integral oO expadz 1x3x5.2n 2na(2n+1)' ii. Show that po is an eigenfunction of the Hamiltonian operator and the correspond-...