Problem:5 Show that [Ae(kx + Be-k] and [C cos kxD sin kx] are equivalent way of...
Show that sin (kx) and cos (kx) given in Eq. (11-48a) are two independent solutions of the differentia equation, Eq. (11-47a). Consider a rectangular wavequide haing dimoneinc 404 We were unable to transcribe this image(11-48a) X(x)- Asin(k,x)+B cos (k,x)
A varying force is given by F=Ae^?kx, where x is the position; A and k are constants that have units of N and m^?1, respectively. What is the work done when x goes from 0.10 m to infinity? Express your answer in terms of the variables A, k, and appropriate constants. W=
Show that the wavefunction Ѱ = C sin (kx) is a solution of the following Schrödinger’s equation where V0 is a constant. What is the energy corresponding to this wavefunction? (14 marks) Calculate the probability density given by the wavefunctions for the groud state, first and second excited states. (6 marks) a) Show that the wavefunction ) = C sin(kx) is a solution of the following Schrödinger's equation h2 d2 2m dx2 V = Et where V is just a...
A free proton has a wave function Psi (x) = A sin (kx), where k = 1.2 times 10^10 m^-1 What is the proton's lambda? What is the proton's momentum? What is the proton's speed? Normalize Psi (x) if the wave only exists inside an infinite square well with width a = 2.1 m, (so that Psi (x) = A sin (kx) between 0 < x < a and Psi (x) = 0 otherwise).
Can you do (b) and (c) only thank you PrOBleM: SoLuTiONS To THE WAvE EQuATION a) By direct substitution determine which of the following functions satisfy the wave equation 1. g(z, t)-A cos(kr - wt) where A, k, w are positive constants 2. h(z,t)-Ae-(kz-wt)2 where A, k, ω are positive constants 3. p(x, t) A sinh(kx-wt) where A, k,w are positive constants 4. q(z, t) - Ae(atut) where A,a, w are positive constants 5. An arbitrary function: f(x, t) -...
Problem 5. (20 pts) In this problem, I wil lead you through a procedure that allows you to write the function f(z) = (2 m) cos(kx-π / 5) + (3 m) sin(kx + π / 4) in cosine form. This method can be extended to write the sum of any frequency as a single cosine function inusoidal f unctions of the same spatia A) Write (2 m) cos(ka-π/5) in quadrature form B) write (3 m) sin(kx+π/4) in quadrature form. C)...
4.1.26 If y has the double sine series Ek by sin kx sin ly, show that Poisson's equation - Uxx - Wyſ is solved by the double sine series u = b sin kx sin ly/(k? + 1). This is solution with u = 0 on the boundary of the square -1 < x, y <n.
For the electromagnetic wave represented by the equations E_y(x, t) = E_max cos(kx + Wt), B_z(x, t) = -B_max cos(kx + omega t), find the direction of the Poynting vector. in the - y -direction in the +x -direction in the +y -direction in the -x -direction Part B Find the average magnitude of the Poynting vector. Express your answer in terms of the variables E_max, B_max, and appropriate constants (mu 0 or epsilon_0). submit
Which of the following is/are solution to the wave equation, 1. ei(kx-wt) a. b. (cos kx) (sin ot) sin et C. e sin (kx - t) d. e COs t e. e 2. A building made with a steel structure is 650 m high on a winter day when the temperature is 0° F. How much taller (in cm) is the building when it is 100° F? (The linear expansion coefficient of steel is 11 x 10 (C) ) A...
Problem 1.Consider the harmonically forced undamped oscillator described by the following ODE:mx′′+kx=F0cosωt, k >0, m >0, ω >0, F0∈R. Problem 1. Consider the harmonically forced undamped oscillator described by the following ODE: mx" + kx = Fo cos wt, k > 0, m > 0,w > 0, F0 E R. (1) a) Suppose wa #k/m. Find the general solution of the ODE ). b) Consider the initial value problem of the ODE () with initial conditions x(0) = 0 and...