=The electric fields of two harmonic waves of angular frequency w, and we aregiven by E₁ E₁,0cos (k₁y + w₁t)i and E2 = E2,0cos (k₁y-w₂t)î. Find (a) theinstantaneous Poynting vector for the resultant wave motion and (b) the time-averagePoynting vector. If the direction of propagation of the second wave is reversed, find (c)the instantaneous Poynting vector for the resultant wave motion and (d) the time -averagePoynting vector.

Answered: Image /qna-images/answer/fb43b222-105c-4691-a1e3-e903475e021a.jpg

Answered: The electric fields of two harmonic…

Similar questions

At an instant in time, the electric and magnetic fields of an electromagnetic wave are given by É = -3.81 × 103k V/m and B = -1.27 x 10¬1'i T. Find the Poynting vector for this wave. (Express your answer in vector form.) S = W/m?
Two electromagnetic waves are represented by the following expressions: E = Ae(k=-wt) En Ē2 = Ae"(kz-wt+a), where both A and a are real. (a) For each wave, determine its polarization state. Calculate the time-average Poyning (s). vector Consider the superposition of the two waves E3 = E1 + E2. (b) Calculate the time-average Poyning vector (5.). (c) For what value(s) of a will E, be a circularly polarized wave?
What is the average magnitude of the Poynting vector 3.60 mi from a radio transmitter broadcasting isotropically (equally in all directions) with an average power of 241 kW?
RF Electromagnetics: . If an x-component of the E-field varies as a sine function, and y-field component varies as a cosine function; assuming that the Ex=0.7Ey, what is the polarization of the resultant wave whichpropagates in the positive z-direction. For frequency f, write the full expression for the electricfield of a plane wave propagating in vacuum.
A beam of intensity I reflects from a long, totally reflecting cylinder of radius R; the beam is perpendicular to the central axis of the cylinder and has a diameter larger than 2R.What is the beam’s force per unit length on the cylinder?
What is the maximum value (in units of N/C) of the electric field Emax in an electromagnetic wave propagating in vacuum whose average intensity is I = 4 %3D W/m2?
There is a vector defined by John Henry Poynting in 1884 whose direction gives the direction that an electromagnetic wave transmits its field energy and whose magnitude is the rate at which energy is being transmitted per square meter of the wavefront. For mutually perpendicular E- and B-fields in the wave, the magnitude of the Poynting vector is S =EB/mu0 and the direction is given by a right-hand rule, curling fingers from E vector and B vector. a) Carefully analyze the units of the Poynting vector and show that they are indeed watts per square meter. b) Find the intensity of the light in a beam of light whose electric field strength is 360 N/C and whose magnetic field is 1.2 muT.
A certain guided wave travels through air with the following magnetic field H=10+ y cos(157x) sin[(67×10° rad/s)t - Bz] [A/m] (0.3) Find the associated and B. There are a couple ways to solve this problem. Note: this is NOT a plane wave, and be sure to understand why. Nevertheless it IS a valid solution of Maxwell's equations. You will see how guided waves like this come about

Expert Answers to Latest Homework Questions

Q: None

Q: can someone give a description of this NMR including whether its a triplt singlet doublet where the…

Q: explain properly all the answer for financial accounting question Please given fast

Q: Compute the variable cost per unit

Q: How can I solve this financial accounting problem using the appropriate financial process?

Q: Compute the direct materials used

Q: What is the budgeted manufacturing cost per unit ?

Q: ?!

Q: Don't use ai to answer I will report you answer

Q: Can you help me solve this general accounting problem with the correct methodology?

Q: What is the labor rate variance?

Q: What were Natalie total liabilities at the end of the year?

Q: No Wrong Answer

Q: Accounting

Q: Sign in ||! PDE 321 proje X IMB321 PDF Lecture 5 X PDF Planet Ec X PDF Planet Ec X PDF PEABWX PDF…

Q: General accounting

Q: I am trying to find the accurate solution to this general accounting problem with the correct…

Q: Please explain the correct approach for solving this general accounting question.

Q: Marcos is the sole owner and operator of Great Jet Company. As of the end of its accounting period,…

Q: Uzo Haulers Co. is a company that manufactures industrial trucks. During the year, Uzo purchased…

Q: Please help me solve this general accounting question using the right accounting principles.