A large, flat sheet carries a uniformly distributed electric current with current per unit widthJs. This...
can help solving question 28a-d? Do we use E=cB or dE/dt = - dB/dt for question a? waves of Ireny means of communication? 34. 28. A large, flat sheet carries a uniformly distributed electric current with current per unit width ),. This current creates Problems nd tic nt ic e, n, f T- 1. a magnetic field on both sides of the sheet, parallel to the sheet and perpendicular to the current, with magnitude B = Mo J. If the...
Question 2: For an electromagnetic plane wave, the electric field is given by:$$ \vec{E}=E_{0} \cos (k z+\omega t) \hat{x}+0 \hat{y}+0 \hat{z} $$a) Determine the direction of propagation of the electromagnetic wave.b) Find the magnitude and direction of the magnetic field for the given electromagnetic wave \(\vec{B}\).c) Calculate the Poynting vector associated with this electromagnetic wave. What direction does this vector point? Does this makes sense?d) If the amplitude of the magnetic field was measured to be \(2.5 * 10^{-7} \mathrm{~T}\),...
An electromagnetic wave has a frequency of 110 MHZ and is travelling in a vacuum. The magnetic field is given by B^rightarrow (z, t) = (5.00 times 10^- 8 T) cos (Kz - omega t)i^. (Assume the electromagnetic wave is travelling in the k^direction. Find the wavelength of this wave. 2.72 m Find the electric field vector E^rightarrow (z, t). (Use the following as necessary: z, and t.) E^rightarrow (z, t) = V/m Determine the Poynting vector. (Use the following...
Question 2: For an electromagnetic plane wave, the electric field is given by: Ē= E, cos(kz +wt) ĉ +0 ġ+02 a) Determine the direction of propagation of the electromagnetic wave. b) Find the magnitude and direction of the magnetic field for the given electromagnetic wave B. c) Calculate the Poynting vector associated with this electromagnetic wave. What direction does this vector point? Does this makes sense? d) If the amplitude of the magnetic field was measured to be 2.5 *...
At a particular point in time and space, an electromagnetic plane wave has an energy flux S = <0, 0, a> (a > 0) and an electric field in the +x direction. Find the magnitude and direction of its magnetic field. The answer should be in terms of a, the magnitude of the Poynting vector, c, the speed of light, and k, Coulomb's constant.
The electric field of an electromagnetic wave in vacuum is ] (,t) = 12.0 cos(x - m y + wt) Ê. a) Find the angular frequency. b) Find the magnetic field. c) Find the Intensity of the electromagnetic wave.
1. The electric field of an electromagnetic wave traveling through vacuum is the following: 5.90x1 : + a. Draw a qualitative sketch of this E function for t = 0. Add the B field as well to complete the EM wave. Be sure to label the axes. Don't worry about your drawing ability. b. What is the magnitude of the magnetic field B.? C. What is the wavelength of the EM wave? d. What is the frequency of the EM...
т The electric field of an electromagnetic wave in vacuum is Ē (ř,t) = 12.0 cos(x – y + wt) Ř. a) Find the angular frequency. b) Find the magnetic field. c) Find the Intensity of the electromagnetic wave.
8. The y-component of the electric field of an electromagnetic(EM) field traveling in the x-direction through vacuum obeys the equation E~ y(x, t) = (325 N/C) cos[(4500 m−1 )x − (1.35 × 1012 rad/s)t + 0.6]ˆj (a) What are the wavelength and frequency of the EM wave? (b) Write an equation for the magnetic field vector of the EM field. (c) What is the average Poynting vector? I need all parts of this question. Thanks!
1. An electromagnetic plane wave is propagating through space. Its electric field vector is given by E i Eo cos(kz- ot). Its magnetic field vector is: a) B=jBo cos(kz-t) b) B- kBo cos(ky-at) c) B-iB, cos(ky-) d) B- kBo cos(kz-o) 1 2. The velocity of an electromagnetic plane wave is: a) In the electric field direction b) In the magnetic field direction c) In a direction parallel to the electric and magnetic fields d) In a direction perpendicular to the...