9.28 The electric field intensity of a spherical wave in free space is given by E...
9.31 The electric field intensity of a spherical wave in free space is given by 10 Find the corresponding magnetic field intensity H
9. The electric field of a wave is E = 100 cos(26 x 108t -- 3y)Ê V/m. Find (a) the relative permittivity of the medium, and (b) the wavelength. 10. In Spherical coordinates the spherical wave E =(100/r) (sin cos(at - Br)) , H =(0.265/r) (sin cos(at - Br)) • represents the electromagnetic field at large distances, r, from a certain dipole antenna an emitter) in free space. Find the average power crossing the hemispherical shell r = 1 km,...
In free space, the electric field ſ is the unit vector along y-axis. ce, the electric field intensity E = 20 cos (wt-50x) Î V/m. Calculate, (0) (iii) Displacement current density Oa). Magnetic Field intensity (7) Angular frequency (w). Assume Mo = 414 x 10-7 and Ep = 8.854 x 10-12 F/m. (10 marks)
The electric field of a uniform plane 7.11 propagating wave in free space is given by (V/m) E — (* + ј9)30е јл:/6 Specify the modulus and direction of the electric field intensity at the z 0 plane at t0, 5, and 10 ns 7.18 Dry sol is characterized by e 2.5, r = 1, and 104 (S/m) determine if dry soil may be considered a good conductor quasi-conductor, or a low-loss dielectric, and then calculate a В, А, мр,...
The electric field intensity of a uniform plane wave in a medium, σ=0, ε=ε0εr, μ=μ0 is: E= 12 sin(2pi x 10^7t - 3y)az V/m (a) Determine the polarization of the wave. (b) Find the frequency. (c ) Calculate εr. (d) Obtain the magnetic field intensity H.
The magnetic field intensity in all of space is given in terms of spherical coordinates: (1 point) The magnetic field intensity in all of space is given in terms of spherical coordinates: A/m. sin θ Use this knowledge in both parts below. (a) Find the current density (in spherical coordinates) at the point P, whose Cartesian coordinates are (z,ys) = (85,-15,-2). ANSWER: At P, J a+ ag+ ap A/m2 (b) Find the net current, I,flowing through the conical surface S...
3. The electric field of an elliptically polarized plane wave is given by E(z, t)- [-8 12 sin(wt-kz-5800+ ỹ Determine the following (A) The polarization angles (y,x) 32 cos(wt-kz)] (V/m) (B) The direction of rotation 3. The electric field of an elliptically polarized plane wave is given by E(z, t)- [-8 12 sin(wt-kz-5800+ ỹ Determine the following (A) The polarization angles (y,x) 32 cos(wt-kz)] (V/m) (B) The direction of rotation
Given the electric field phasor E-E) ρ-le-jkza, in cylindrical coordinates, where 1.4 , show that it represents an electromagnetic wave propagating in free space by using (a) Maxwell's equations, and (b) Helmholtz equation. (c) Find the magnetic field phasor H. 88 8-9 Given the electric field phasor E -(E.a, +jE a)e n free space, determine (a) propagation direction, (b) H, (c) & and (d) polarization state. 1th yeaeo circularly polarized waves. Given the electric field phasor E-E) ρ-le-jkza, in cylindrical...
The electric field intensity in free space is given by E=2xyz ax + 3xz ay + 4xy az V/m Calculate the amount of work necessary to move a 4 µC charge from (3, 1, -1) to (4, 3, -1) [distances in meters].
8. In a lossless Eq, λ and H. dielectric for which η,:20π, μ.-1,and E(z,t) 94πcos(wt +2z) a/m. Calculate 9. A plane wave in a lossless medium has H(z,t) 0.2 cos(ot-62)-y 2 sin(ot -6z) AV/m. Find a) The direction of wave propagating. b) εr and a. c) E(z,t). 10. The electric field component of an electromagnetic wave in free-space is given by E.z,t)Eocos(ay)sin wt -kx) V/rm (Hint: Use the identity 2 sin a cos b (sina+ b) +sin(a -b)) a) Find...