8-18 A nonmagnetic dielectric supports an electromagnetic plane wave of a 20.32[Np/m] and B 38.85[rad/m] at a frequency f 1IGHz] Find (a) loss tangent, (b) dielectric constant, and (c) intrinsic...
8-16 Two nonmagnetic dielectrics( μ: 1 ) have the same dielectric constant( ε.-2.25 ), but different conductivities( σ-O and G-50 [S/m). If a wave of a frequency 100 MHz) propagates in each dielectric, compare the values of (a) β, (b) λ, and (c) up of the two waves. An electromagnetic plane wave propagating in a nonmagnetic dielectric has the instantaneous electric and magnetic field intensities given as 8-17 (z.t)- a,967.le" cos(1.5x10°t-Bz) and 'W(z, t) = ay 10e-az cos(1.5x10°t-Bz-0.7194) Determine (a)...
A uniform plane wave in a lossy nonmagnetic medium of dielectric constant &2.3 is described by 0s t-3.40a, v/m. E(z,t)-1 0e-02: cos(9% 108 t _ 3. 4z)a, +24e cos(9x1 (a) (b) (c) Calculate the intrinsic impedance n. (3 marks) Determine H(z,t). (1 marks) Find the displacement current density Ja (3 marks)
Electromagnetic plane waves in a lossy medium field of an electromagnetic plane wave traveling in a lossy medium can be written as 6. The where z is the distance, t is time, and f the frequency. For f 1 GHz, it is found by measurement that the amplitude of the electric field is attenuated by a factor of 3 after the wave travels 100 m (ie, to 130f the amplitude at z = 0 when it arrives at z-100 m)....
Problem 6. Electromagnetic plane waves in a lossy medium The electric field of an electromagnetic plane wave traveling in a lossy medium can be written as where z is the distance, t is time, and fthe frequency. For f 1 GHz, it is found by measurement that the amplitude of the electric field is attenuated by a factor of 3 after the wave travels 100 m (i.e., to 1/3 of the amplitude at z-0 when it arrives at z- 100...
AUSerican niversity af Shacia 3 Example 10.2 A lossy dielectric has an intrinsic impedance 200230A at a particular radian frequency w. If, at that frequency, the plane wave propagating through the dielectric has the magnetic field component 2 Find E and α. Please check notes for answers. AUSerican niversity af Shacia 3 Example 10.2 A lossy dielectric has an intrinsic impedance 200230A at a particular radian frequency w. If, at that frequency, the plane wave propagating through the dielectric has...
blem 6. Electromagnetic plane waves in a lossy medium tric field of an electromagnetic plane wave traveling in a lossy medium can be written as The where z is the distance, t is time, and fthe frequency. Forf- 1 GHz, it is found by measurement that the amplitude of the electric field is attenuated by a factor of 3 after the wave travels 100 m (ie, to 1/3 of the amplitude at: 0 when it arrives at : -100 m)....
3.A uniform electromagnetic plane wave is normally incident from the air region ( medium #1 with+ η = η。= 120π ) upon the planar interface separating air from a lossy dielectric medium (medium #2 with intrinsic impedance 20π + jlOr ). The incident plane wave in air has a phasor electric field given by E(x)-le, x<0 Find: (a) the frequency f (Hertz) (b) the magnitude and the phase of the reflected phasor electric field E as a function of coordinates...
Consider the following expression corresponding to the phasor representation of the electric field of a electromagnetic plane wave propagating througlh a low loss dielectric ("good dielectrie") with e, 4: E -(&-) - iv22) e-(0.01+ (=+y V/m Determine: a) The direction of propagation of the wave. b) The frequency. e The velocity of propagation. 2 d) The loss tangent of the dielectric. e) The type of polarization and the sense of rotation (if proceeds). Make a two-dimensional plot with the figure...
2A uniform electromagnetic plane wave is normally incident norm the air region (medium #1 with intrinsic medium (medium #2 with intrinsic k,- and wavenumber k ) upon the planar interface separating air from a lossy dielectric impedance 'h-%(I + J) and wavenumber (1-)).The incident plane wave in air has a phasor electric field given by 2. Find (leave all answers in terms ofm: (a) value of the wavenumber in air, ko (b) attenuation constant α and phase constant β (c)...
A uniform plane wave with frequency 2 GHz propagates in non-magnetic material with &,-3 and σ 0.1 S /m. (a) Determine the loss tangent of the material. (b) The propagation constant (phase constant) and the attenuation constant. (c) What is the materials wave impedance (intrinsic impedance) (d)The wavelength, phase velocity, and the skin depth (e) If the E-field amplitude at z-0 is 20V/m, what will be the E-field amplitude after propagation a distance of 1.5 m? (f) What is the...