Fundamentals of Electromagnetics with Engineering Applications
1st Edition
ISBN: 9780470105757
Author: Stuart M. Wentworth
Publisher: Wiley, John & Sons, Incorporated
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Chapter 5, Problem 5.3P
A wave with
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1)Find the skin depth of an electromagnetic wave which is incident from air to a conductor
and the frequency of the wave was 50 Hz with a permeability of 4.55*10-2.The conductivity in
the conductor is given as 2.22.
Select one:
a.0
b. 0.15
c. 0.35
d. 0.25
Electromagnetic wave is travelling through a dielectric medium of relative permittivity of 4.5 and relative permeability 2. What will be the speed of the wave through this medium?
Problem 6. In what situations are the group and phase velocities equal for an
electromagnetic wave?
Chapter 5 Solutions
Fundamentals of Electromagnetics with Engineering Applications
Ch. 5 - Starting with Maxwells equations for simple,...Ch. 5 - Derive (5.10) by starting with the phasor point...Ch. 5 - A wave with =6.0cm in air is incident on a...Ch. 5 - Suppose Hs(z)=Hys(z)ay. Start with (5.14) and...Ch. 5 - Given =1.0105S/m,r=2.0,r=50., and f=10.MHz, find...Ch. 5 - In some material, the constitutive parameters are...Ch. 5 - Prob. 5.7PCh. 5 - Prob. 5.8PCh. 5 - Prob. 5.9PCh. 5 - A 100-MHz wave in free space propagates in the y...
Ch. 5 - In a lossless, nonmagnetic material with...Ch. 5 - Given E=120cos(6106t0.080y)azV/m and...Ch. 5 - Work through the algebra to derive the and...Ch. 5 - Prob. 5.15PCh. 5 - In a medium with properties =0.00964S/m,r=1.0, and...Ch. 5 - Make a pair of plots similar to Figure 5.4 for the...Ch. 5 - Starting with (5.13), show that = for a good...Ch. 5 - Prob. 5.19PCh. 5 - Calculate the skin depth at 1.00 GHz for (a)...Ch. 5 - Prob. 5.21PCh. 5 - Prob. 5.22PCh. 5 - In a nonmagnetic material,...Ch. 5 - Prob. 5.24PCh. 5 - Prob. 5.25PCh. 5 - In air, H(z,t)=12.cos(106tz+/6)axA/m. Determine...Ch. 5 - A 600-MHz uniform plane wave incident in the z...Ch. 5 - Prob. 5.28PCh. 5 - Prob. 5.29PCh. 5 - Prob. 5.30PCh. 5 - Prob. 5.31PCh. 5 - Prob. 5.32PCh. 5 - Prob. 5.33PCh. 5 - Prob. 5.34PCh. 5 - For a general elliptical polarization represented...Ch. 5 - Prob. 5.36PCh. 5 - Prob. 5.37PCh. 5 - Suppose medium 1(z0) is air and medium 2(z0) has...Ch. 5 - Suppose a UPW in air carrying an average power...Ch. 5 - Prob. 5.40PCh. 5 - Prob. 5.41PCh. 5 - Prob. 5.42PCh. 5 - Prob. 5.43PCh. 5 - Prob. 5.44PCh. 5 - Prob. 5.45PCh. 5 - A wave specified by Ei=100.cos(107t1z)axV/m is...Ch. 5 - A wave specified by Ei=12cos(2107t1z+/4)axV/m is...Ch. 5 - Prob. 5.48PCh. 5 - Prob. 5.49PCh. 5 - A randomly polarized UPW at 200 MHz is incident at...
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- Electromagnetic wave is travelling through a dielectric medium with relative permittivity of 4 and relative permeability of 2.5. what will be the velocity of electromagnetic wave in that medium?arrow_forwardIn a lossless medium Select one or more: a. The amplitude of the wave depends on the location O b. The wave does not subside as it moves forward c. Conductivity of the medium o = 0 Od. The permittivity and permeability of the medium are complexarrow_forwardElectromagnetic wave is propagating through a dielectric medium with relative permeability of 2.5 and relative permittivity of 12. What will be the velocity of the electromagnetic wave?arrow_forward
- 8. A nonmagnetic medium has an intrinsic impedance 240e³/6. Find its complex permittivity.arrow_forwardGive a sinosidal equation 1 2 3 4 and 5 in 3D plane wavearrow_forwardQ5 a) A fiber has the following characteristics: n1 = 1.45 (core index) and A=2%. Find the N.A and the acceptance angle.arrow_forward
- I need help to solve this Explain the concept of wave propagation in a good conducting medium and hence derive the following parameters:i. Attenuation and phase constantii. Skin depthiii. Wave velocity and iv. Wave Impedancearrow_forwardProblem 2. The general wave equation for the electric field E: a²Ē 1 aj = - Using the same approach, derive an equivalent equation for the magnetic field intensity vector H.arrow_forwardA 2 V signal is incident to the interface from a 75 Ohm region propagating to a 50 Ohm impedance region. What is the reflection coefficient? What is value of the incident, reflected and transmitted wave? What voltage would you measure on either side of the interface right after the signal goes through the interface.arrow_forward
- for non magnetic material having relative permeability of 2.25 sigma= 10^-4 S/m. find loss tangent, attenuation constant, phase constant, and intrinsic impedance for a wave having a frequency of 2.5MHz. assume material to be a good dielectric.arrow_forwardDetermine the relationship between Coulomb’s Law and Gauss Law and explain it briefly.arrow_forwardThe magnetic field of a wave propagating through a certain nonmagnetic material in the negative z direction has an amplitude of 45mAlm and a frequency of 10Š Hz. If the wave is polarized on the positive x direction and the phase velocity of the wave is 10 m/s. Assume the initial phase is 30°. Find the relative permittivity of the material. Select one: O a. The relative permittivity of the material = 1 O b. The relative permittivity of the material = V3 O c. The relative permittivity of the material = 0 O d. The relative permittivity of the material = 3 O e. The relative permittivity of the material = 9 %3Darrow_forward
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