7.28 In a nonmagnetic, lossy, dielectric medium, a 300 MHz plane wave is characterized by the magnetic field phasor H = (x – j42)e2y e-j9y -2ye-j9y (A/m). %3D Obtain time-domain expressions for the electric and magnetic field vectors.
7.28 In a nonmagnetic, lossy, dielectric medium, a 300 MHz plane wave is characterized by the magnetic field phasor H = (x – j42)e2y e-j9y -2ye-j9y (A/m). %3D Obtain time-domain expressions for the electric and magnetic field vectors.
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Hey can you solve 7:28 and sketch a graph of the wave thank you
Transcribed Image Text:H = ŷ 60e
-10z cos(27 x 10°f
12z)
(mA/m).
%3D
7.34
is characterized
A wave t
Obtain the corresponding expression for E.
7.27 At 2 GHz, the conductivity of meat is on the order of
1 (S/m). When a material is placed inside a microwave oven
and the field is activated, the presence of the electromagnetic
fields in the conducting material causes energy dissipation in
the material in the form of heat.
E = [
Determine the
(a) Develop an expression for the time-average power per
mm dissipated in a material of conductivity o if the peak
electric field in the material is Eo.
density carries
7.35 The e
traveling dow
(b) Evaluate the result for an electric field Eo = 4x 10 (V/m).
Section 7-5: Current Flow in Conductors
7.28 In a nonmagnetic, lossy, dielectric medium, a 300 MHz
plane wave is characterized by the magnetic field phasor
where 2 is
surface. If o
(a) Obtain
(b) Detern
H = ( - j42)e
e-2ye-j9y
(A/m).
Obtain time-domain expressions for the electric and magnetic
field vectors.
(c) Deterr
reduce
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