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EE325-Fall 2009
Problem Set 11
Problem 1
Problem 12.23 in the textbook.
Problem 2
Problem 13.1 in the textbook.
Problem 3
Problem 13.3 in the textbook.
Problem 4
The plane
0
z
=
defines the boundary between air (
0
z
<
) and a dielectric material
(
0
z
>
) with
3,
1
r
r
ε
μ
=
=
. Let the electric field phasor of the incident plane wave be
15
1
ˆ
10
V/m
j
z
s
x
e
+
−
=
E
a
. Find
a)
the frequency
f
b)
the reflected wave
1
s
−
E
in air
c)
the transmitted wave
2
s
+
E
in the material
d)
the time averaged Poynting vector for the transmitted wave
2
+
<
>
S
e)
the percentage of the power reflected from the boundary
f)
the percentage of the power transmitted into the dielectric
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- Fall '08
- Brown
- Fundamental physics concepts, Transmission line, Standing wave, Dielectric
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