How did they get the values for E,Z and H? And why did they add the e exponential with -jkz?

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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How did they get the values for E,Z and H? And why did they add the e exponential with -jkz?
Air
Medium 1 (0,14)
Metal block
E-
Medium 2 (02,82.42)
H
E,
(Incident wave)
H
E.
(Transmitted wave)
H.
(Reflected wave)
:= 0
E, = incident electric field
H,= incident magnetic field
for medium 1.
E; = Epe-jkz
For medium 1, wave impedance is Zair
for medium 2, wave impedance is Zm
z =
Eiojkiz
H
Zair
Transcribed Image Text:Air Medium 1 (0,14) Metal block E- Medium 2 (02,82.42) H E, (Incident wave) H E. (Transmitted wave) H. (Reflected wave) := 0 E, = incident electric field H,= incident magnetic field for medium 1. E; = Epe-jkz For medium 1, wave impedance is Zair for medium 2, wave impedance is Zm z = Eiojkiz H Zair
E, = Eoe-jkz
%3D
H, = H1we¬ikrz
%3D
Incidence is normal, hence by boundary condition, at z=0,
Htan 1
Htan 2
H = H,
Eio-jkiz
Zair
E10 -jk2z
Zm
Transcribed Image Text:E, = Eoe-jkz %3D H, = H1we¬ikrz %3D Incidence is normal, hence by boundary condition, at z=0, Htan 1 Htan 2 H = H, Eio-jkiz Zair E10 -jk2z Zm
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