Problem 9.5 Use the value of the inductance and capacitance of a pair of plane parallel conductors of separation a and width b to show that the characteristic impedance of such a waveguide is given by Zo where u and e are respectively the permeability and permittivity of the medium between the conductors.
Problem 9.5 Use the value of the inductance and capacitance of a pair of plane parallel conductors of separation a and width b to show that the characteristic impedance of such a waveguide is given by Zo where u and e are respectively the permeability and permittivity of the medium between the conductors.
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Please elaborate solution of problem 9.5
Transcribed Image Text:Problem 9.5
Use the value of the inductance and capacitance of a pair of plane parallel conductors of separation a
and width b to show that the characteristic impedance of such a waveguide is given by
Zo
where u and e are respectively the permeability and permittivity of the medium between the
conductors.
Transcribed Image Text:9.5
line integral B. dl
Current into
paper
В +
Current out of
раper
b
B. dl = µul :. B = µl /b
Closed circuit formed by connecting ends of line length I threaded by flux:
µulla
B =
b
.. inductance L per unit length = µ-
b
b
capacitance C per unit length = ɛ-
а
.. Z.
Vc
b V
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