ASSIGNMENT 3
Textbook Assignment:
“Transmission Lines and Waveguides,” chapter 3, pages 3-1
through 3-32.
3-1.
A transmission line is designed
to perform which of the
following functions?
1.
Disperse energy in all
directions
2.
Detune a transmitter to
match the load
3.
Guide electrical energy
from point to point
4.
Replace the antenna in a
communications
system
3-2.
The conductance value of a
transmission line represents
which of the following values?
1.
2.
3.
4.
Expected value of current
flow through the insulation
Expected value of voltage
supplied by the transmitter
Value of the lump and
distributed constants of
the line divided by
impedance
Value of the lumped
constants of the line as
seen by the source and the
load
3-3.
Distributed constants in a
transmission line are
distributed in which of the
following ways?
1.
Between ground and any
single point on the line
2.
Along the length of the
line
3.
According to the thickness
of the line
4.
According to the cross-
sectional area of the line
3-4.
Leakage current in a two–wire
transmission line is the
current that flows through what
component?
1.
The resistor
2.
The inductor
3.
The insulator
3-5.
Conductance is the reciprocal
of what electrical property?
1.
Inductance
2.
Resistance
3.
Capacitance
4.
Reciprocity
3-6.
A transmission line that has
current flowing through it has
which of the following fields
about it?
1.
Electric only
2.
Magnetic only
3.
Both electric and magnetic
4.
Capacitive
3-7.
A measurement of the voltage to
current ratio (Ein/ Iout) at the
input end of a transmission
line is called the
1.
input–gain rate
2.
voltage–gain ratio
3.
output impedance
4.
input impedance
3-8.
The characteristic impedance
(2.) of a transmission line is
calculated by using which of
the following ratios?
1. Rsource to Rload of the line
2. Imax to Im i n at every point
along the line
3.
E to I at every point along
the line
4.
Ein to Eo u t of the line
4.
The conductor
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