LESSON 3 EXERCISES
1.
The term used to express power loss in transmission lines is called:
a.
resistance.
c.
b.
d.
ohms.
2.
Line power loss calculations are expressed as:
a.
ohms.
c.
amps.
b.
watts.
d.
decibels.
3.
When field wire is "loaded" it usually increases the:
a.
talking range.
c.
b.
shunt loss.
d.
electrical length.
4.
Attenuation is the term used to express the loss of power that occurs in a network or transmission line. This loss
is attributed to:
a.
parallel resistance and shunt conductance.
b.
series resistance and shunt conductance.
c.
variations in power transfer.
d.
5.
The three main classes of transmission lines used in military telephone installations are:
a.
cables, field wire, and single conductor.
b.
field wire, single conductor, and open-wire lines.
c.
single conductor, open-wire lines, and cables.
d.
open-wire lines, cables, and field wire.
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