ASSIGNMENT 5
Textbook Assignment:
“Antisubmarine Warfare,” chapter 4, pages 4-17 through 4-28.
5-1.
MAD equipment must be operated at
very low altitudes for which of the
following reasons?
1.
To place the detector as close
as possible to the anomaly
2.
To minimize noise caused by the
ionosphere
3.
To prevent high-voltage
arc-over in the detector
4.
To prevent detection by the
submarine’s radar
5-2.
MAD equipment must be capable of
detecting distortion of the earth’s
magnetic field at a rate of 1 part
in
1.
90,000
2.
80,000
3.
60,000
4.
40,000
IN ANSWERING QUESTIONS 5-3 THROUGH 5-5,
REFER TO FIGURE 4-23 IN THE TEXTBOOK.
5-3.
What does the zero reference line
represent in view C?
1.
2.
3.
4.
The points of the anomaly where
maximum concentration of the
earth’s field is located
The path traveled by the
aircraft in determining the
parameters of the anomaly
The intensity of the earth’s
field at a given latitude and
longitude after distortion by
ferrous metal mass
The intensity of the earth’s
field at a given latitude and
longitude under normal
conditions
a
5-4.
Position d of view A is represented
5-5.
What position in view A represents
where a peak minus intensity is
reached?
1. f
2. e
3. d
4. c
5-6.
Which of the following items
determines the stylus swing
magnitude in a MAD recorder?
1. Recorder calibration
2. Magnetometer alignment
3. Stronger signal at higher
altitude
4. Anomaly signal intensity
5-7.
With MAD equipment, what two major
categories of magnetic noise must
be compensated for?
1. Permanent magnetic and induced
magnetic noise
2. Maneuver and permanent magnetic
noise
3. Maneuver and direct current
circuit noise
4. Induced magnetic and direct
current circuit noise
5-8.
Aircraft maneuver noise may be
caused by which of the following
types of fields?
1.
Induced magnetic, permanent,
and eddy current
2.
Induced magnetic, permanent,
and direct current
3.
Induced magnetic, direct
current, and eddy current
4.
Permanent, direct current, and
eddy current
by what value on the anomaly record
shown in view C?
1.
0.4
2.
0.2
3.
0.1
4.
0.0
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