14-11.
Concerning a radiographic NDI
inspection, all EXCEPT which of
the following statements are
correct?
1.
It is one of the most
expensive
2.
It can be used on nonmetallic
materials
3.
It is the least sensitive
method of crack detection
4.
It should only be used on
items that are accessible or
favorably oriented
14-12.
If the whole body of a person is
exposed to a very large dose of
radiation,
what would most likely
be the result?
1.
Death
2.
Cancer
3.
Leukemia
4.
Skin damage
14-13.
Ultrasonic NDI inspection
information is displayed by what
means?
1.
Video tape
2.
Photographic film
3.
Cassette tape recorder
4.
Cathode–ray tube screen
14-14.
What ultrasonic NDI inspection
method projects a beam of
vibrations that travel along or
just below the surface of the
material?
1.
Immersion
2.
Angle beam
3.
Surface wave
4.
Straight beam
14-15.
What type of eddy current probe or
coil is used on plates, sheets, or
irregular-shaped parts?
1.
Inside probe
2.
Surface probe
3.
Encircling coil
4.
Bobbin-type coil
14-16.
The developer used in a dye
penetrant NDI inspection serves
what purpose?
1.
It neutralizes the dye
2.
It speeds the drying of the
penetrant
3.
It helps draw any trapped
penetrant from the
discontinuities
4.
It aids the penetrant in
filling any discontinuities
that are below the surface of
the material
14-17.
Training programs and testing
facilities for those personnel
desiring to qualify as aircraft
welders are available at which of
the following commands?
1.
NADOC
2.
NADEP
3.
NAESU
4.
NATTC
14-18.
The groups of metals for which
separate and distinct welding
certifications are required are
specified in what manual?
1.
NAVAIR 01-1A-11
2.
NAVAIR 01-1A-12
3.
NAVAIR 01-1A-16
4.
NAVAIR 01-1A-34
14-19.
In the oxyacetylene gas welding
process,
the welding torch is used
for which of the following
purposes?
1.
To provide a clamping device
for the gas tubes and rods
2.
To direct the flame against
the metal only
3.
To mix the gases in proper
proportions only
4.
To direct the flame against
the metal and mix the gases in
proper proportions
14-20.
Which of the following statements
pertaining to oxygen is NOT
correct?
1.
It is flammable
2.
It is colorless
3.
It is tasteless
4.
It is heavier than air
14-21.
On a single-stage oxygen
regulator, the outlet pressure
gauge provides what indication?
1.
The working pressure
2.
The mixing ratio of the gases
3.
The amount of oxygen in the
cylinder
4.
The amount of acetylene in the
cylinder
14-22.
When burned with oxygen, acetylene
produces a flame in what
temperature range?
1.
1,200 to 3,300°F
2.
2,850 to 4,500°F
3.
5,700 to 6,300°F
4.
6,150 to 7,500°F
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