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Quiz von Breck Waggoner, aktualisiert more than 1 year ago
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Erstellt von Breck Waggoner
vor mehr als 9 Jahre
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Frage 1
Frage
What structural areas allow maintenance to inspect or service aircraft components?
Antworten
-
Nacelles
-
Windows
-
Doors
-
Plates and Skins
Frage 2
Frage
Which major structural area provides support for the engines?
Antworten
-
Nacelles
-
Wings
-
Stabilizers
-
Fuselage
Frage 3
Frage
Which is not a major aircraft structural area?
Antworten
-
Windows
-
Stabilizers
-
Wing Carry-Through
-
Fuselage
Frage 4
Frage
Which component guards against accidental firing of ejection seats?
Antworten
-
Safety Pins
-
Stabilizers
-
Red Streamers
-
initiators
Frage 5
Frage
How do independent positioning determine subsystem function?
Antworten
-
By recording radar data
-
By calculating aircraft velocity
-
Independent of inertial navigation
-
Independent of ground epuipment
Frage 6
Frage
which is not an avionics system?
Antworten
-
built in test system
-
control and displays
-
central computing complex
-
navigation and weapon delivery
Frage 7
Frage
which is not part of an engine indicating system
Antworten
-
oil quanity
-
water temperature
-
engine vibration
-
fuel flow
Frage 8
Frage
what is normally considered a minimum safe distance from the intake of an operating jet engine?
Antworten
-
25 feet to the front and sides
-
50 feet to the front and sides
-
50 feet to the front and 25 feet to the sides
-
25 feet to the front and 10 feet to the sides
Frage 9
Frage
When approaching overheated aircraft wheels, always approach the wheel
Antworten
-
from the side of the wheel
-
only after the blowout screen is installed
-
from the front of or behind the wheel
-
at a 45 degree angle to the wheel
Frage 10
Frage
initially what happens when RF energy is absorbed in the tissue of your body
Antworten
-
heat is produced
-
nothing
-
your internal organs start to deteriorate
-
your heart beats irregulary
Frage 11
Frage
what is the minimum safe distance from an UHF antenna when the associated transmitter is radiating power?
Antworten
-
1 foot
-
3 feet
-
5 feet
-
10 feet
Frage 12
Frage
the minimum safe distance from an HF antenna when the associated transmitter is radiating power is
Antworten
-
1 foot
-
3 feet
-
5 feet
-
10 feet
Frage 13
Frage
which condition is usually not caused by an over exposure to noise?
Antworten
-
hearing problems
-
fatigue
-
excessive energy
-
speech problems
Frage 14
Frage
the greatest noise levels around an operating jet aircraft engine is to rear of the engine through an angle of
Antworten
-
45 degrees on either side
-
90 degrees on either side
-
60 degrees on either side
-
45 degrees on either side
Frage 15
Frage
which physical symptom is least likely to indicate a person is suffering from over exposure to noise?
Antworten
-
unconsciousness
-
dizziness
-
vomiting
-
nausea
Frage 16
Frage
which is a condition that results from frequent exposure to small overdoses of noise
Antworten
-
frequent nausea
-
permanent hearing loss
-
temporary weight gain
-
small overdoses have little to no effect
Frage 17
Frage
which is not an Air Force inspection concept
Antworten
-
preflight
-
phased
-
isochronical
-
periodic
Frage 18
Frage
which units fall under the programmed depot maintenance inspection concept
Antworten
-
All units regardless of majcom
-
ACC unit
-
AMC units
-
AFSOC units
Frage 19
Frage
which inspection is designed to detect defects that might have developed during ground operations of the aircraft
Antworten
-
preflight
-
phase
-
end of runway
-
basic post flight
Frage 20
Frage
when is the thruflight inspection perfromed
Antworten
-
after the last flight of each day
-
before the aircraft goes on alert
-
prior to takeoffs at intermediate stops
-
after a specific number of flying hours has elapsed
Frage 21
Frage
which inspection is more extensive than the hourly postflight or basic postflight inspections and covers certain parts, areas, and systems of the aircraft that require less frequent inspections
Antworten
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minor
-
major
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phase
-
periodic
Frage 22
Frage
when the HSC inspection becomes due during a long-range mission, it is completed at the base
Antworten
-
to which the aircraft belongs
-
where the first intermediate stop is made
-
from which the mission is being performed
-
nearest the aircraft when the inspection becomes due
Frage 23
Frage
which inspection includes a review of the forms for current status, a visual inspection of equipment for defects, and adequate servicing
Antworten
-
special inspection
-
acceptance inspection
-
operator inspection
-
periodic inspection and scheduled lubrication
Frage 24
Frage
malfunctions documented on an AFTO form 244 are the responsibility of
Antworten
-
aerospace ground equipment mechanics
-
avionics backshop personnel
-
flight line technicions
-
propulsion mechanics
Frage 25
Frage
Part V of the AFTO form 244 is used to document
Antworten
-
maintenance/delayed discrepancies
-
non-scheduled inspections
-
item identifications
-
scheduled inspections
Frage 26
Frage
the AFTO form 781 series would not be used to document aircraft
Antworten
-
flight records
-
configurations
-
component repair
-
inspections
Frage 27
Frage
except for battle damage, each discrepancy discovered is documented on AFTO form 781
Antworten
-
B
-
K
-
L
-
A
Frage 28
Frage
at what point do you erase symbols you entered on the AFTO form 781A
Antworten
-
when you enter them in error
-
when you find them to be incorrect
-
when you must correct a discrepancy
-
never, even if you entered them in error
Frage 29
Frage
who ensures the job control number (when assigned) is entered on the AFTO form 781 A
Antworten
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technicion
-
supervisor
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crewchief
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aircraft crew member
Frage 30
Frage
which information is required in the corrective action block of the AFTO form 781 A
Antworten
-
description of the corrective action
-
TO reference
-
technicians signiture
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supervisors signiture
Frage 31
Frage
who is responsible for the validity and legibility of all comsec required entries
Antworten
-
crewchief
-
pro super
-
Comm/nav technician
-
aircrew
Frage 32
Frage
which AFTO form is used to document maintenance status and servicing information
Antworten
-
781A
-
781B
-
781H
-
781J
Frage 33
Frage
which AFTO form is used to document aerospace vehicle time and engine data including operating time
Antworten
-
781A
-
781J
-
781K
-
781L
Frage 34
Frage
Which AFTO form allows you to record essential inspection and delayed maintenance data
Antworten
-
781A
-
781B
-
781K
-
781L
Frage 35
Frage
Block C of the AFTO form 781K is used to document
Antworten
-
inspection items that require inspection/testing at a specified time/period
-
all immediate and urgent action TCTOs upon compliance
-
the status of depot maintenance
-
higher authority inspection
Frage 36
Frage
to "flag" a condition on an aircraft that could cause damage or injury of ignored, use
Antworten
-
AFTO form 244
-
AFTO form 781K
-
AF form 1492
-
AF form 979
Frage 37
Frage
What portion of the tag is used to provide a "cross-check" with the aircraft forms and is inserted through the aircraft forms binder
Antworten
-
the bottom portion
-
the top portion
-
neither
-
both
Frage 38
Frage
what helps to dissipate and lessen the effects of electronic discharge
Antworten
-
Humid air
-
use of non conductive packaging material
-
use of proper insulating materials
-
dehumidified air
Frage 39
Frage
an example of an ESDS devise is a
Antworten
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diode
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PROM
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Transistor
-
MOSROM
Frage 40
Frage
what type of failure associated with ESD is the most difficult to detect
Antworten
-
intermittent
-
erroneous signal
-
latent or delayed
-
total component
Frage 41
Frage
which is not a flight line precaution used to protect ESDS components?
Antworten
-
touching the ends of aircraft wiring to the LRU case prior to installation
-
touching the LRU case with your hand proir to removal from the aircraft
-
covering LRU connector plugs
-
using protective tote boxes
Frage 42
Frage
when working on ESDS devices in the shop area, you must use
Antworten
-
ungrounded floor mats
-
a grounded work bench
-
nonconductive antistatic mats
-
a grounded LRU
Frage 43
Frage
what type of ground do you need to provide for soldering irons in an ESD protected area
Antworten
-
hard
-
shielded
-
floating
-
common
Frage 44
Frage
which action could pose a safety hazard to personnel in an ESD protected area
Antworten
-
improper use of conductive bags
-
wearing of personal clothing
-
use of ionozers
-
improper use of conductive tote boxes
Frage 45
Frage
which type of cable carries RF power from one point to another with a known rate of loss
Antworten
-
emp
-
coaxial
-
shielded
-
insulated
Frage 46
Frage
which is not a type of connector coupling
Antworten
-
friction
-
bayonet
-
insertion
-
threaded
Frage 47
Frage
all of the following are rf connectors precautions except
Antworten
-
never step on the cable
-
ensure a good grip when using pliers
-
ensure you solder double shielded cables together
-
ensure you do not exceed the bend radius of the cable
Frage 48
Frage
twisting of the fiber optic cable during installation or maintenance results in
Antworten
-
stretching of the glass fibers
-
greater elasticity of the glass fibers
-
reduced optical power transmission
-
good tension control preventing loose or uneven standing
Frage 49
Frage
what is not an advantage of fiber optic cables over wire cables?
Antworten
-
cost
-
light weight
-
low attenuation
-
immunity to electromagnetic interference
Frage 50
Frage
optoelectric transducer detectors perform what functions in a fiber optic transmission
Antworten
-
amplifies output circuit signals
-
converts electrical signal to light signals
-
converts optical energy to electrical energy
-
emit light when current is passed through them
Frage 51
Frage
utilizing exact dimensions for stripping wire ensures
Antworten
-
connectors will mate properly
-
solder will adhere properly
-
RF will not be impeded
-
proper connections
Frage 52
Frage
flux is designed to
Antworten
-
keep connections clean
-
bond electrical connection
-
ensure electrical conductivity
-
proper connections
Frage 53
Frage
proper care of an electric soldiering iron involves
Antworten
-
cooling the iron by dipping it in water
-
jerking the iron to remove excess solder
-
tapping an iron on a table to remove excess solder
-
keeping iron in a proper holder when you are not using it
Frage 54
Frage
which is not a type of solderless connector
Antworten
-
splice
-
terminal lugs
-
connector splice
-
connector plug pins
Frage 55
Frage
what type of solderless connector permits easy and efficient connections to electrical equipment
Antworten
-
splice
-
terminal lugs
-
connector splice
-
connector plug pins
Frage 56
Frage
one purpose of crimper positioner is to
Antworten
-
align crimper handles to pin contact
-
put pin contacts in the proper position
-
put the turret head in line with pin contact
-
adjust the pressure applied to the connector pins
Frage 57
Frage
the colored end of an insertion and extraction is used for contact
Antworten
-
insertion into a rear release connector plug
-
extraction from a rear release connector plug
-
insertion into a front release connector plug
-
extraction from a front release connector plug
Frage 58
Frage
one way of pressure and moisture sealing the back of a connector is to use
Antworten
-
silicone tape
-
silicone caulking
-
heat shrinkable tape
-
electrical wrapping tape
Frage 59
Frage
the MIL-STD that governs heat tool operation in a potentially explosive environment is
Antworten
-
810
-
811
-
812
-
813
Frage 60
Frage
the heat and air pressure required for proper installation of heat shrink products is controlled by the
Antworten
-
tool operater
-
air/nitrogen regualtor
-
temperature controller
-
tubular heating elements
Frage 61
Frage
as a flight line technician, you can repair up to
Antworten
-
20% of the inner shield circumference of an EMP hardened cable
-
20% of the outer shield circumference of an EMP hardened cable
-
25% of the inner shield circumference of an EMP hardened cable
-
25% of the outer shield circumference of an EMP hardened cable
Frage 62
Frage
Before performing any type of wire repair, you must consult the procedures in TO
Antworten
-
1-1A-14
-
1-1A-15
-
1-1A-16
-
1-1A-18
Frage 63
Frage
what precaution must you adhere to prior to heat shrink to a wire repair job
Antworten
-
ensure proper lighting
-
inventory required tools
-
read all procedures in TO 1-!A -14
-
warnings concerning use of heat tools on aircraft
Frage 64
Frage
what is the purpose of prewaxing cotton or linen tape when used for wire bundling
Antworten
-
prevents sliping
-
lessens tendencies to cut wire insulation
-
promotes moisture and fungus resistance
-
fulfills temperature requirements for tying materials
Frage 65
Frage
which of the following is not considered a general precaution when lacing or tying wire groups or bundles
Antworten
-
lace or tie bundles tightly enough to prevent slipping
-
tie all wire groups or bundles 12in or less apart
-
do not use ties on any part of a wire group or bundles that is located inside a conduit
-
when tying wire bundles behind connectors, start ties far enough back from the connector to avoid playing (spreading) of contacts
Frage 66
Frage
the circuit used in an AM trasmitter to bring the oscillator frequency up to the designated frequency required for carrier wave operation is
Antworten
-
a buffer amplifier
-
an audio amplifier
-
a power amplifier
-
a frequency multiplier
Frage 67
Frage
to achieve AM, what device is used to ensure the output signal contains frequencies not present in the input signals
Antworten
-
linear amplifier
-
power amplifier
-
balanced amplifier
-
non-liner amplifier
Frage 68
Frage
the frequencies created by the heterodyning process in an AM transmitter modulator are the
Antworten
-
different and original
-
sum and difference
-
sum and original
-
two originals
Frage 69
Frage
which is not a basic characteristic that can vary in a modulating wave or signal?
Antworten
-
frequency
-
amplitude
-
phase
-
rate
Frage 70
Frage
in an FM signal, the amount of frequency modulation is controlled by the modulating signal's
Antworten
-
frequency
-
amplitude
-
phase
-
rate
Frage 71
Frage
in an FM transmitter, the frequency of the oscillator is controlled by the
Antworten
-
reactance modulator
-
power amplifier circuit
-
frequency multiplier circuit
-
frequency discriminator
Frage 72
Frage
in an FM transmitter, which circuit detects the output frequency changes and produce an automatic frequency control correction voltage?
Antworten
-
filter
-
converter
-
modulator
-
discriminator
Frage 73
Frage
the low pass filter in the automatic frequency control circuitry of a FM transmitter prevents
Antworten
-
the lower sideband from being transmitted
-
correction voltage changes caused by the modulation signals
-
carrier frequency feedback from tuning the reactance modulator
-
the audio signal from the audio amplifier from tuning the reactance modulator
Frage 74
Frage
which is not an advantage of single sideband over double sideband
Antworten
-
power frequency
-
frequency stability
-
signal to noise ratio
-
spectrum conservation
Frage 75
Frage
in a single sideband transmitter, frequency stability is controlled by
Antworten
-
the original carrier frequency
-
reinserted carrier frequencies
-
precision frequency standards
-
carefully controlled oscillators
Frage 76
Frage
in a single sideband transmitter, the balanced modulator's output consists of
Antworten
-
the carrier, upper sideband, and lower sideband
-
the upper and lower sidebands
-
the lower sideband only
-
upper sideband only
Frage 77
Frage
the single sideband transmitter circuit that increases the power output without introducing distortion is the
Antworten
-
balanced amplifier
-
power synthesizer
-
balanced modulator
-
liner power amplifier
Frage 78
Frage
the ability of a radio receiver to select a particular station frequency from all other station frequencies that appear at the receiver antenna is called
Antworten
-
sensitivity
-
reception
-
detection
-
selection
Frage 79
Frage
In a typical AM superheterodyne receiver, the process used to tune two or more circuits with a single control is called
Antworten
-
slug tuning
-
ganged parallel
-
parallel tuning
-
staggered tuning
Frage 80
Frage
in a typical AM superheterodyne receiver, the heterodyning process produces four frequencies; they are the two basic input frequencies, there sum, and their difference frequency is known as the
Antworten
-
sum frequency
-
original frequency
-
sideband frequency
-
intermediate frequency
Frage 81
Frage
the purpose of the limiter circuit in an FM receiver is to
Antworten
-
add amplitude variations to the intermediate frequency signal
-
remove amplitude variations from the intermediate frequency signal
-
remove frequency variations from the intermediate frequency signal
-
rectify the audio frequency signal from the intermediate frequency section
Frage 82
Frage
FM modulation signals provide much more realistic sound reproduction than AM signals because
Antworten
-
FM uses a lower frequency range
-
amplitude modulation of the carrier increases
-
of an increase in the number of sidebands
-
of a decrease in the number of sidebands
Frage 83
Frage
the two advantages of using a single-sideband receiver over an AM receiver are the ability to place
Antworten
-
more signals in a small portion of the frequency spectrum and a narrower receiver band pass
-
more signals in a small portion of the frequency spectrum and a wider receiver band pass
-
fewer signals in a small portion of the frequency spectrum and a narrower receiver bandpass
-
fewer signals in a small portion of the frequency spectrum and a wider receiver bandpass
Frage 84
Frage
the basic difference between the single sideband receiver and a conventional superheterodyne receiver is that the single-sideband receiver uses a
Antworten
-
carrier reinsertion oscillator and special mixer circuits
-
special detector and carrier reinsertion oscillator
-
discriminator and local oscillator circuit
-
limiter and special mixer circuit
Frage 85
Frage
a major drawback in using a single sideband recierver over an amplitude modulated receiver is the
Antworten
-
need for critical frequency stability
-
single-sideband receiver has a narrow bandpass
-
amplitude modulated receiver requires only one oscillator circuit
-
weak signals are easy to detect in the amplitude modulated receiver
Frage 86
Frage
a receiver radio antenna receives radio frequency signals by
Antworten
-
accepting and amplifying the minute current
-
removing the radion frequency carrier wave
-
converting energy to magnetic and electrical fields of force
-
electromagnetic fields impressing a voltage across the antenna thus causing current to flow
Frage 87
Frage
the ratio of the maximum radiation intensity of a given directional radio antenna to the radiation intensity of a non directional radio antenna using the same power input is known as antenna
Antworten
-
gain
-
arrays
-
efficiency
-
reciprocity
Frage 88
Frage
the radio frequency line that has uniform capacitance between the conductors throughout the length of the line is the
Antworten
-
shielded pair
-
air coaxail line
-
parallel two wire
-
flexible coaxial line
Frage 89
Frage
when the impedance of a radio frequency transmission line and load do not match, the reflected wave and the applied wave are on the line at the same time are creating a
Antworten
-
traveling wave
-
standing wave
-
reflected wave
-
resultant wave
Frage 90
Frage
what type of radio frequency transmission line losses result from the skin effect?
Antworten
-
copper losses
-
dielectric losses
-
radiation losses
-
induction losses
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