2432027
Descrição
Quiz por Breck Waggoner, atualizado more than 1 year ago
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Criado por Breck Waggoner
aproximadamente 9 anos atrás
|
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Questão 1
Questão
What structural areas allow maintenance to inspect or service aircraft components?
Responda
-
Nacelles
-
Windows
-
Doors
-
Plates and Skins
Questão 2
Questão
Which major structural area provides support for the engines?
Responda
-
Nacelles
-
Wings
-
Stabilizers
-
Fuselage
Questão 3
Questão
Which is not a major aircraft structural area?
Responda
-
Windows
-
Stabilizers
-
Wing Carry-Through
-
Fuselage
Questão 4
Questão
Which component guards against accidental firing of ejection seats?
Responda
-
Safety Pins
-
Stabilizers
-
Red Streamers
-
initiators
Questão 5
Questão
How do independent positioning determine subsystem function?
Responda
-
By recording radar data
-
By calculating aircraft velocity
-
Independent of inertial navigation
-
Independent of ground epuipment
Questão 6
Questão
which is not an avionics system?
Responda
-
built in test system
-
control and displays
-
central computing complex
-
navigation and weapon delivery
Questão 7
Questão
which is not part of an engine indicating system
Responda
-
oil quanity
-
water temperature
-
engine vibration
-
fuel flow
Questão 8
Questão
what is normally considered a minimum safe distance from the intake of an operating jet engine?
Responda
-
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
Questão 9
Questão
When approaching overheated aircraft wheels, always approach the wheel
Responda
-
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
Questão 10
Questão
initially what happens when RF energy is absorbed in the tissue of your body
Responda
-
heat is produced
-
nothing
-
your internal organs start to deteriorate
-
your heart beats irregulary
Questão 11
Questão
what is the minimum safe distance from an UHF antenna when the associated transmitter is radiating power?
Responda
-
1 foot
-
3 feet
-
5 feet
-
10 feet
Questão 12
Questão
the minimum safe distance from an HF antenna when the associated transmitter is radiating power is
Responda
-
1 foot
-
3 feet
-
5 feet
-
10 feet
Questão 13
Questão
which condition is usually not caused by an over exposure to noise?
Responda
-
hearing problems
-
fatigue
-
excessive energy
-
speech problems
Questão 14
Questão
the greatest noise levels around an operating jet aircraft engine is to rear of the engine through an angle of
Responda
-
45 degrees on either side
-
90 degrees on either side
-
60 degrees on either side
-
45 degrees on either side
Questão 15
Questão
which physical symptom is least likely to indicate a person is suffering from over exposure to noise?
Responda
-
unconsciousness
-
dizziness
-
vomiting
-
nausea
Questão 16
Questão
which is a condition that results from frequent exposure to small overdoses of noise
Responda
-
frequent nausea
-
permanent hearing loss
-
temporary weight gain
-
small overdoses have little to no effect
Questão 17
Questão
which is not an Air Force inspection concept
Responda
-
preflight
-
phased
-
isochronical
-
periodic
Questão 18
Questão
which units fall under the programmed depot maintenance inspection concept
Responda
-
All units regardless of majcom
-
ACC unit
-
AMC units
-
AFSOC units
Questão 19
Questão
which inspection is designed to detect defects that might have developed during ground operations of the aircraft
Responda
-
preflight
-
phase
-
end of runway
-
basic post flight
Questão 20
Questão
when is the thruflight inspection perfromed
Responda
-
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
Questão 21
Questão
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
Responda
-
minor
-
major
-
phase
-
periodic
Questão 22
Questão
when the HSC inspection becomes due during a long-range mission, it is completed at the base
Responda
-
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
Questão 23
Questão
which inspection includes a review of the forms for current status, a visual inspection of equipment for defects, and adequate servicing
Responda
-
special inspection
-
acceptance inspection
-
operator inspection
-
periodic inspection and scheduled lubrication
Questão 24
Questão
malfunctions documented on an AFTO form 244 are the responsibility of
Responda
-
aerospace ground equipment mechanics
-
avionics backshop personnel
-
flight line technicions
-
propulsion mechanics
Questão 25
Questão
Part V of the AFTO form 244 is used to document
Responda
-
maintenance/delayed discrepancies
-
non-scheduled inspections
-
item identifications
-
scheduled inspections
Questão 26
Questão
the AFTO form 781 series would not be used to document aircraft
Responda
-
flight records
-
configurations
-
component repair
-
inspections
Questão 27
Questão
except for battle damage, each discrepancy discovered is documented on AFTO form 781
Responda
-
B
-
K
-
L
-
A
Questão 28
Questão
at what point do you erase symbols you entered on the AFTO form 781A
Responda
-
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
Questão 29
Questão
who ensures the job control number (when assigned) is entered on the AFTO form 781 A
Responda
-
technicion
-
supervisor
-
crewchief
-
aircraft crew member
Questão 30
Questão
which information is required in the corrective action block of the AFTO form 781 A
Responda
-
description of the corrective action
-
TO reference
-
technicians signiture
-
supervisors signiture
Questão 31
Questão
who is responsible for the validity and legibility of all comsec required entries
Responda
-
crewchief
-
pro super
-
Comm/nav technician
-
aircrew
Questão 32
Questão
which AFTO form is used to document maintenance status and servicing information
Responda
-
781A
-
781B
-
781H
-
781J
Questão 33
Questão
which AFTO form is used to document aerospace vehicle time and engine data including operating time
Responda
-
781A
-
781J
-
781K
-
781L
Questão 34
Questão
Which AFTO form allows you to record essential inspection and delayed maintenance data
Responda
-
781A
-
781B
-
781K
-
781L
Questão 35
Questão
Block C of the AFTO form 781K is used to document
Responda
-
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
Questão 36
Questão
to "flag" a condition on an aircraft that could cause damage or injury of ignored, use
Responda
-
AFTO form 244
-
AFTO form 781K
-
AF form 1492
-
AF form 979
Questão 37
Questão
What portion of the tag is used to provide a "cross-check" with the aircraft forms and is inserted through the aircraft forms binder
Responda
-
the bottom portion
-
the top portion
-
neither
-
both
Questão 38
Questão
what helps to dissipate and lessen the effects of electronic discharge
Responda
-
Humid air
-
use of non conductive packaging material
-
use of proper insulating materials
-
dehumidified air
Questão 39
Questão
an example of an ESDS devise is a
Responda
-
diode
-
PROM
-
Transistor
-
MOSROM
Questão 40
Questão
what type of failure associated with ESD is the most difficult to detect
Responda
-
intermittent
-
erroneous signal
-
latent or delayed
-
total component
Questão 41
Questão
which is not a flight line precaution used to protect ESDS components?
Responda
-
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
Questão 42
Questão
when working on ESDS devices in the shop area, you must use
Responda
-
ungrounded floor mats
-
a grounded work bench
-
nonconductive antistatic mats
-
a grounded LRU
Questão 43
Questão
what type of ground do you need to provide for soldering irons in an ESD protected area
Responda
-
hard
-
shielded
-
floating
-
common
Questão 44
Questão
which action could pose a safety hazard to personnel in an ESD protected area
Responda
-
improper use of conductive bags
-
wearing of personal clothing
-
use of ionozers
-
improper use of conductive tote boxes
Questão 45
Questão
which type of cable carries RF power from one point to another with a known rate of loss
Responda
-
emp
-
coaxial
-
shielded
-
insulated
Questão 46
Questão
which is not a type of connector coupling
Responda
-
friction
-
bayonet
-
insertion
-
threaded
Questão 47
Questão
all of the following are rf connectors precautions except
Responda
-
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
Questão 48
Questão
twisting of the fiber optic cable during installation or maintenance results in
Responda
-
stretching of the glass fibers
-
greater elasticity of the glass fibers
-
reduced optical power transmission
-
good tension control preventing loose or uneven standing
Questão 49
Questão
what is not an advantage of fiber optic cables over wire cables?
Responda
-
cost
-
light weight
-
low attenuation
-
immunity to electromagnetic interference
Questão 50
Questão
optoelectric transducer detectors perform what functions in a fiber optic transmission
Responda
-
amplifies output circuit signals
-
converts electrical signal to light signals
-
converts optical energy to electrical energy
-
emit light when current is passed through them
Questão 51
Questão
utilizing exact dimensions for stripping wire ensures
Responda
-
connectors will mate properly
-
solder will adhere properly
-
RF will not be impeded
-
proper connections
Questão 52
Questão
flux is designed to
Responda
-
keep connections clean
-
bond electrical connection
-
ensure electrical conductivity
-
proper connections
Questão 53
Questão
proper care of an electric soldiering iron involves
Responda
-
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
Questão 54
Questão
which is not a type of solderless connector
Responda
-
splice
-
terminal lugs
-
connector splice
-
connector plug pins
Questão 55
Questão
what type of solderless connector permits easy and efficient connections to electrical equipment
Responda
-
splice
-
terminal lugs
-
connector splice
-
connector plug pins
Questão 56
Questão
one purpose of crimper positioner is to
Responda
-
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
Questão 57
Questão
the colored end of an insertion and extraction is used for contact
Responda
-
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
Questão 58
Questão
one way of pressure and moisture sealing the back of a connector is to use
Responda
-
silicone tape
-
silicone caulking
-
heat shrinkable tape
-
electrical wrapping tape
Questão 59
Questão
the MIL-STD that governs heat tool operation in a potentially explosive environment is
Responda
-
810
-
811
-
812
-
813
Questão 60
Questão
the heat and air pressure required for proper installation of heat shrink products is controlled by the
Responda
-
tool operater
-
air/nitrogen regualtor
-
temperature controller
-
tubular heating elements
Questão 61
Questão
as a flight line technician, you can repair up to
Responda
-
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
Questão 62
Questão
Before performing any type of wire repair, you must consult the procedures in TO
Responda
-
1-1A-14
-
1-1A-15
-
1-1A-16
-
1-1A-18
Questão 63
Questão
what precaution must you adhere to prior to heat shrink to a wire repair job
Responda
-
ensure proper lighting
-
inventory required tools
-
read all procedures in TO 1-!A -14
-
warnings concerning use of heat tools on aircraft
Questão 64
Questão
what is the purpose of prewaxing cotton or linen tape when used for wire bundling
Responda
-
prevents sliping
-
lessens tendencies to cut wire insulation
-
promotes moisture and fungus resistance
-
fulfills temperature requirements for tying materials
Questão 65
Questão
which of the following is not considered a general precaution when lacing or tying wire groups or bundles
Responda
-
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
Questão 66
Questão
the circuit used in an AM trasmitter to bring the oscillator frequency up to the designated frequency required for carrier wave operation is
Responda
-
a buffer amplifier
-
an audio amplifier
-
a power amplifier
-
a frequency multiplier
Questão 67
Questão
to achieve AM, what device is used to ensure the output signal contains frequencies not present in the input signals
Responda
-
linear amplifier
-
power amplifier
-
balanced amplifier
-
non-liner amplifier
Questão 68
Questão
the frequencies created by the heterodyning process in an AM transmitter modulator are the
Responda
-
different and original
-
sum and difference
-
sum and original
-
two originals
Questão 69
Questão
which is not a basic characteristic that can vary in a modulating wave or signal?
Responda
-
frequency
-
amplitude
-
phase
-
rate
Questão 70
Questão
in an FM signal, the amount of frequency modulation is controlled by the modulating signal's
Responda
-
frequency
-
amplitude
-
phase
-
rate
Questão 71
Questão
in an FM transmitter, the frequency of the oscillator is controlled by the
Responda
-
reactance modulator
-
power amplifier circuit
-
frequency multiplier circuit
-
frequency discriminator
Questão 72
Questão
in an FM transmitter, which circuit detects the output frequency changes and produce an automatic frequency control correction voltage?
Responda
-
filter
-
converter
-
modulator
-
discriminator
Questão 73
Questão
the low pass filter in the automatic frequency control circuitry of a FM transmitter prevents
Responda
-
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
Questão 74
Questão
which is not an advantage of single sideband over double sideband
Responda
-
power frequency
-
frequency stability
-
signal to noise ratio
-
spectrum conservation
Questão 75
Questão
in a single sideband transmitter, frequency stability is controlled by
Responda
-
the original carrier frequency
-
reinserted carrier frequencies
-
precision frequency standards
-
carefully controlled oscillators
Questão 76
Questão
in a single sideband transmitter, the balanced modulator's output consists of
Responda
-
the carrier, upper sideband, and lower sideband
-
the upper and lower sidebands
-
the lower sideband only
-
upper sideband only
Questão 77
Questão
the single sideband transmitter circuit that increases the power output without introducing distortion is the
Responda
-
balanced amplifier
-
power synthesizer
-
balanced modulator
-
liner power amplifier
Questão 78
Questão
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
Responda
-
sensitivity
-
reception
-
detection
-
selection
Questão 79
Questão
In a typical AM superheterodyne receiver, the process used to tune two or more circuits with a single control is called
Responda
-
slug tuning
-
ganged parallel
-
parallel tuning
-
staggered tuning
Questão 80
Questão
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
Responda
-
sum frequency
-
original frequency
-
sideband frequency
-
intermediate frequency
Questão 81
Questão
the purpose of the limiter circuit in an FM receiver is to
Responda
-
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
Questão 82
Questão
FM modulation signals provide much more realistic sound reproduction than AM signals because
Responda
-
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
Questão 83
Questão
the two advantages of using a single-sideband receiver over an AM receiver are the ability to place
Responda
-
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
Questão 84
Questão
the basic difference between the single sideband receiver and a conventional superheterodyne receiver is that the single-sideband receiver uses a
Responda
-
carrier reinsertion oscillator and special mixer circuits
-
special detector and carrier reinsertion oscillator
-
discriminator and local oscillator circuit
-
limiter and special mixer circuit
Questão 85
Questão
a major drawback in using a single sideband recierver over an amplitude modulated receiver is the
Responda
-
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
Questão 86
Questão
a receiver radio antenna receives radio frequency signals by
Responda
-
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
Questão 87
Questão
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
Responda
-
gain
-
arrays
-
efficiency
-
reciprocity
Questão 88
Questão
the radio frequency line that has uniform capacitance between the conductors throughout the length of the line is the
Responda
-
shielded pair
-
air coaxail line
-
parallel two wire
-
flexible coaxial line
Questão 89
Questão
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
Responda
-
traveling wave
-
standing wave
-
reflected wave
-
resultant wave
Questão 90
Questão
what type of radio frequency transmission line losses result from the skin effect?
Responda
-
copper losses
-
dielectric losses
-
radiation losses
-
induction losses
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