4934281
Descrição
Quiz por Joseph Whilden J, atualizado more than 1 year ago
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Criado por Joseph Whilden J
aproximadamente 8 anos atrás
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Questão 1
Questão
Following repair actions, how do you check electrical equipment before testing?
Responda
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Visually
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Electrically
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Mechanically
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Operationally
Questão 2
Questão
Which technical order contains inspection and repair information that applies across all aircraft wiring systems?
Responda
-
1-1A-14
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1-11A-14
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14-1A-1
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11-1A-14
Questão 3
Questão
When do you use compressed air for cleaning electrical equipment
Responda
-
Only as the last resort
-
After using dry cleaner
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Only when oil is applied
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After using chemical cleaners
Questão 4
Questão
What is the maximum allowable pressure to use when cleaning electrical equipment with compressed air?
Responda
-
15 psi
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20 psi
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25 psi
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30 psi
Questão 5
Questão
To prevent chafing, the slack in a wiring harness between two support points normally should not exceed
Responda
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1/4 inch
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3/8 inch
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1/2 inch
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5/8 inch
Questão 6
Questão
What is the only real cure for wire chafing problems?
Responda
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Eliminating the need for fasteners
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following proper maintenance procedures
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Eliminating slack from all wiring harnesses
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Eliminating the use of crimped or spliced wires
Questão 7
Questão
Which method is not an acceptable way to prevent possible chaffing problems?
Responda
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Routing coaxial cables in the most direct way possible
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Routing wires or bundles parallel to the ribs of the aircraft
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Routing wires and bundles at right angles to the ribs of the aircraft
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Routing wires and bundles back on themselves and placing the folds inside the bundle
Questão 8
Questão
When installing aircraft wiring, you must ensure wires or wire bundles do not come within
Responda
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1/2 inch of the edge of the hole when routed through a bulkhead opening and when a suitable grommet and clam is installed
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1 inch of the edge of a hole when routed through a bulkhead opening and when a suitable grommet and clam is installed
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1/2 inch of the edge of a hole when routed through a bulkhead opening and when a suitable grommet and clamp is installed
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1/4 inch of the edge of a hole when routed through a bulkhead opening and when a suitable grommet and clamp is installed
Questão 9
Questão
Who initiates a one-time inspection if the sampled aircraft indicates a chafing problem or the detected chafing isn an operational safety hazard?
Responda
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Chief quality insurance inspector
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Maintenance group commander
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Production superintendent
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Squadron commander
Questão 10
Questão
A coaxial cable is protected on the outside by a
Responda
-
Braided sleeve
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metal braiding
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dielectric material
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tough outer jacket
Questão 11
Questão
What is a primary function of the dielectric in coaxial cables?
Responda
-
Providing a third highly insulated path for signals and low voltage current
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Proving a low ohmic value conductor between the center and outer conductors
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Maintaining a protective shield over the inner conductor to prevent transient radio frequency signal interference
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Maintaining the relative position of the inner conductor inside the outer conductor and therefore keeping the capacitance between the two at a constant value
Questão 12
Questão
Which standard defines implementation requirements of the aircraft/store electrical (fiber optic) Interconnection System (AEIS) in aircraft stores?
Responda
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MIL-STD-1760
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MIL-STD-1670
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MIL-STD-1060
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MIL-STD-760
Questão 13
Questão
When working with coaxial cable, you must never step on it, set anything heavy on it, or bend it sharply because doing so will
Responda
-
Begin a weak point for future chaffing to occur
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Cause a weak point for future corrosion to occur
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Cause a weak point for radio frequency intrusion
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Flatten the cable and change its electrical characteristics
Questão 14
Questão
When installing a connector on coaxial cable, you must use care in starting the braid clamp nut into a plug or jack body to prevent
Responda
-
Cross-threading
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Damage to the center pin
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Damage to the center socket
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Damage to the cable dielectric
Questão 15
Questão
Who should do electrical repairs?
Responda
-
Anyone
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Degreed personnel only
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Certified personnel only
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Qualified personnel only
Questão 16
Questão
As a general rule, when you are working on electrical items, they should have the power
Responda
-
Off for testing and on for maintenance
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On for testing only
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Off
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On
Questão 17
Questão
When performing measurements on energized circuits, meters should
Responda
-
Not be used
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Be held by a helper
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Not be held in your hand
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Be placed on the equipment tester
Questão 18
Questão
When voltage is applied to equipment being repaired, personnel must
Responda
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Remove all nonessential tools from the workbench
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Stay away from the workbench
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Keep all tools on hand next to the equipment being repaired
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Remove essential tools from the equipment being repaired
Questão 19
Questão
What must you do to a salvaged protective boot before you re-install it?
Responda
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Heat it to restore its pliability
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Clean it with a solvent and then heat it to restore its pliability
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Clean it with a solvent and then coat it with an adhesive when thoroughly dry
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Clean it with a solvent then let non-destructive inspection (NDI) personnel inspect it to verify its structural integrity
Questão 20
Questão
When shrinking a protective boot for wiring, work slowly from the
Responda
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Inside to the outside
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Connector to the braid end
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Braid end tot he connector
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Middle of the connector to either end
Questão 21
Questão
What is the only heat gun presently authorized around fueled aircraft?
Responda
-
Electrical motor driven heat guns
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Positive pressure, fully contained flame units
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Soldering gun mounted fan/heat pump
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Compressed air/nitrogen heat gun kit
Questão 22
Questão
What do you use to make a spot tie on silicone tape when repairing a wire braid?
Responda
-
Plastic pull-ties
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Dacron lacing tape
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Nylon lacing tape
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Waxed lacing string
Questão 23
Questão
The indicating band on the working end of the solderless connector insertion tool determines the
Responda
-
Correct gauge wire to use
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Proper size crimp to be made
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Correct depth to insert the tool
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Proper length to strip the insulation off the wire
Questão 24
Questão
You must never use pin insertion tools with burrs or sharp edges because they
Responda
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Can present the insulation of the wire attached to the pin you are trying to install
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Present a hazard to the operator possibly causing laceration tooth fingers or other parts of the hands
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Can cut through the grommet wire sealing webs and destroy the environment sealing capabilities of a connector
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Can scrape off the letter or number marking on the back of the connector making it more difficult to ensure correct pin insertion
Questão 25
Questão
Similar to contact insertion tools, extraction tools for solder less connectors are
Responda
-
Of solid construction
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For pin contacts only
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For socket contacts only
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Of different sizes for each contact
Questão 26
Questão
Chaffing is nothing more than some type of constant friction between wiring harnesses and electrical components or between wiring harnesses and the structure to which they are attached.
Responda
- True
- False
Questão 27
Questão
Interior chaffing of a wire is the most common form of chaffing
Responda
- True
- False
Questão 28
Questão
the wings weapons manager monitors and tracks instances of wire, harness, and metal lines/tube chaffing
Responda
- True
- False
Questão 29
Questão
You can interchange cables with different types of dielectric if they are of the same physical and electrical characteristics.
Responda
- True
- False
Questão 30
Questão
Coaxial cable consists of an inner (center) conductor separated rom the outer conducted, usually called a shield, by an insulating dielectric
Responda
- True
- False
Questão 31
Questão
You may split coaxial cable anytime you feel it is necessary to split it.
Responda
- True
- False
Questão 32
Questão
When is a safety observe required when applying voltage?
Responda
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When voltage is over 50 volts
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When voltage is under 50 volts
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When voltage is over 300 volts
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When voltage is under 300 volts
Questão 33
Questão
When installing crimp type contacts, you should fill all unused holes of a connector with unwired contacts and sealing plugs.
Responda
- True
- False
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