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367 Cards in this Set
- Front
- Back
|
What is the maximum nitrogen output pressure of the A/U26U-4 nitrogen-servicing cart? |
3,000 psi |
|
|
The storage tank on the TMU-70 can hold a maximum of how many gallons of LOX?
|
50 gallons |
|
|
What type of transfer system is incorporated on the TMU-70?
|
closed-loop
|
|
|
What parts are installed on a vehicle frame to provide additional strength at the point where the frame members are joined together?
|
Cross members
|
|
|
What is the preferred method of installing new members in a vehicle frame when replacement is required?
|
Oxyacetylene welding
|
|
|
The axle in a vehicle that transmits power from the transmission to the driving wheels is known as what type of axle?
|
A live axel
|
|
|
On a vehicle that uses coil springs in the suspension system, you can reduce pitching by taking which of the following actions?
|
By adding shock absorbers
|
|
|
What component(s) are added between the springs and the frame to eliminate squeaking?
|
Shock absorbers
|
|
|
Why are rubber mountings used for fastening shock absorbers to the frame and axle of a vehicle?
|
To provide controlled flexing of the springs
|
|
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What is the major difference between the two types of power steering systems?
|
The manner in which the power steering pump is connected to the engine
|
|
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In a steering system, what is the purpose of the tie rod?
|
To keep the front wheels in proper alignment
|
|
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The ratio between the number of turns of the steering wheel and the number of degrees of movement of the pitman arm is the function of what component?
|
The sector gear only
|
|
|
Excessive play in a strong system is caused by which of the following conditions?
|
Low air pressure in the tires
|
|
|
Pivot inclination, caster, camber, toe-in and toe-out refer to which of the following terms?
|
Front-end geometry
|
|
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Pivot inclination is a term referring to what position of the kingpin?
|
The number of degrees it is tilted from vertical towards the center of the vehicle
|
|
|
Positive caster is achieved when the knuckle pivots are tilted in what direction?
|
To the front of the vehicle
|
|
|
In a vehicle steering system, how is camber obtained?
|
By tilting the spindles slightly upward on the steering knuckle
|
|
|
You should check which of the following items to ensure proper operation when you servicing a vehicle with power steering?
|
The drive beltThe hoses and fittingsThe fluid level
|
|
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To correct toe-in of a vehicle, you must adjust what component(s)?
|
The steering arm knuckle
|
|
|
If low weight is the major factor, which of the following materials should be used as a conductor?
|
Copper
|
|
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What material is MOST widely used as a conductor in electrical equipment?
|
Copper
|
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Resistance of a conductor will increase with which of the following changes to the cross-sectional area and length of the conductor?
|
Cross-sectional area is decreased, length is decreased
|
|
|
A material whose resistance decreases as the temperature increases has what temperature coefficient?
|
Negative
|
|
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A material whose resistance remains constant as the temperature increases has what temperature coefficient?
|
Neutral
|
|
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Resistance bears which, if any, of the following relationships to conductance?
|
A direct relationship
|
|
|
Which of the following electronic devices operates by virtue of the movement of electrons within a solid piece of semiconductor material?
|
TransistorJunction diodeSolid-state device
|
|
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Which of the following electronic devices is a minute piece of semiconductor material that can produce complete electronic circuit functions?
|
Integrated circuit
|
|
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Which of the following terms is used for the decrease in resistance as the temperature of the semiconductor increases?
|
Negative temperature coefficient
|
|
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In addition to rectifying properties, selenium has the property of being light sensitive. How is selenium's resistance affected by light?
|
It increases with an increase in light intensity
|
|
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One of the most sensitive elements of semiconductor materials is galena. Galena is a crystalline form of what material?
|
Bismuth
|
|
|
What significant discovery caused a breakthrough in the development of semiconductor devices?
|
The junction diode
|
|
|
Which of the following devices is frequently used to regulate power supply voltages at precise levels?
|
Zener diode
|
|
|
Which of the following solid-state devices has both gain and fast-switching capabilities?
|
Junction diode
|
|
|
One of the prime dangers to the semiconductor diode is heat. Excessive current generated by heat which eventually destroys a diode is called ________________.
|
thermal runaway
|
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|
When replacing a diode in a circuit, which of the following safety precautions should you observe in removing the diode from the circuit?
|
Do not: Pry the diode from the circuit Use excessive heat to remove the diode Remove the diode from the circuit while voltage is applied
|
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|
As you make a front-to-back ratio check of a diode with an ohmmeter, your first measurement (forward) is a low resistance reading, and your second measurement (reverse) is also a low reading. What should be your evaluation of the diode?
|
It is good
|
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What are normally the front-to-back ratio of (a) a power rectifier and (b) a signal diode?
|
(a) 300:1 (b) 10:1
|
|
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What test is best when checking a diode?
|
A forward and reverse resistance check with an ohmmeter
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What series of OPNAV instructions provides detailed instructions on a wide range of safety concerns?
|
5100
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|
Which of the following types of capacitors are referred to as self-healing?
|
Oil
|
|
|
A substance that cannot be reduced to a simpler form by chemical means is called a/an __________.
|
element
|
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For which of the following purposes is a cathode-ray oscilloscope used?
|
To visually analyze waveforms
|
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|
What term applies to the difference between the speed of the rotating stator field and the rotor speed?
|
Slip
|
|
|
What term is used to indicate current gain in a common-collector configuration?
|
Gamma
|
|
|
The ability of a material to retain magnetism is called ____________.
|
reluctance
|
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In a schematic diagram of a PN junction diode, which of the following symbols represents the cathode (N-type material)?
|
The vertical bar
|
|
|
Why is the Zener diode an ideal voltage regulator?
|
The voltage across the diode remains almost constant after breakdown
|
|
|
Restorative work performed on a item of support equipment is considered what type(s) of work?
|
Rework and upkeep maintenance
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|
The left-hand rule for generators states that the thumb of the left hand points in the direction of motion of the ____________.
|
conductor
|
|
|
In a forward-biased PN junction, when an electron leaves the negative terminal of the battery and enters the N material, it becomes what type of carrier?
|
Majority
|
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|
What type of bias makes a diode act as an open switch?
|
Reverse
|
|
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At the intermediate level of maintenace, what copies of the VIDS/MAF are forwarded to the work center upon component induction for repair?
|
Copies 1, 4, and 5
|
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|
An atom is the smallest possible particle that retains the characteristic of which of the following substances?
|
An element
|
|
|
Adjacent phase windings of a 3-phase motor stator are what total number of degrees apart?
|
120 degrees
|
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|
Current in an electric circuit is caused by which of the following actions
|
*Electrons moving from negative to positive
|
|
|
How can the direction of rotation be changed in a dc motor?
|
By reversing either the armature connections or the field connections
|
|
|
What is the unit of measurement for inductance?
|
Henry
|
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When the voltage applied to the armature of a DC shunt motor is decreased, what happens to the motor speed?
|
It decreases
|
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What is/are the purpose(s) of the PN junction diode?
|
To rectify only
|
|
|
Voltage is induced in what part of an alternator?
|
The armature
|
|
|
What are the two junctions of a transistor?
|
Emitter-base and base-collector
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What component cause(s) a generator to produce a DC voltage instead of an AC voltage at its output?
|
The commutator
|
|
|
The failure to start an engine is usually caused by which of the following systems?
|
Ignition
|
|
|
A vacuum gage reading indicates what?
|
The difference between atmospheric pressure and the pressure within the intake manifold
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Breaker point spring tension that is too strong will affect high speed performance of an engine by causing point _________.
|
Bouncing
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Which of the following items would be used to intensify the field force of an electromagnetic coil?
|
Iron core
|
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Which of the following describes how the rotor coil is wound?
|
series
|
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Where are the slip rings mounted in the alternator?
|
On the rotor shaft
|
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The central junction in the eye stator is called whaat junction?
|
neutral
|
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T or F. In AC generators the armature can be the rotor or stator.
|
True
|
|
|
In a DC generator, the load receives current from which of the following components?
|
brushes
|
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|
What unit of the air conditioner removes and dissipates latent heat from the compressed gas?
|
condenser
|
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What is the color of the drying agent in the chemical drier?
|
white
|
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|
What is the color of the indicating agent in the chemical drier?
|
blue
|
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Presence of moisture will change the color of the indicating agent to ________.
|
pink
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What term implies that an expenditure has been authorized?
|
Appropiation
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When are OPTAR funds provided by TYCOM?
|
FIscal Quarters
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T or F. Etching is the initial process of eating away the surface of a metal.
|
True
|
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Etching is generally evidenced by _____________.
|
dull appearance
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The two types of surface corrosion are ___________ and ___________.
|
etching and pitting
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Intergranular corrosion attacks the _________________________________
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grain boundaries of an alloy.
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T or F. Intergranular corrosion is difficult to detect because it attacks the surface of a metal and is camouflaged by a powdery deposit.
|
False
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The corrosion that attacks between the lamination of metal is called ____________.
|
exfoliation
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How may exfoliation corrosion be detected visually?
|
A blister-like raising or peeling on the surface of a metal
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The corrosion that results when two different metals are joined in the presence of moisture is ______________.
|
galvanic
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Stress corrosion is most likely to attack a metal structure at any point __________________________.
|
that is subject to flexing
|
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|
What do the letters MFP indicate?
|
Moisture and fungus proofing
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Type I oxygen is _________ form.Type II oxygen is _________ form.
|
gaseous, liquid
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T or F. Cubic inches is the unit of measure when ordering gaseous oxygen.
|
False
|
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T or F. Liquid oxygen will change to a gas when warmed to its boiling point which is -279F.
|
True
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T or F. The expansion ratio of oxygen from liquid to a gas is 862 to 1.
|
True
|
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The unit of measure for ordering liquid oxygen is the gallon.
|
True
|
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|
Liquid nitrogen has a boiling of minus 320F.
|
True
|
|
|
Common types of micrometer are
|
inside, outside, and depth
|
|
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Whats the purpose of a micrometer?
|
To make precision measurements in thousandths of a inch
|
|
|
T or F. The three types of micrometers are available in two models, which are the standard and the vernier model.
|
True
|
|
|
What is the recommended lubricant for oxygen fittings and equipment?
|
beeswax
|
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|
Pivot inclination, caster, camber, toe-in, toe-out are terms referred to collectively as
|
wheel alignment
|
|
|
Steering knuckle tilt, forward or rearward, is called
|
caster
|
|
|
Positive caster is achieved when the knuckle pivots are tilted in what direction?
|
backward
|
|
|
The tilt of the wheels, either in or out at the top, is called
|
camber
|
|
|
To balance the effects, of camber, the wheels should be
|
toed-in
|
|
|
What two extinguishing agents are used on the P-16?
|
AFFF 375 gals. and Halon 400 lbs
|
|
|
What are the general subject classifications # assigned to SE
|
17 and 19
|
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A routine message must be incorporated in a MIM within how many days?
|
5
|
|
|
CDI stamps may not be re-issued before a period of how many months?
|
3 months
|
|
|
What is the manual for the SE Basic Handling and Safety?
|
NAVAIR 00-80T-96
|
|
|
To insure proper thread grip at least how many threads shall protrude thru the nut?
|
2
|
|
|
What is the Tire Inflator Kit manual?
|
NA 17-1-123
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What are three types of corrosion?
|
Light, moderate, and severe
|
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|
T or F. The CTPL stamp that appears on the front of any manual must have the activity, copy#, and W/C.
|
True
|
|
|
QA Audits fall into the following categories.
|
Special and Work Center
|
|
|
Records of audits are kept for how long?
|
1 year
|
|
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A CAT I TPDR must be submitted in what matter
|
Priority message within 24 hours
|
|
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T or F. CAT II QDR's are submitted by Naval Message
|
False
|
|
|
CAT I QDR will be submitted by
|
Urgent Message within one working day
|
|
|
Class I water pumped nitrogen are marked how
|
2 black stripes
|
|
|
What pub would provide info on identification of SEC's required for SE equipment?
|
NA-00-500SE
|
|
|
What does the letters SM&R stand for?
|
Source, Maintenance, and Recoverability
|
|
|
The DOD single line item requisition system document form is what?
|
DD 1348
|
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T or F. Crossover ducts direct the compressed air from the first-stage to the second stage impellers.
|
True
|
|
|
T or F. A turbocharger uses wasted exhaust energy to increase the amount of air taken into an engine.
|
True
|
|
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T or F. Superchargers and turbochargers are lubricated internally.
|
True
|
|
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To check the secondary ignition system you should hold the wire how far apart
|
1/4"T
|
|
|
T or F. The three categories of primers are sacrificial, barrier, and corrosion-inhibitor
|
True
|
|
|
The TMU/70 has a 50-gallon dewar tank and a ___ liter dewar transfer tank.
|
15 liter
|
|
|
The P-16 is powered by a what
|
2 cycle diesel engine
|
|
|
What are the two active ingredients in a lead-acid battery?
|
Lead and sulfuric acid
|
|
|
A micron is equivalent to
|
0.0000394
|
|
|
When bleeding brake systems where do you start first?
|
longest brake line
|
|
|
Anode is positive or negative
|
positive
|
|
|
Cathode is positive or negative
|
negative
|
|
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What part of the NSN break down is the national item identification number (NIIN) 1560-00-123-4567
|
123-4567
|
|
|
A tachometer on a V8 engine is wired to the ________.
|
coil
|
|
|
What are the types of auto timing advance mechanisms?
|
centrifugal and vacuum device
|
|
|
The gear type oil pump is driven by the
|
camshaft gear
|
|
|
The crankshaft and camshaft stay timed by the use of what
|
belts and chains
|
|
|
What are the valve positions when a 4 stroke engine is on the power stroke?
|
Intake is closed, exhaust is closed
|
|
|
The battery ignition system consist of how many circuits
|
two
|
|
|
The principle parts of any steering gear unit consists of
|
sector and worm gear
|
|
|
How many complete revolutions must you have when taking a compression test?
|
4
|
|
|
The subject classification of publications in group 17 is
|
machinery, tools, and test equipment
|
|
|
The presence of stress corrosion in metal is indicated by _________.
|
cracks
|
|
|
A open in a rotor shows which of the following readings on a ohmmeter
|
infinite
|
|
|
When the selected mode on the A/M32C-17 Air Conditioner is in the ventilating mode what drives the blower?
|
belt
|
|
|
The process of heat treating a metal in order to change it's ductility is called
|
annealing
|
|
|
T or F. Double-action hand pumps are those in which a flow of fluid is created with every two strokes of the pump handle.
|
False
|
|
|
The bourdon tube pressure gage is operated by
|
fluid pressure
|
|
|
T or F. The manifold bypass valve is only used when recharging the system
|
True
|
|
|
What has happened when you notice that there is bubbles in the radiator?
|
cracked head or cylinder head gasket
|
|
|
Which of the following metals is used to construct spark plug electrodes?
|
Nickel
|
|
|
How many diodes rectify the alternating current?
|
6
|
|
|
What are the three categories of formal TD's?
|
urgent, routine, immediate
|
|
|
Tor F. The purpose of breaker points is to open the primary circuit, causing the magnetic field to collapse.
|
True
|
|
|
The TMU-70 storage tank should not be allowed to rise above what pressure.
|
55 PSI
|
|
|
A closed center fluid system is a
|
fluid system that remains pressurized from the pump to the directional control valve while the pump is operating
|
|
|
A open center fluid system has fluid but no
|
internal pressure when the actuating mechanisms are idle
|
|
|
Closed center systems are most widely used because
|
due to the fact that they require instantaneous operation to the directional control valve
|
|
|
Torque tie-bolts using a criss-cross pattern in
|
increments of 25% of the specified torque until torque is reached
|
|
|
Acceptance and shelf life of synthetic rubber hoses are as follows
|
acceptance life- 32 quartersshelf life- 20 quarters
|
|
|
A engine FOD incident report shall be submitted
|
within 5 working days after discovery
|
|
|
What gets entered in Section V of the 4790/51
|
NDI and proofload testing
|
|
|
TMU-70 Leading ParticularsWorking Pressure Storage tank- __ PSI Transfer tank- __ PSI
|
Storage 50 psitransfer 90 psi
|
|
|
TMU-70 Leading ParticularsRelief Valve Settings Storage tank vent line- __ psi Fill line- __ psi Transfer tank vent line- __ psi
|
Storage tank vent line- 50 psiFill line- 75 psitransfer tank vent line- 90 psi
|
|
|
TMU-70 Leading ParticularsSafety Device Burst Pressure Storage tank- __ psi Transfer tank- ___ psi
|
Storage tank- 75 psitransfer tank- 120 psi
|
|
|
TMU-70 storage tank is a
|
50 gal double walled Dewar
|
|
|
TMU-70 Transfer tank is a
|
15 liter double walled Dewar and is permanently attached to the storage tank
|
|
|
TMU-70 Storage pressure gage has a safe operating load pressure of 0-50 PSI indicated
|
by a green band and 50-100 PSI is indicated by a red band
|
|
|
TMU-70 storage tank liquid level gage has a safe operating level of up to 50 gallons indicated by a green band and unsafe operating level of more than 50 gallons
|
indicated by a red band
|
|
|
What is the function of the expansion valve?
|
To change the high pressure liquid into a low pressure as it enters the evaporator.
|
|
|
What is wheel camber?
|
Number of degrees that the wheels are tilted in or out at the top
|
|
|
What is the MDR for FOD?
|
MDR 10
|
|
|
What is the MDR for corrosion?
|
MDR 11
|
|
|
What is the MDR for No Defect?
|
MDR 12
|
|
|
When energy is transferred between a solid surface and a moving gas or liquid the process is called?
|
convection
|
|
|
When blasting aluminum alloys do not allow the blast stream to dwell on the same spot longer than
|
15 seconds
|
|
|
What is the distance the nozzle should be from the metal surface
|
46 inches in the glove box12 inches in the walk-in booth
|
|
|
MDR's1=Daily, 2=monthly , 3=JCN, 4= TD's, 5= Bureau/SN#, 6= system and component, 7= BCM, 8= failed parts, 9= repair cycle data, 10= FOD, 11= Corrosion, 12= A-799 No defect, 13= When Discovered
|
acronym cheat Did My Job Today But Still Believe Fleet Reserve Fat Chiefs Are Worthless |
|
|
Refrigeration system Out of compressor ___________ to condenser From Condenser ___________ to expansion valve From expansion valve ________ to evaporator From evaporator ________ to compressor
|
1. HP gas2. HP liquid3. LP liquid 4. LP gas
|
|
|
What is the maximum nitrogen output pressure of the A/U26U-4 nitrogen-servicing cart?
|
3,000 psi
|
|
|
The storage tank on the TMU-70 can hold a maximum of how many gallons of LOX?
|
50 gallons
|
|
|
What type of transfer system is incorporated on the TMU-70?
|
closed-loop
|
|
|
What parts are installed on a vehicle frame to provide additional strength at the point where the frame members are joined together?
|
Cross members
|
|
|
What is the preferred method of installing new members in a vehicle frame when replacement is required?
|
Oxyacetylene welding
|
|
|
The axle in a vehicle that transmits power from the transmission to the driving wheels is known as what type of axle?
|
A live axel
|
|
|
On a vehicle that uses coil springs in the suspension system, you can reduce pitching by taking which of the following actions?
|
By adding shock absorbers
|
|
|
What component(s) are added between the springs and the frame to eliminate squeaking?
|
Shock absorbers
|
|
|
Why are rubber mountings used for fastening shock absorbers to the frame and axle of a vehicle?
|
To provide controlled flexing of the springs
|
|
|
What is the major difference between the two types of power steering systems?
|
The manner in which the power steering pump is connected to the engine
|
|
|
In a steering system, what is the purpose of the tie rod?
|
To keep the front wheels in proper alignment
|
|
|
The ratio between the number of turns of the steering wheel and the number of degrees of movement of the pitman arm is the function of what component?
|
The sector gear only
|
|
|
Excessive play in a strong system is caused by which of the following conditions?
|
Low air pressure in the tires
|
|
|
Pivot inclination, caster, camber, toe-in and toe-out refer to which of the following terms?
|
Front-end geometry
|
|
|
Pivot inclination is a term referring to what position of the kingpin?
|
The number of degrees it is tilted from vertical towards the center of the vehicle
|
|
|
Positive caster is achieved when the knuckle pivots are tilted in what direction?
|
To the front of the vehicle
|
|
|
In a vehicle steering system, how is camber obtained?
|
By tilting the spindles slightly upward on the steering knuckle
|
|
|
You should check which of the following items to ensure proper operation when you servicing a vehicle with power steering?
|
The drive beltThe hoses and fittingsThe fluid level
|
|
|
To correct toe-in of a vehicle, you must adjust what component(s)?
|
The steering arm knuckle
|
|
|
If low weight is the major factor, which of the following materials should be used as a conductor?
|
Copper
|
|
|
What material is MOST widely used as a conductor in electrical equipment?
|
Copper
|
|
|
Resistance of a conductor will increase with which of the following changes to the cross-sectional area and length of the conductor?
|
Cross-sectional area is decreased, length is decreased
|
|
|
A material whose resistance decreases as the temperature increases has what temperature coefficient?
|
Negative
|
|
|
A material whose resistance remains constant as the temperature increases has what temperature coefficient?
|
Neutral
|
|
|
Resistance bears which, if any, of the following relationships to conductance?
|
A direct relationship
|
|
|
Which of the following electronic devices operates by virtue of the movement of electrons within a solid piece of semiconductor material?
|
TransistorJunction diodeSolid-state device
|
|
|
Which of the following electronic devices is a minute piece of semiconductor material that can produce complete electronic circuit functions?
|
Integrated circuit
|
|
|
Which of the following terms is used for the decrease in resistance as the temperature of the semiconductor increases?
|
Negative temperature coefficient
|
|
|
In addition to rectifying properties, selenium has the property of being light sensitive. How is selenium's resistance affected by light?
|
It increases with an increase in light intensity
|
|
|
One of the most sensitive elements of semiconductor materials is galena. Galena is a crystalline form of what material?
|
Bismuth
|
|
|
What significant discovery caused a breakthrough in the development of semiconductor devices?
|
The junction diode
|
|
|
Which of the following devices is frequently used to regulate power supply voltages at precise levels?
|
Zener diode
|
|
|
Which of the following solid-state devices has both gain and fast-switching capabilities?
|
Junction diode
|
|
|
One of the prime dangers to the semiconductor diode is heat. Excessive current generated by heat which eventually destroys a diode is called ________________.
|
thermal runaway
|
|
|
When replacing a diode in a circuit, which of the following safety precautions should you observe in removing the diode from the circuit?
|
Do not: Pry the diode from the circuit Use excessive heat to remove the diode Remove the diode from the circuit while voltage is applied
|
|
|
As you make a front-to-back ratio check of a diode with an ohmmeter, your first measurement (forward) is a low resistance reading, and your second measurement (reverse) is also a low reading. What should be your evaluation of the diode?
|
It is good
|
|
|
What are normally the front-to-back ratio of (a) a power rectifier and (b) a signal diode?
|
(a) 300:1 (b) 10:1
|
|
|
What test is best when checking a diode?
|
A forward and reverse resistance check with an ohmmeter
|
|
|
What series of OPNAV instructions provides detailed instructions on a wide range of safety concerns?
|
5100
|
|
|
Which of the following types of capacitors are referred to as self-healing?
|
Oil
|
|
|
A substance that cannot be reduced to a simpler form by chemical means is called a/an __________.
|
element
|
|
|
For which of the following purposes is a cathode-ray oscilloscope used?
|
To visually analyze waveforms
|
|
|
What term applies to the difference between the speed of the rotating stator field and the rotor speed?
|
Slip
|
|
|
What term is used to indicate current gain in a common-collector configuration?
|
Gamma
|
|
|
The ability of a material to retain magnetism is called ____________.
|
reluctance
|
|
|
In a schematic diagram of a PN junction diode, which of the following symbols represents the cathode (N-type material)?
|
The vertical bar
|
|
|
Why is the Zener diode an ideal voltage regulator?
|
The voltage across the diode remains almost constant after breakdown
|
|
|
Restorative work performed on a item of support equipment is considered what type(s) of work?
|
Rework and upkeep maintenance
|
|
|
The left-hand rule for generators states that the thumb of the left hand points in the direction of motion of the ____________.
|
conductor
|
|
|
In a forward-biased PN junction, when an electron leaves the negative terminal of the battery and enters the N material, it becomes what type of carrier?
|
Majority
|
|
|
What type of bias makes a diode act as an open switch?
|
Reverse
|
|
|
At the intermediate level of maintenace, what copies of the VIDS/MAF are forwarded to the work center upon component induction for repair?
|
Copies 1, 4, and 5
|
|
|
An atom is the smallest possible particle that retains the characteristic of which of the following substances?
|
An element
|
|
|
Adjacent phase windings of a 3-phase motor stator are what total number of degrees apart?
|
120 degrees
|
|
|
Current in an electric circuit is caused by which of the following actions
|
*Electrons moving from negative to positive
|
|
|
How can the direction of rotation be changed in a dc motor?
|
By reversing either the armature connections or the field connections
|
|
|
What is the unit of measurement for inductance?
|
Henry
|
|
|
When the voltage applied to the armature of a DC shunt motor is decreased, what happens to the motor speed?
|
It decreases
|
|
|
What is/are the purpose(s) of the PN junction diode?
|
To rectify only
|
|
|
Voltage is induced in what part of an alternator?
|
The armature
|
|
|
What are the two junctions of a transistor?
|
Emitter-base and base-collector
|
|
|
What component cause(s) a generator to produce a DC voltage instead of an AC voltage at its output?
|
The commutator
|
|
|
The failure to start an engine is usually caused by which of the following systems?
|
Ignition
|
|
|
A vacuum gage reading indicates what?
|
The difference between atmospheric pressure and the pressure within the intake manifold
|
|
|
Breaker point spring tension that is too strong will affect high speed performance of an engine by causing point _________.
|
Bouncing
|
|
|
Which of the following items would be used to intensify the field force of an electromagnetic coil?
|
Iron core
|
|
|
Which of the following describes how the rotor coil is wound?
|
series
|
|
|
Where are the slip rings mounted in the alternator?
|
On the rotor shaft
|
|
|
The central junction in the eye stator is called whaat junction?
|
neutral
|
|
|
T or F. In AC generators the armature can be the rotor or stator.
|
True
|
|
|
In a DC generator, the load receives current from which of the following components?
|
brushes
|
|
|
What unit of the air conditioner removes and dissipates latent heat from the compressed gas?
|
condenser
|
|
|
What is the color of the drying agent in the chemical drier?
|
white
|
|
|
What is the color of the indicating agent in the chemical drier?
|
blue
|
|
|
Presence of moisture will change the color of the indicating agent to ________.
|
pink
|
|
|
What term implies that an expenditure has been authorized?
|
Appropiation
|
|
|
When are OPTAR funds provided by TYCOM?
|
FIscal Quarters
|
|
|
T or F. Etching is the initial process of eating away the surface of a metal.
|
True
|
|
|
Etching is generally evidenced by _____________.
|
dull appearance
|
|
|
The two types of surface corrosion are ___________ and ___________.
|
etching and pitting
|
|
|
Intergranular corrosion attacks the _________________________________
|
grain boundaries of an alloy.
|
|
|
T or F. Intergranular corrosion is difficult to detect because it attacks the surface of a metal and is camouflaged by a powdery deposit.
|
False
|
|
|
The corrosion that attacks between the lamination of metal is called ____________.
|
exfoliation
|
|
|
How may exfoliation corrosion be detected visually?
|
A blister-like raising or peeling on the surface of a metal
|
|
|
The corrosion that results when two different metals are joined in the presence of moisture is ______________.
|
galvanic
|
|
|
Stress corrosion is most likely to attack a metal structure at any point __________________________.
|
that is subject to flexing
|
|
|
What do the letters MFP indicate?
|
Moisture and fungus proofing
|
|
|
Type I oxygen is _________ form.Type II oxygen is _________ form.
|
gaseous, liquid
|
|
|
T or F. Cubic inches is the unit of measure when ordering gaseous oxygen.
|
False
|
|
|
T or F. Liquid oxygen will change to a gas when warmed to its boiling point which is -279F.
|
True
|
|
|
T or F. The expansion ratio of oxygen from liquid to a gas is 862 to 1.
|
True
|
|
|
The unit of measure for ordering liquid oxygen is the gallon.
|
True
|
|
|
Liquid nitrogen has a boiling of minus 320F.
|
True
|
|
|
Common types of micrometer are
|
inside, outside, and depth
|
|
|
Whats the purpose of a micrometer?
|
To make precision measurements in thousandths of a inch
|
|
|
T or F. The three types of micrometers are available in two models, which are the standard and the vernier model.
|
True
|
|
|
What is the recommended lubricant for oxygen fittings and equipment?
|
beeswax
|
|
|
Pivot inclination, caster, camber, toe-in, toe-out are terms referred to collectively as
|
wheel alignment
|
|
|
Steering knuckle tilt, forward or rearward, is called
|
caster
|
|
|
Positive caster is achieved when the knuckle pivots are tilted in what direction?
|
backward
|
|
|
The tilt of the wheels, either in or out at the top, is called
|
camber
|
|
|
To balance the effects, of camber, the wheels should be
|
toed-in
|
|
|
What two extinguishing agents are used on the P-16?
|
AFFF 375 gals. and Halon 400 lbs
|
|
|
What are the general subject classifications # assigned to SE
|
17 and 19
|
|
|
A routine message must be incorporated in a MIM within how many days?
|
5
|
|
|
CDI stamps may not be re-issued before a period of how many months?
|
3 months
|
|
|
What is the manual for the SE Basic Handling and Safety?
|
NAVAIR 00-80T-96
|
|
|
To insure proper thread grip at least how many threads shall protrude thru the nut?
|
2
|
|
|
What is the Tire Inflator Kit manual?
|
NA 17-1-123
|
|
|
What are three types of corrosion?
|
Light, moderate, and severe
|
|
|
T or F. The CTPL stamp that appears on the front of any manual must have the activity, copy#, and W/C.
|
True
|
|
|
QA Audits fall into the following categories.
|
Special and Work Center
|
|
|
Records of audits are kept for how long?
|
1 year
|
|
|
A CAT I TPDR must be submitted in what matter
|
Priority message within 24 hours
|
|
|
T or F. CAT II QDR's are submitted by Naval Message
|
False
|
|
|
CAT I QDR will be submitted by
|
Urgent Message within one working day
|
|
|
Class I water pumped nitrogen are marked how
|
2 black stripes
|
|
|
What pub would provide info on identification of SEC's required for SE equipment?
|
NA-00-500SE
|
|
|
What does the letters SM&R stand for?
|
Source, Maintenance, and Recoverability
|
|
|
The DOD single line item requisition system document form is what?
|
DD 1348
|
|
|
T or F. Crossover ducts direct the compressed air from the first-stage to the second stage impellers.
|
True
|
|
|
T or F. A turbocharger uses wasted exhaust energy to increase the amount of air taken into an engine.
|
True
|
|
|
T or F. Superchargers and turbochargers are lubricated internally.
|
True
|
|
|
To check the secondary ignition system you should hold the wire how far apart
|
1/4"T
|
|
|
T or F. The three categories of primers are sacrificial, barrier, and corrosion-inhibitor
|
True
|
|
|
The TMU/70 has a 50-gallon dewar tank and a ___ liter dewar transfer tank.
|
15 liter
|
|
|
The P-16 is powered by a what
|
2 cycle diesel engine
|
|
|
What are the two active ingredients in a lead-acid battery?
|
Lead and sulfuric acid
|
|
|
A micron is equivalent to
|
0.0000394
|
|
|
When bleeding brake systems where do you start first?
|
longest brake line
|
|
|
Anode is positive or negative
|
positive
|
|
|
Cathode is positive or negative
|
negative
|
|
|
What part of the NSN break down is the national item identification number (NIIN) 1560-00-123-4567
|
123-4567
|
|
|
A tachometer on a V8 engine is wired to the ________.
|
coil
|
|
|
What are the types of auto timing advance mechanisms?
|
centrifugal and vacuum device
|
|
|
The gear type oil pump is driven by the
|
camshaft gear
|
|
|
The crankshaft and camshaft stay timed by the use of what
|
belts and chains
|
|
|
What are the valve positions when a 4 stroke engine is on the power stroke?
|
Intake is closed, exhaust is closed
|
|
|
The battery ignition system consist of how many circuits
|
two
|
|
|
The principle parts of any steering gear unit consists of
|
sector and worm gear
|
|
|
How many complete revolutions must you have when taking a compression test?
|
4
|
|
|
The subject classification of publications in group 17 is
|
machinery, tools, and test equipment
|
|
|
The presence of stress corrosion in metal is indicated by _________.
|
cracks
|
|
|
A open in a rotor shows which of the following readings on a ohmmeter
|
infinite
|
|
|
When the selected mode on the A/M32C-17 Air Conditioner is in the ventilating mode what drives the blower?
|
belt
|
|
|
The process of heat treating a metal in order to change it's ductility is called
|
annealing
|
|
|
T or F. Double-action hand pumps are those in which a flow of fluid is created with every two strokes of the pump handle.
|
False
|
|
|
The bourdon tube pressure gage is operated by
|
fluid pressure
|
|
|
T or F. The manifold bypass valve is only used when recharging the system
|
True
|
|
|
What has happened when you notice that there is bubbles in the radiator?
|
cracked head or cylinder head gasket
|
|
|
Which of the following metals is used to construct spark plug electrodes?
|
Nickel
|
|
|
How many diodes rectify the alternating current?
|
6
|
|
|
What are the three categories of formal TD's?
|
urgent, routine, immediate
|
|
|
Tor F. The purpose of breaker points is to open the primary circuit, causing the magnetic field to collapse.
|
True
|
|
|
The TMU-70 storage tank should not be allowed to rise above what pressure.
|
55 PSI
|
|
|
A closed center fluid system is a
|
fluid system that remains pressurized from the pump to the directional control valve while the pump is operating
|
|
|
A open center fluid system has fluid but no
|
internal pressure when the actuating mechanisms are idle
|
|
|
Closed center systems are most widely used because
|
due to the fact that they require instantaneous operation to the directional control valve
|
|
|
Torque tie-bolts using a criss-cross pattern in
|
increments of 25% of the specified torque until torque is reached
|
|
|
Acceptance and shelf life of synthetic rubber hoses are as follows
|
acceptance life- 32 quartersshelf life- 20 quarters
|
|
|
A engine FOD incident report shall be submitted
|
within 5 working days after discovery
|
|
|
What gets entered in Section V of the 4790/51
|
NDI and proofload testing
|
|
|
TMU-70 Leading ParticularsWorking Pressure Storage tank- __ PSI Transfer tank- __ PSI
|
Storage 50 psitransfer 90 psi
|
|
|
TMU-70 Leading ParticularsRelief Valve Settings Storage tank vent line- __ psi Fill line- __ psi Transfer tank vent line- __ psi
|
Storage tank vent line- 50 psiFill line- 75 psitransfer tank vent line- 90 psi
|
|
|
TMU-70 Leading ParticularsSafety Device Burst Pressure Storage tank- __ psi Transfer tank- ___ psi
|
Storage tank- 75 psitransfer tank- 120 psi
|
|
|
TMU-70 storage tank is a
|
50 gal double walled Dewar
|
|
|
TMU-70 Transfer tank is a
|
15 liter double walled Dewar and is permanently attached to the storage tank
|
|
|
TMU-70 Storage pressure gage has a safe operating load pressure of 0-50 PSI indicated
|
by a green band and 50-100 PSI is indicated by a red band
|
|
|
TMU-70 storage tank liquid level gage has a safe operating level of up to 50 gallons indicated by a green band and unsafe operating level of more than 50 gallons
|
indicated by a red band
|
|
|
What is the function of the expansion valve?
|
To change the high pressure liquid into a low pressure as it enters the evaporator.
|
|
|
What is wheel camber?
|
Number of degrees that the wheels are tilted in or out at the top
|
|
|
What is the MDR for FOD?
|
MDR 10
|
|
|
What is the MDR for corrosion?
|
MDR 11
|
|
|
What is the MDR for No Defect?
|
MDR 12
|
|
|
When energy is transferred between a solid surface and a moving gas or liquid the process is called?
|
convection
|
|
|
When blasting aluminum alloys do not allow the blast stream to dwell on the same spot longer than
|
15 seconds
|
|
|
What is the distance the nozzle should be from the metal surface
|
46 inches in the glove box12 inches in the walk-in booth
|
|
|
MDR's1=Daily, 2=monthly , 3=JCN, 4= TD's, 5= Bureau/SN#, 6= system and component, 7= BCM, 8= failed parts, 9= repair cycle data, 10= FOD, 11= Corrosion, 12= A-799 No defect, 13= When Discovered
|
acronym cheatDid My Job Today But Still Believe Fleet Reserve Fat Chiefs Are Worthless
|
|
|
Refrigeration system Out of compressor ___________ to condenser From Condenser ___________ to expansion valve From expansion valve ________ to evaporator From evaporator ________ to compressor |
1. HP gas2. HP liquid3. LP liquid 4. LP gas
|
|
|
What is the purpose of the NC-10C MEPP? |
It is designed for shore station use and supplies power for servicing, starting, and maintaining helicopters and jet aircraft |
|
|
What protects the NC-10C MEPP's electrical system from overload? |
By output circuit contactors, circuit breakers, over voltage and undervoltage relays, over frequency and under frequency relays, thermal overload relays, and fuses |
|
|
What supplies NC-10C with dc power? |
A six-phase, full-wave transformer-rectifier, by using three-phase, 400-Hz, 115/200-volt generator output as a power source |
|
|
What are the four functional groups of instruments that the control panel of the NC-10C contains? |
The electrical receptacles and adjustable resistors, the ac controls, the dc controls, and the engine controls |
|
|
What is the ac output of the NC-10C MEPP? |
90 kVA at 0.8 PF, 115/200 volt, three-phase, four-wire, 400-Hz |
|
|
What component of the NC-10C MEPP supplies total power to the ac generator field circuit and regulates the output voltage within 1 percent no load to full load? |
The ac voltage regulator |
|
|
NC-10C engine shutdown faults are |
High coolant temp; low lube oil pressure(10psi); overspeed 2150 +/- 50; and low fuel |
|
|
NC-10C faults that bring engine to idle are |
Over/under AC output voltage; over/under AC output frequency; DC output over voltage |
|
|
The AN/USM-128 is used to monitor what |
DC, three phase AC output voltages, and frequency |
