2A652 CDC EOC Practice Quiz
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2A652 CDC EOC Practice Quiz
- 1.The effect of noise depends on the
- A.
Deflection, frequency, and volume
- B.
Frequency, volume, and duration of exposure
- C.
Deflection, volume, and duration of exposure
- D.
Deflection, frequency, and duration of exposure
- 2.How many valence electrons are needed to make a good conductor?
- A.
3
- B.
4
- C.
5
- D.
6
- 3.After shutdown a motor continues turning; this is known as
- A.
Inertia
- B.
Impedance
- C.
Inductance
- 4.What component on the New Generation Heater activates the heater control unit(HCU)?
- A.
Heater Control Switch
- B.
Burner Control Switch
- C.
Thermostatic Sensor
- D.
Oil Pressure Switch
- 5.Diagonal cutting pliers are designed to cut
- A.
Bolts
- B.
Rivets
- C.
Small wire
- D.
Hard steel
- 6.“The flow or drift of electrons through a conductor” in the same direction at the same time is the definition of
- A.
Conductivity
- B.
Voltage
- C.
Current
- D.
Valence
- 7.The first step of troubleshooting heating equipment is
- A.
Isolation
- B.
Analysis
- C.
Verification
- D.
Recognition
- 8.Given a voltage of 24 volts and a resistance of 18 ohms in a series circuit, the current through the resistor would be
- A.
.075 amps
- B.
1.33 amps
- C.
133 amps
- D.
750 amps
- 9.The stator windings of a synchronous motor are wound
- A.
20 degrees apart
- B.
30 degrees apart
- C.
90 degrees apart
- D.
120 degrees apart
- 10.“Dielectric” is the term used for
- A.
Conductors
- B.
Insulators
- C.
Doped atoms
- D.
Semi-conductors
- 11.Torque is defined as
- A.
Horsepower
- B.
Wattage
- C.
Rotational force
- D.
Opposition to applied voltage
- 12.The area around a magnet where its influence can be felt is the definition of the
- A.
Saturation principle
- B.
Magnetic theory
- C.
Magnetic field
- D.
Law of attraction and repulsion
- 13.The size of a screwdriver is determined by the shank
- A.
Width
- B.
Temper
- C.
Weight
- D.
Length
- 14.If you need to find out how to perform any maintenance required during an inspection, you should refer to the
- A.
PE workcards
- B.
-1 TO
- C.
Methods and procedures TO
- D.
Service inspection workcards
- 15.What component on the MA-3D air conditioner allows the operator to control the overall volume of air leaving the unit?
- A.
Blower control switch
- B.
Airflow control switch
- C.
Evaporator control switch
- D.
Temperature control switch
- 16.Which component is one of the major causes of failure in the DC motor?
- A.
Rotor
- B.
Slip ring
- C.
Commutator
- D.
Bearings
- 17.Which part of the torque wrench scale is normally not used?
- A.
Lower 10%
- B.
Upper 10%
- C.
Lower 20%
- D.
Upper 20%
- 18.The primary function of a nut is to
- A.
Transmit the full design load to the adjoined member
- B.
Provide an auxiliary locking or safety device
- C.
Prevent vibration
- D.
Provide an adjustment mechanism
- 19.When you check the concentricity of a commutator or slips rings, look for
- A.
Wear
- B.
Roundness
- C.
Pitting
- D.
Overheating
- 20.In a parallel circuit, the total voltage is equal to the
- A.
Voltage across each branch
- B.
Voltage across each resistor
- C.
Sum of the voltage across each branch
- D.
The reciprocal of the voltage across the resistances
- 21.Heat added to a gaseous substance is known as
- A.
Latent heat
- B.
Sensible heat
- C.
Super heat
- D.
Specific heat
- 22.Replacement hardware decisions are based on
- A.
Supervisor's preference
- B.
Serviceability criteria
- C.
Availability
- D.
Cost
- 23.What is the total current in a series-parallel circuit that has a total voltage or 48 volts, a series current of 6 amps, one branch current of 2A, and the other branch resistance of 3 ohms?
- A.
3A
- B.
6A
- C.
8A
- D.
12A
- 24.The magnetism that remains after the magnetizing force has been removed is known as
- A.
Residual magnetism
- B.
Permeability
- C.
Molecular magnetism
- D.
Electromagnetism
- 25.If you must push a wrench rather than pull it, how should you do it?
- A.
Use the base of your palm and hold your hand open
- B.
Grip the wrench tightly with both hands
- C.
Grasp the handle near the socket
- D.
Grip the wrench tightly near the center
- 26.A good refrigerant would
- A.
Operate with low pressure
- B.
Have a low boiling point
- C.
Operate with low pressure, have a low boiling point, and not be poisonous
- D.
Not be poisonous
- 27.Which induction motor has the highest starting torque?
- A.
Split-phase
- B.
Shaded pole
- C.
Squirrel cage
- D.
Capacitive-start
- 28.When using a troubleshooting chart, what are you not likely to find?
- A.
Analysis
- B.
Remedies
- C.
Sysmptoms
- D.
Probable causes
- 29.What color code is given to pre-insulated terminals that can be used to determine wire sizes 18 through 22?
- A.
Blue
- B.
Green
- C.
Yellow
- D.
Red
- 30.What is the most commonly used type of tubing in AGE applications?
- A.
Pipe
- B.
Pressure
- C.
Copper
- D.
Mechanical
- 31.The type of injector that is operated by a rocker arm is the
- A.
Pressure
- B.
Pintile
- C.
Spray
- D.
Mechanical
- 32.What types of fittings are designed for pressure systems below 3000 pounds per square inch (psi)?
- A.
Flareless fittings
- B.
Precision-type flared fittings
- C.
Flared fittings
- D.
Standard fittings
- 33.What is the total resistance of a parallel circuit with branch voltages of 440v and 440v and branch currents of 4a and 16a?
- A.
44 ohms
- B.
68.75 ohms
- C.
22 ohms
- D.
11 ohms
- 34.The DC voltmeter of the A/M32A-60A starts indicating as soon as the
- A.
AC system is reset
- B.
DC contactor is closed
- C.
DC system is reset
- D.
AC contactor is closed
- 35.On an A/M24T-8 electrical test set, what would prevent the fan motors from operating?
- A.
Defective wind switch
- B.
Shorted fuses
- C.
Defective power supply rectifier
- D.
CB1 stuck in the ON position
- 36.Which IMDS screen is used to create, add, and schedule events for equipment?
- A.
073
- B.
051
- C.
127
- D.
122
- 37.To test the load contactor, K1, using thest probes, the automatic-manual voltage control switch must be in which position?
- A.
OFF
- B.
MANUAL
- C.
TEST
- D.
AUTOMATIC
- 38.What determines the amount of potential required to forward bias a unijunction transistor?
- A.
Voltage gradient
- B.
Pinch-off voltage
- C.
Intristic stand-off ratio
- D.
Input impedance
- 39.Which IMDS screen is used to access all maintenance historical data against a particular job control number?
- A.
129
- B.
914
- C.
907
- D.
122
- 40.Expanding or contracting the depletion region of a diode is called
- A.
Gating
- B.
Spiking
- C.
Basing
- D.
Biasing
- 41.What technical order contains the periodic inspection section?
- A.
Illustrated Parts TO
- B.
Operation and service TO
- C.
Overhaul TO
- D.
Lubrication chart TO
- 42.Which maintenance levels are referred to as field maintenance?
- A.
Depot and provisional
- B.
Provisional and centralized
- C.
Organizational and intermediate
- D.
Centralized and depot
- 43.What component of the A/M32A-86D energizes to send power to the fuel gauge during operation?
- A.
Hourmeter, M4
- B.
Oil pressure switch, S46
- C.
Oil pressure switch, S53
- D.
Fuel oil pressure switch, S48
- 44.What maximum AC resistive load can be portable load bank apply to a generator?
- A.
65 kilowatts
- B.
80 kilowatts
- C.
70 kilowatts
- D.
75 kilowatts
- 45.Lubrication system pressure in the turbine engine is regulated through a
- A.
Temperature regulator
- B.
Pressure relief valve
- C.
Filter bypass valve
- D.
Flow check valve
- 46.In a brushless AC generator, what provides the gield current for the main AC generator section?
- A.
Battery
- B.
PMG
- C.
Exciter Generator
- D.
Main generator
- 47.When operating the New Generation Heater, turn the heat control switch to the desired position after
- A.
Ample warm-up time
- B.
A minimum of 45 seconds
- C.
System voltage rises to 120 VAC
- D.
The inside temperature reaches 140 degrees farenheight
- 48.The temperature controller on the MA-3D air conditioner modulates the water flow through what component during low ambient air temperatures?
- A.
Condenser coil
- B.
Refrigerant coil
- C.
Expansion valve
- D.
Aftercooler coil
- 49.Total current in a series circuit is equal to the
- A.
Reciprocal of the current through one component
- B.
Sum of the current through each component
- C.
Reciprocal of the sum of the currents through each component
- D.
Current through one component
- 50.You observe low cabin pressure reading during operation of the AF/M32T-1 cabin leakage tester a probable cause could be defective
- A.
Rate valve
- B.
Blower pressure gauge
- C.
Cabin pressure gauge
- D.
Flowmeter
- 51.Total current in a series parallel circuit remains the same throughout the
- A.
Parallel portion of the circuit and divides according to the component resistance in the series portion
- B.
Parallel portion of the circuit and increases according to component resistance in the series portion
- C.
Series part of the circuit and divides according to branch resistance in the parallel portion.
- D.
Parallel portion of the circuit and increases according to component resistance in the parallel portion
- 52.Which time compliance TCTO has circled red X's with alternately spaced red diagonals bordering the first page?
- A.
Saftey
- B.
Routine
- C.
Urgent
- D.
Immediate
- 53.
- A.
Specific heat
- B.
Super heat
- C.
Sensible unit
- D.
Latent heat
- 54.Which AFI serves the purpose of identifying basic Air Force subjects and assigned publication numbers?
- A.
AFI 33-36
- B.
AFI 36-3604
- C.
AFI 33-360
- D.
AFI 36-2903
- 55.Which troubleshooting aid is designed to aid you in finding components on a diagram?
- A.
Schematic
- B.
Wiring Diagram
- C.
Zones
- D.
Reference designation index
- 56.Which of these covers the concept and management of the USAF Technical Order system?
- A.
00-5-15
- B.
00-20-1
- C.
00-20-2
- D.
00-5-1
- 57.What determines the amount of potential required to forward bias a unijunction transistor (UJT)?
- A.
Input impedance
- B.
Intristic stand-off ratio
- C.
Pinch-off voltage
- D.
Voltage gradient
- 58.What is the relationship between the settings of the high pressure relief valve and the pressure compensator on the MJ-2A-1 hydraulic test stand?
- A.
Relief valve is set 300 psi above required test setting
- B.
Relief valve is set 500 psi above required test setting
- C.
Compensator is set 300 psi above relief valve setting
- D.
Compensator is set 500 psi above relief valve setting
- 59.
- A.
No, the filter bypass valve is stuck open
- B.
Yes
- C.
No, the scavenge pump is not providing sufficient suction
- D.
No, The oil pressure relief valve is stuck open
- 60.A metal oxide varistor (MOV) is made up of how many semi-conductors
- A.
3
- B.
2
- C.
5
- D.
4
- 61.What is the approximate operating voltage of a light emitting diode (LED)?
- A.
1.6 volts
- B.
2.4 volts
- C.
.5 volts
- D.
.1 volts
- 62.When using an A/M24T-8 electrical test set, when should the frequency and voltage selector switch be positioned to match input power?
- A.
After the ABC indicator is illuminated
- B.
Before applying power to the test set
- C.
After the 28 VDC control signal indicator illuminates
- D.
After applying power to the test set
- 63.Which inspection may be either scheduled or unscheduled?
- A.
Operator's
- B.
Special
- C.
Service
- D.
Periodic
- 64.What component uses voltage to control the size of the current flow channel?
- A.
UJT
- B.
FET
- C.
LED
- D.
SCR
- 65.In a simple generator, which would be the most difficult method to increase the output?
- A.
Increase the amount of motion
- B.
Increase the strength of the magnetic field
- C.
Increase the area of the conductor
- D.
Increase the relative resistance
- 66.A zener being used as a regulator must have a resistor placed in the circuit in
- A.
Reverse-bias
- B.
Parallel
- C.
Series
- D.
Series-parallel
- 67.What medium is used to cool the MC-2A rotary vane compressor?
- A.
Water
- B.
Oil
- C.
Air
- D.
Hydraulic Fluid
- 68.In a brushless AC generator, what provides the field current for the main AC generator section
- A.
Battery
- B.
Main generator
- C.
Exciter Generator
- D.
PMG
- 69.A Silicone Controlled Rectifier (SCR) is mainly used as
- A.
Spike protection
- B.
A fuse
- C.
An electronic switch
- D.
A circuit breaker
- 70.When using a troubleshooting chart, what are you not likely to find?
- A.
Probable causes
- B.
Analysis
- C.
Remedies
- D.
Symptoms
- 71.On the MC-2A rotary sliding vane compressor, what forces the oil through the oil cooler?
- A.
Second stage air pressure
- B.
Oil pump pressure
- C.
First stage air pressure
- D.
Scavenge pump pressure
- 72.How long can you operate the starter on the A/M32A-86D before letting it cool?
- A.
60 seconds
- B.
10 seconds
- C.
30 seconds
- D.
20 seconds
- 73.On the A/M32A-60A generator, the starter motor relay is deenergized when the
- A.
Start switch opens
- B.
Start switch closes
- C.
35 percent switch opens
- D.
35 percent switch closes
- 74.Expanding or contraction the depletion region of a diode is called
- A.
Biasing
- B.
Basing
- C.
Spiking
- D.
Gating
- 75.What prevents over pressurization of the steering system of the MJ-1B bomblift?
- A.
Bypass valve
- B.
Pressure regulator
- C.
Bleed valve
- D.
Relief valve
- 76.The responsibility of a person to make good any loss, destruction, or damage of government property caused by misuse or neglect is what kind of liability?
- A.
Pecuniary
- B.
Property
- C.
Command
- D.
Personal
- 77.What controls the speed of retraction of the hydraulic cylinder assembly on the B-1 adjustable aircraft maintenance platform?
- A.
The upper structure assembly
- B.
A handle on the bypass valve
- C.
The pump handle
- D.
The flow control valve
- 78.The valves on a reciprocating compressor are operated by
- A.
Electrical input
- B.
Oil pressure
- C.
Air pressure
- D.
Pushrods
- 79.How many junctions are checked to test the serviceability of a transistor?
- A.
3
- B.
2
- C.
1
- D.
4
- 80.What component on the self generating nitrogen service cart (SGNSC) removes nitrogen from the ambient air?
- A.
Carbon Absorber
- B.
Booster Compressor
- C.
Filters
- D.
Separation Membrane
- 81.Output phase to phase voltage on three-phase AC generator is always
- A.
240 volts
- B.
108 volts
- C.
208 volts
- D.
120 volts
- 82.The component most likely to be damaged by cleaning solvent is the
- A.
Brushes
- B.
Bearings
- C.
Slip Rings
- D.
Commutator
- 83.In a simple generator, which would be the most difficult method to increase the output?
- A.
Increase the amount of motion
- B.
Increase the relative resistance
- C.
Increase the strength of the magnetic field
- D.
Increase the area of the conductor
- 84.Opposition of a capacitor to alternation current (AC) is called
- A.
Capacative Reactance
- B.
Inductive Reactance
- C.
Capacitance
- D.
Impedance
- 85.If the unit technical order (TO) and workcards conflict during an inspection, the procedure you should follow is
- A.
Unit TO information
- B.
Workcard requirements
- C.
Workcard requirements first, then TO information next
- D.
Locally establish directives
- 86.Lubrication system pressure in the turbine engine is regulated through a
- A.
Pressure relief valve
- B.
Flow check valve
- C.
Temperature regulator
- D.
Filter bypass valve
- 87.The load section of the load control valve consists of
- A.
Chambers 1 and 4
- B.
Chambers 3 and 4
- C.
Chambers 2 and 3
- D.
Chambers 1 and 2
- 88.What component of the A/M32A-86D energizes to send power to the fuel gauge during operation?
- A.
Hourmeter, M4
- B.
Oil pressure switch, S46
- C.
Oil pressure switch, S53
- D.
Fuel oil pressure switch, S48
- 89.What controls the speed of retraction of the hydraulic cylinder assembly on the B-1 adjustable aircraft maintenance platform?
- A.
A handle on the bypass valve
- B.
The pump handle
- C.
The flow control valve
- D.
The upper structure assembly
- 90.After discovery of a deficiency, A Category 1 Product Quality Deficiency Report (PQDR) must be submitted to the screening point within
- A.
5 calendar days
- B.
10 calendar days
- C.
2 calendar days
- D.
24 Hours
- 91.The transistor circuit that provides the main path for current flow is the
- A.
Emitter-base circuit
- B.
Emitter-collector circuit
- C.
Emitter-source circuit
- D.
Base-collector circuit
- 92.What component uses voltage to control the size of the current flow channel?
- A.
SCR
- B.
UJT
- C.
FET
- D.
LED
- 93.
- A.
No, The oil pressure relief valve is stuck open
- B.
No, the scavenge pump is not providing sufficient suction
- C.
Yes
- D.
No, the filter bypass valve is stuck open
- 94.
- A.
Make sure all electrostatic sensitive devices are properly marked
- B.
Handle electrostatic sensing devices by their pins
- C.
Ground the electrostatic sensitive device by sliding it across a plastic surface prior to use.
- D.
Remove jackets or sweaters near an electrostatic sensitive device
- 95.Which step in utilizing the Integrated Maintenance Data System (IMDS) prevents unauthorized access to the database?
- A.
Online processing
- B.
LOGOFF
- C.
Data entry
- D.
LOGON
- 96.What technical Order (TO) gives information on preparing equipment for shipment?
- A.
-3 technical manuals
- B.
-4 technical manuals
- C.
Factory manuals
- D.
-1 technical manuals
- 97.The refrigerant on the air conditioner is always removed through the
- A.
Purge valve
- B.
Receiver outlet valve
- C.
Discharge service valve
- D.
Receiver inlet valve
- 98.During the operation of the EPU-6/E frequency converter the operator determines that one phase voltage is lower than the other two phases. What could cause this malfunction?
- A.
Burnt control transformer fuse
- B.
Improper SCR firing adjustment
- C.
Loose push-on connector on the output filter capacitor
- D.
Malfunctioning Transistor
- 99.Which time compliance technical orders (TCTO) has circled red X's with alternately spaced red diagionals bordering the first page?
- A.
Urgent
- B.
Immediate
- C.
Saftey
- D.
Routine
- 100.Which causes gray or white smoke to pour from the exhaust stack on the GTC?
- A.
Excessive engine exhaust temperature
- B.
Exessive engine rpm
- C.
Fuel mixing with the airflow
- D.
Oil that enters the airflow system
- 101.To charge the reciever on the MC-2A air compressor, ensure the air control valve is closed and
- A.
Open the receiver drain valve
- B.
Close the receiver drain valve
- C.
Let the engine idle
- D.
Open the dehydrator drain valve
- 102.The flowmeter on the MJ-2A-1 hydraulic test stand shows fluid
- A.
Flow in the high pressure system
- B.
Flow in the return system
- C.
Pressure in the high pressure system
- D.
Pressure in the return system
- 103.The best step in preventing abnormal amounts of carbon, moisture, and sludge build-up in a diesel engine, is to
- A.
Perform a preoperational check
- B.
Operate the unit at idle speed for long periods of time
- C.
Drain moisture from fuel system periodically
- D.
Avoid operating the engine for extended periods at no-load
- 104.The valves on a reciprocating compressor are operated by
- A.
Electrical input
- B.
Oil pressure
- C.
Air pressure
- D.
Pushrods
- 105.What is the fluid capacity and system pressure of the hydraulic pump on the B-6, 10 ton hydraulic tripod jack?
- A.
2.1 gallons at 2250 psi
- B.
1.5 gallons at 2200 psi
- C.
1.1 gallons at 2235 psi
- D.
1.0 gallons at 1135 psi
- 106.
- A.
Remove jackets or sweaters near a electrostatic sensitive device
- B.
Ground the electrostatic sensitive device by sliding it across a plastic surface prior to use
- C.
Make sure all electrostatic sensitive devices are properly marked
- D.
Handle electrostatic sensing devices by their pins
- 107.The Principle behind all electromechanical generation is
- A.
Commutation
- B.
Rectification
- C.
Electromagnetic induction
- D.
Conduction
- 108.After the refrigerant leaves the compressor on the MA-#D air conditioner, it flows through the
- A.
Condenser coils
- B.
Heat-sink coils
- C.
Receiver inlet valve
- D.
Evaporator coils
- 109.What component on the MA-3D air conditioner shuts off the compressors when refrigerant pressure entering the evaporator coil reaches 5 psi?
- A.
Low pressure cutout
- B.
Temperature control switch
- C.
High pressure cutout
- D.
Temperature controller
- 110.How often are service inspections required?
- A.
After maintenance
- B.
Once a week
- C.
After equipment is placed on the ready line
- D.
Once a day
- 111.What technical order (TO) contains the periodic inspection (PE) section?
- A.
Illustrated Parts TO
- B.
Lubrication chart TO
- C.
Overhaul TO
- D.
Operation and service TO
- 112.Which time compliance technical order (TCTO) has circled red X's with alternately spaced red diagionals bordering the first page?
- A.
Routine
- B.
Urgent
- C.
Immediate
- D.
Saftey
- 113.What component of the A/M32A-86D energizes to send power to the fuel gauge during operation?
- A.
Hourmeter, M4
- B.
Oil pressure switch, S53
- C.
Fuel oil pressure switch, S48
- D.
Oil pressure switch, S46
- 114.
- A.
Ensure minimum pressure in the oil chamber
- B.
Ensure minimum pressure to the felt pads
- C.
Prevent receiver air from flowing back to the compressor
- D.
Ensure minimum pressure to the condensate drain
- 115.The first step of troubleshooting heater equipment is
- A.
Verification
- B.
Isolation
- C.
Analysis
- D.
Recognition
- 116.
- A.
4
- B.
3
- C.
2
- D.
1
- 117.What part of an AC generator provides a connection between the rotating and stationary parts?
- A.
Slip Rings
- B.
Field Windings
- C.
Commutator
- D.
Armature
- 118.When filling and bleeding the system of the MJ-2A-1 hydraulic test stand, the resevoir selector valve must be in the
- A.
Stand position
- B.
Aircraft position
- C.
External position
- D.
Open position
- 119.In order for the A/M32A-86D to host a transformer rectifier, it must have a
- A.
JHAR100B model voltage regulator
- B.
K7 contactor installed
- C.
JHAR100C model voltage regulator
- D.
Larger capacity radiator
- 120.What medium is used to cool the MC-2A rotary vane compressor?
- A.
Air
- B.
Hydraulic Fluid
- C.
Water
- D.
Oil
- 121.After depot has repaired an item, they send copies of the Air Force Technical Order (AFTO) Form 375, Selected Support Equipment Repair Cost Estimate, to whom?
- A.
MAJCOM
- B.
Originating unit
- C.
Inventory manager
- D.
All of the above
- 122.A heat sink is used in soldering to
- A.
Apply heat to the component being soldered
- B.
Apply heat to the other components in the circuit
- C.
Prevent heat from damaging the component being soldered
- D.
Prevent heat from damaging other components in the circuit
- 123.Expanding or contracting the depletion region of a diode is called
- A.
Spiking
- B.
Biasing
- C.
Gating
- D.
Basing
- 124.
- A.
Series part of the circuit and divides according to branch resistance in the parallel portion
- B.
Parallel portion of the circuit and increases according to the component resistance in the series portion
- C.
Parallel portion of the circuit and increases according to component resistance in the parallel portion
- D.
Parallel portion of the circuit and divides according to component resistance in the series portion
- 125.On the A/M32A-60A generator, the starter motor relay is deenergized when the
- A.
Start switch opens
- B.
35 percent switch closes
- C.
Start switch closes
- D.
35 percent switch opens
- 126.In a parallel circuit, the total voltage is equal to the
- A.
The reciprocal of the voltage across the resistances
- B.
Sum of the voltages across each branch
- C.
Voltage across each branch
- D.
Voltage across each resistor
- 127.On the basic rotary compressor, what prevents air from leaving the discharge port while the intake port is taking air in?
- A.
Discharge valve
- B.
Stationery Barrier
- C.
Sliding Barrier
- D.
Rotating Barrier
- 128.A material deficiency exhibit tag can be identified by it's
- A.
Yellow color
- B.
Green color
- C.
Brown color
- D.
White color
- 129.The flowmeter on the MJ-2A-1 hydraulic test stand shows fluid
- A.
Pressure in the return system
- B.
Pressure in the high pressure system
- C.
Flow in the return system
- D.
Flow in the high pressure system
- 130.What medium is used to cool the MC-2A rotary vane compressor?
- A.
Air
- B.
Oil
- C.
Hydraulic Fluid
- D.
Water
- 131.The Integrated Maintenance Data System (IMDS) concept of using predefined screens to request input is known as
- A.
Screen processing
- B.
Menu processing
- C.
Desired screen
- D.
Footer bar
- 132.What controls the speed of retraction of the hydraulic cylinder assembly on the B-1 adjustable aircraft maintenance platform?
- A.
A handle on the bypass valve
- B.
The flow control valve
- C.
The upper structure assembly
- D.
The pump handle
- 133.Which time compliance technical orders (TCTO) has circled red X's with alternately spaced red diagonals bordering the first page?
- A.
Saftey
- B.
Urgent
- C.
Immediate
- D.
Routine
- 134.The purpose of the cooing system thermostat is to maintain correct engine
- A.
Coolant flow
- B.
Operating temperature
- C.
System pressure
- D.
Coolant temperature
- 135.On the A/M32A-60A, the ignition coil is energized by the
- A.
Fuel Level switch
- B.
Oil pressure switch
- C.
Turbine start switch
- D.
35 percent switch
- 136.Oil in the rotary vane compressor
- A.
Has high viscosity and is very inflammable
- B.
Lubricates the connecting rods
- C.
Permits it to be typed as a high pressure unit.
- D.
Forms a seal between the vanes and the stator
- 137.What is the condition of the component bearing a red tag?
- A.
Suspended
- B.
Reparable
- C.
Servicable
- D.
Condemned
- 138.The responsibility of a person to make good any loss, destruction, or damage of government property caused by misuse or neglect is what kind of liability?
- A.
Command
- B.
Pecuniary
- C.
Personal
- D.
Property
- 139.The potential difference between two points in a circuit that exerts a force on free electrons is called
- A.
Valence
- B.
Conductivity
- C.
Current
- D.
Voltage
- 140.In a series-wound DC motor, speed is controlled by the
- A.
Torque
- B.
Load
- C.
Armature
- D.
Field Winding
- 141.The maximum amperage load the transformer rectifier pack can maintain is
- A.
2500 amps for 30 seconds
- B.
1050 amps for 30 seconds
- C.
2050 amps for 30 seconds
- D.
2000 amps for 30 seconds
- 142.To start the self generating nitrogen servicing cart (SGNSC) the operator must place the ignition switch in the start position for no more than
- A.
5 seconds
- B.
20 seconds
- C.
15 seconds
- D.
10 seconds
- 143.Air Force Technical Order (AFTO) Form 350 serves as
- A.
A status and processing label.
- B.
A marking and processing tag.
- C.
An identification and processing tag.
- D.
An identification and staus tag
- 144.If the unit technical order (TO) and workcards conflict during an inspection, the procedure you should follow is
- A.
Unit TO information
- B.
Workcard requirements
- C.
Workcard requirements first, then TO information next
- D.
Locally establish directives
- 145.What component on the MA-3D air conditioner shuts off the compressors when refrigerant pressure entering the evaporator coil reaches 5 psi?
- A.
High pressure cutout
- B.
Temperature controller
- C.
Temperature control switch
- D.
Low pressure cutout
- 146.The weak points of the self-excited AC generator are the
- A.
Brushes, slip rings, and rotor
- B.
Commutator, rotor, and slip rings
- C.
Brushes, commutator, and rotor
- D.
Brushes, slip rings and commutator
- 147.The best method of repairing a lifted circuit track on a printed circuit board (PCB) is to
- A.
Bond it
- B.
Replace it with insulated wire
- C.
Glue it
- D.
Replace it with bare wire
- 148.During a gas turbine engine operation, the air is accelerated by the
- A.
Diffusers
- B.
Deswirl Ring
- C.
Exducers
- D.
Impellers
- 149.What component of the A/M32A-60A stops the engine when the fuel supply gets low?
- A.
Fuel level control relay, K26
- B.
Fuel level switch, S20
- C.
Fuel low level lockout switch, S18
- D.
Fuel level relay, K4
- 150.How does rectification take place in brushless AC generator?
- A.
Chemically
- B.
Mechanically
- C.
Electrically
- D.
Magnetically
- 151.How often are service inspections required?
- A.
After equipment is placed on the ready line
- B.
Once a week
- C.
After maintenance
- D.
Once a day
- 152.A diode placed in a circuit in reverse bias is being used as
- A.
A rectifier
- B.
A spike protector
- C.
A regulator
- D.
An amplifier
- 153.The transistor circuit that provides the main path for current flow is the
- A.
Emitter-base circuit
- B.
Emitter-source circuit
- C.
Base-collector circuit
- D.
Emitter-collector circuit
- 154.An expected usage level is established for all bench items except
- A.
Single issue items
- B.
Unit package items
- C.
Special requisition items
- D.
Reparable items
- 155.Which Method and Procedures Technical Order (MPTO) series contains miscellaneous information such as static grounding?
- A.
00-5 series
- B.
00-20 series
- C.
00-35 series
- D.
00-25 series
- 156.What position must the alarm switch on the EPU-6/E frequency converter be placed prior to operation?
- A.
Activate
- B.
Off
- C.
On
- D.
Inactive
- 157.The maximum amperage load the transformer rectifier pack can maintain is
- A.
2500 amps for 30 seconds
- B.
2000 amps for 30 seconds
- C.
1050 amps for 30 seconds
- D.
2050 amps for 30 seconds
- 158.On the A/M32-60A which chambers of the load control valve work together to ensure the butterfly valve opens smoothly?
- A.
Chambers 1 and 2
- B.
Chambers 1 and 3
- C.
Chambers 2 and 3
- D.
Chambers 2 and 4
- 159.The heat that changes the state of a substance, yet does not affect the temperature is called
- A.
Specific heat
- B.
Latent heat
- C.
Sensible heat
- D.
Super heat
- 160.In the MJ-2A-1 hydraulic test stand, the output volume of the high pressure pump is controlled by the
- A.
Flowmeter assembly
- B.
Flow control valve
- C.
Angle of the camplate
- D.
Volume control
- 161.A good solder cup connection shows the
- A.
Contour of the wire
- B.
Insulation
- C.
Wire number
- D.
Solder flux
- 162.The type of inspection that requires the most tear down of specific components is the
- A.
Special inspection
- B.
Daily inspection
- C.
Service inspection
- D.
Periodic inspection
- 163.The control junction of a transistor is the
- A.
Emitter-base junction
- B.
Emitter-collector junction
- C.
Emitter-source junction
- D.
Base-collector junction
- 164.What does the AC regulator of the A/M32A-60 use to determine the amount of adjustment the generator output needs?
- A.
DC voltmeter
- B.
Generator output current
- C.
Generator output voltage
- D.
AC ammeter
- 165.What are the two classes of Air Force publications?
- A.
Regulations and Manuals
- B.
Supplements and Regulations
- C.
Pamphlets and Manuals
- D.
Field and Departmental
- 166.Preventative maintenance for corrosion includes
- A.
Cleaning, inspecting, and marking
- B.
Cleaning, marking, and painting
- C.
Cleaning, inspecting, and painting
- D.
Inspecting, marking and painting
- 167.Which time compliance technical order (TCTO) are issued to correct unsafe conditions that could result in serious or fatal injury to personnel?
- A.
Saftey
- B.
Urgent
- C.
Routine
- D.
Immediate
- 168.The self generating nitrogen servicing cart (SGNSC) is categorized as a
- A.
Low-pressure air compressor
- B.
High volume air compressor
- C.
Low volume air compressor
- D.
High-pressure air compressor
- 169.Which could cause the butterfly valve to oscillate (continually open and close)?
- A.
Rate adjustment screw
- B.
Pneumatic thermostat
- C.
Hose Relief Valve
- D.
Load Valve
- 170.What section of the Illustrated Parts Breakdown (IPB) contains an explanation of the coding used in the IPB?
- A.
Section I. Introduction
- B.
Section II. Group assembly parts list
- C.
Section III. Numerical index
- D.
Section IV. Reference disignation
- 171.The three-phase induction motor does not require
- A.
Rotor
- B.
Stator
- C.
Starting Device
- D.
Slip
- 172.What is the capacity of the overflow tank on the oil cart?
- A.
1 Gallons
- B.
2.5 Gallons
- C.
3 Gallons
- D.
2 Gallons
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