2a651 Eoc Practice Test All Volumes

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1.  (840) Turbine blade fatigue failure does not result from
A.
B.
C.
D.
2.  (622) During normal GTCP165 engine shutdown, what circuit trips to stop the engine?
A.
B.
C.
D.
3.  (220) Excessive bearing wear can usually be detected by
A.
B.
C.
D.
4.  (829) You can get information such as temperature and barometric pressure from equipment at the test cell site or from
A.
B.
C.
D.
5.  (433) Once the cooling airflow has done its job of cooling the turbine section, where does it go?
A.
B.
C.
D.
6.  (033) The Fluke 8025A multimeter control that is used to set the meter to check for AC and DC is the
A.
B.
C.
D.
7.  (612) On the 54H60–91 propeller, after the new packings are in place during dome piston seal replacement, you need to turn them so what color faces outward?
A.
B.
C.
D.
8.  (020) Who makes sure the AFTO IMT 22 is valid and warrants submission?
A.
B.
C.
D.
9.  (442) On an F110-GE–129 augmentor variable nozzle, uniform movement and geometric stability of the nozzle is provided by
A.
B.
C.
D.
10.  (224) On the T56 turboprop engine, how many stages of reduction are in the RGB’s main reduction gear train?
A.
B.
C.
D.
11.  (017) Which type of additional data is not provided in interactive electronic technical manuals (IETMS)?
A.
B.
C.
D.
12.  (839) Compressor section failure from a chain reaction due to blade-to-blade and blade-to-vane interference is known as
A.
B.
C.
D.
13.  (017) Which type of technical manual is divided into tasks that cover a particular maintenance action?
A.
B.
C.
D.
14.  (213) The parts on a can-annular combustion section must be removed in a specific order because of the
A.
B.
C.
D.
15.  (017) What section of the IPB contains an explanation of the coding used in the IPB?
A.
B.
C.
D.
16.  (407) What T56 engine controls the rotary movement of the fuel control metering valve?
A.
B.
C.
D.
17.  (808) The exhaust nozzle position indicating system found on engines with afterburners is important because it
A.
B.
C.
D.
18.  (607) On the 54H60–91 propeller, during an underspeed condition, what moves the pilot valve?
A.
B.
C.
D.
19.  (021) In RCM, which preventative maintenance task is a scheduled inspection to detect a potential failure condition?
A.
B.
C.
D.
20.  (016) In which type of TO would you find a list of TOs for a specific category of equipment?
A.
B.
C.
D.
21.  (233) On the AE2100D3, the forward engine mounts are located on the
A.
B.
C.
D.
22.  (827) The noise suppressor at a portable test cell is not equipped with
A.
B.
C.
D.
23.  (421) An F100-PW–100 engine augmentor igniter plug ionizes at a minimum rate of how many sparks per second?
A.
B.
C.
D.
24.  (841) Which characteristic is the most common cause of bearing failure?
A.
B.
C.
D.
25.  (204) Which type of horsepower is delivered to the propeller for useful work?
A.
B.
C.
D.
26.  (429) On an F108 engine, anti-ice air is ducted from which manifold?
A.
B.
C.
D.
27.  (001) When you are assigned to an aircraft maintenance squadron as an engine troop, to what flight will you most likely be assigned?
A.
B.
C.
D.
28.  (008) Which supply document provides a means for organizations to review all document numbers processed during the day by the SBSS?
A.
B.
C.
D.
29.  (819) When checking the turbine section, you do not measure
A.
B.
C.
D.
30.  (609) How much change in rpm does the compensating network in the synchrophaser unit allow the speed bias motor to correct?
A.
B.
C.
D.
31.  (620) On a GTCP165 engine, which signals are used by the fuel control unit to control engine operation?
A.
B.
C.
D.
32.  (604) On the 54H60–91 propeller, if the main filter becomes clogged, which valve opens to assure continued flow?
A.
B.
C.
D.
33.  (008) A specialized function of the supply mission is
A.
B.
C.
D.
34.  (611) When performing the blade tracking inspection on the 54H60–91 propeller, the calculated difference in blade tracks should not exceed what limit?
A.
B.
C.
D.
35.  (003) Occupational health is regulated by Air Force series
A.
B.
C.
D.
36.  (608) On the 54H60–91 propeller, after the NTS system actuator rod positions the mechanical linkage in the valve housing when a negative torque condition occurs, what component is shifted?
A.
B.
C.
D.
37.  (018) What category of TCTO is issued to correct unsafe conditions that can result in a fatality or serious injury to personnel?
A.
B.
C.
D.
38.  (612) The term “No. 320 grit” refers to which feature of sandpaper?
A.
B.
C.
D.
39.  (810) Inlet pressure (Pt2) is transmitted from its sensing point
A.
B.
C.
D.
40.  (803) An understanding of the operating principles of engine instruments will help you decide
A.
B.
C.
D.
41.  (004) How far does a propeller’s axis of rotation extend?
A.
B.
C.
D.
42.  (039) For a straight piece of tubing to remain serviceable, a dent must be less than what percentage of the tubing diameter?
A.
B.
C.
D.
43.  (613) On the 54H60–91 propeller, propeller balancing is not required if the propeller imbalance is at or below what level?
A.
B.
C.
D.
44.  (027) How many years ahead should participating units accelerate engines, modules, and accessories?
A.
B.
C.
D.
45.  (823) Before moving an aircraft into the hush house, you must inspect the aircraft
A.
B.
C.
D.
46.  (041) Preservation of a component being shipped is required when it is being returned to depot or stored for more than how many days?
A.
B.
C.
D.
47.  (606) What is coordinated by the throttle in the controllable pitch range?
A.
B.
C.
D.
48.  (036) What type of washer is used to prevent corrosion of dissimilar metals?
A.
B.
C.
D.
49.  (034) What is the maximum voltage that can be measured if the range button is set at 30 on the Fluke 8025A multimeter?
A.
B.
C.
D.
50.  (812) During vibration analysis, why is it necessary to measure all parameters to identify a vibration source?
A.
B.
C.
D.
51.  (225) What is the total gear reduction ratio of the RGB?
A.
B.
C.
D.
52.  (201) “The combination of decreased pressure above an airfoil, and the increased pressure below the airfoil produces lift” is best described by
A.
B.
C.
D.
53.  (243) Which bearing is located in the fan drive turbine module on an F100–PW–220 engine?
A.
B.
C.
D.
54.  (224) On the T56 turboprop engine, there are mounting pads on the aft side of the accessory drive for the fuel control, fuel pump, and
A.
B.
C.
D.
55.  (812) What type of vibration causes unnecessary engine removals and unwarranted repairs?
A.
B.
C.
D.
56.  (416) Which part of a generator acts as an automatic switching device, changing alternating current to direct current?
A.
B.
C.
D.
57.  (840) If the turbine nozzles are burned out uniformly around the whole annulus from an overtemperature condition, this is known as a
A.
B.
C.
D.
58.  (830) What information is used as an aid in test facility inspections?
A.
B.
C.
D.
59.  (213) Fuel that accumulates after a failed start is
A.
B.
C.
D.
60.  (230) What type of bearings support the T56 compressor rotor at the front and rear?
A.
B.
C.
D.
61.  (407) On the T56 engine, how many and what type of fuel pumps are contained in the fuel pump and filter assembly?
A.
B.
C.
D.
62.  (046) What is used to help remove moisture from an area where engines are stored?
A.
B.
C.
D.
63.  (247) How many hollow struts/inlet guide vanes are contained in the inlet fan case of the F119 engine?
A.
B.
C.
D.
64.  (609) Where is the pickup portion of the pulse generator located?
A.
B.
C.
D.
65.  (604) On the 54H60–91 propeller, which type of valve opens to allow the output of the standby pump to combine with the output of the main pump?
A.
B.
C.
D.
66.  (045) Engines inactive for over 180 days must have what accomplished?
A.
B.
C.
D.
67.  (420) The T56 engine speed-sensitive control lets electrical current flow to the fuel and ignition system at
A.
B.
C.
D.
68.  (031) What feature is common to all dial indicators?
A.
B.
C.
D.
69.  (602) On the 54H60–91 propeller, which cam disarms the NTS system linkage when the throttle is positioned in the beta range?
A.
B.
C.
D.
70.  (801) Aircraft power plant and engine intermediate maintenance technical orders (TO) contain information on troubleshooting. This information is presented in the form of
A.
B.
C.
D.
71.  (602) On the 54H60–91 propeller, hydraulic fluid is directed from the pump housing to the barrel assembly through what component?
A.
B.
C.
D.
72.  (805) The fuel system component of a jet engine that operates by using a water wheel concept is the
A.
B.
C.
D.
73.  (609) The pulse generator inputs to the synchrophaser unit are used only
A.
B.
C.
D.
74.  (036) What type of bolt is used primarily in high-tension applications?
A.
B.
C.
D.
75.  (024) Depot level support includes CLSS crews, depot maintenance support, maintenance assistance, and
A.
B.
C.
D.
76.  (604) On the 54H60–91 propeller, when the backup valve is opened, the hydraulic pressure routed to the governor pilot valve is used for which operation?
A.
B.
C.
D.
77.  (228) The amount of twisting deflection is determined by the
A.
B.
C.
D.
78.  (609) The fuel governing check switches are used to reset the propeller governor to what percentage of rpm in the alpha range?
A.
B.
C.
D.
79.  (235) Primary airflow in the F108 engine is through all of the following components except the
A.
B.
C.
D.
80.  (812) Forces acting to create vibration in a jet engine present a highly complex pattern. This is because the main rotor
A.
B.
C.
D.
81.  (440) What component heats augmentor fuel to provide better vaporization and combustion?
A.
B.
C.
D.
82.  (608) On the 54H60–91 propeller, what is the minimum psi required to release the feather latches and allow the piston to move forward?
A.
B.
C.
D.
83.  (404) Which stage of compressor air drives the augmenter fuel pump on an F100-PW–220 engine?
A.
B.
C.
D.
84.  (233) What AE2100D3 nacelle access door contains a fire access door?
A.
B.
C.
D.
85.  (609) Which board in the synchrophaser unit receives input signals that are compared together, modified, and used to control the speed bias motors?
A.
B.
C.
D.
86.  (032) What should you use for cleaning measuring tools?
A.
B.
C.
D.
87.  (211) In a dual-spool compressor, rpm of the N2 compressor are determined by the
A.
B.
C.
D.
88.  (249) Which bearing is located in the LPT of the F119–PW–100 engine?
A.
B.
C.
D.
89.  (419) Which unit of an AC ignition system develops 20,000 volts?
A.
B.
C.
D.
90.  (048) What information is found in Part I of an AFTO Form 244?
A.
B.
C.
D.
91.  (611) Which type of special inspection can be used to find minute cracks on a propeller blade?
A.
B.
C.
D.
92.  (623) The modulating and shutoff valve on a GTCP165 engine will be fully open at what percent rpm?
A.
B.
C.
D.
93.  (811) The direct oil pressure gauge on a test cell is connected to an engine oil pressure line. This configuration will indicate oil pressure without using wiring, indicator, or
A.
B.
C.
D.
94.  (413) Bleed air flowing through which component increases airflow through the cooler?
A.
B.
C.
D.
95.  (817) When connected to the engine, which piece of F100-PW–100 engine test equipment becomes an engine electronic control (EEC)?
A.
B.
C.
D.
96.  (826) Engines are mounted in the fixed test cell on a thrust stand or are suspended
A.
B.
C.
D.
97.  (406) What component is controlled by the AE2100D3 FADEC through the ENGINE START switch for normal engine shutdown or by the fire control handle for emergency shutdown?
A.
B.
C.
D.
98.  (807) The N2 tachometer generator is usually driven from the tachometer drive located on the
A.
B.
C.
D.
99.  (841) Bearing failure from moisture, lack of protective oils, improper handling, or improper storage could cause
A.
B.
C.
D.
100.  (030) You adjust a micrometer by turning the
A.
B.
C.
D.
101.  (826) In the fixed test cell, air for the engine intake comes through baffles located on the
A.
B.
C.
D.
102.  (616) For the R391 Dowty propeller, during flight operation, what directs the PCU to meter fine and coarse pitch oil to maintain 1020.7 rpm?
A.
B.
C.
D.
103.  (027) What is the purpose of the Lead the Fleet/Pacer programs?
A.
B.
C.
D.
104.  (413) The valve that allows fluid to flow in only one direction is the
A.
B.
C.
D.
105.  (415) The primary benefit of identifying an impending failure through the OAP is
A.
B.
C.
D.
106.  (012) Which item is one that a storage time period must be assigned to ensure that it will perform satisfactorily over a specified period of time?
A.
B.
C.
D.
107.  (420) On early ignition systems, what is the purpose of compositors in an ignition system?
A.
B.
C.
D.
108.  (020) Which AFTO IMT 22 recommendation would you submit which, if not corrected, could cause personnel injury or damage to equipment or property?
A.
B.
C.
D.
109.  (036) Proper bolt length allows a minimum of how many threads protruding the nut?
A.
B.
C.
D.
110.  (608) On the 54H60–91 propeller, when feathering the propeller, what acts on the mechanical linkage to open the feather actuating valve?
A.
B.
C.
D.
111.  (437) The T56 engine component that allows 14th-stage air to close the bleed air valves is the
A.
B.
C.
D.
112.  (250) What is the nozzle module mounted to on the F119–PW–100 engine?
A.
B.
C.
D.
113.  (023) When a CIRF ships a replacement asset to a deployed unit, who is responsible for ensuring all appropriate documentation is completed?
A.
B.
C.
D.
114.  (203) Which section of a jet engine introduces and burns fuel?
A.
B.
C.
D.
115.  (001) Who monitors flying and maintenance schedules, and maintains visibility of fleet health indicators?
A.
B.
C.
D.
116.  (839) What section of a compressor blade is most likely to fail?
A.
B.
C.
D.
117.  (827) The vibration pickups on the portable test cell are cooled by
A.
B.
C.
D.
118.  (834) During what inspection phase are operational checks made according to the technical order (TO)?
A.
B.
C.
D.
119.  (248) Which is not a part of the core module of a F119–PW–100 engine?
A.
B.
C.
D.
120.  (222) Which component reduces the engine rotor speed to the rpm required for accessories?
A.
B.
C.
D.
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