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2a651 Eoc Practice Test All Volumes

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1.  (824) Which testing engine is equipped with a quick engine change (QEC) kit?
A.
B.
C.
D.
2.  (036) The grip length of a bolt should be a few thousandths of an inch shorter than the material it is holding to
A.
B.
C.
D.
3.  (007) Who is responsible for providing you with training on how to wear, use, and maintain personal protective equipment?
A.
B.
C.
D.
4.  (045) To prepare the engine fuel system for service after depreservation, you must flush the system with
A.
B.
C.
D.
5.  (036) How is a screw length measured?
A.
B.
C.
D.
6.  (609) The pulse generator inputs to the synchrophaser unit are used only
A.
B.
C.
D.
7.  (017) Which type of additional data is not provided in interactive electronic technical manuals (IETMS)?
A.
B.
C.
D.
8.  (003) Which program’s purpose is to ensure safe and healthy working conditions for all Air Force employees?
A.
B.
C.
D.
9.  (037) What type of pin is used in joints that carry shear loads and where the absence of clearance is essential?
A.
B.
C.
D.
10.  (440) What are the two main types of augmentor (afterburner) ignition systems?
A.
B.
C.
D.
11.  (217) The purpose of an augmentor (afterburner) in a jet engine is to
A.
B.
C.
D.
12.  (413) Which RGB component prevents oil in the oil tank from draining into the RGB rear case?
A.
B.
C.
D.
13.  (022) The primary goal of the ET&D program is to prevent or limit damage to turbine engines by
A.
B.
C.
D.
14.  (610) To reduce the noise and vibration levels, synchrophasing mode of governing maintains all the propellers at
A.
B.
C.
D.
15.  (403) What type of fuel control uses items such as thermocouples, relays, amplifiers, and solenoids to help control a jet engine?
A.
B.
C.
D.
16.  (836) What inspection is done on aircraft parts that require infrequent inspections?
A.
B.
C.
D.
17.  (614) What R391 Dowty propeller component translates piston and shaft movement to vary propeller blade angle?
A.
B.
C.
D.
18.  (611) When you perform a static blade transition check and abnormal noises are detected, the 54H60–91 propeller must be returned to depot. What AFTO form must be documented and accompany the propeller back to depot?
A.
B.
C.
D.
19.  (841) Which characteristic is the most common cause of bearing failure?
A.
B.
C.
D.
20.  (439) How many linear hydraulic actuators are used to deploy and stow the fan thrust on the F117-PW–100 engine?2.
A.
B.
C.
D.
21.  (827) The portable test cell is not equipped with a
A.
B.
C.
D.
22.  (023) What drives the creation of a CRP?
A.
B.
C.
D.
23.  (012) When a bench stock item has a type I shelf-life, it means the item
A.
B.
C.
D.
24.  (243) Which bearing is located in the fan drive turbine module on an F100–PW–220 engine?
A.
B.
C.
D.
25.  (233) What AE2100D3 nacelle access door contains a fire access door?
A.
B.
C.
D.
26.  (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.
27.  (409) Which type of oil system stores the oil in a tank fitted to the side of the engine?
A.
B.
C.
D.
28.  (821) How many primary air silencers are there on aircraft noise suppressors to help reduce turbine whine?
A.
B.
C.
D.
29.  (431) The T56 engine anti-icing solenoid valve is
A.
B.
C.
D.
30.  (826) The vertical baffles in the exhaust stack of the fixed test cell are designed to remove
A.
B.
C.
D.
31.  (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.
32.  (618) On an GTCP165 engine, air is compressed by the single-stage centrifugal compressor assembly, and then discharged into
A.
B.
C.
D.
33.  (815) What is used to support the fan and low pressure turbine?
A.
B.
C.
D.
34.  (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.
35.  (622) On a GTCP165 engine, the speed switch control does not control the engine during
A.
B.
C.
D.
36.  (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.
37.  (249) Which bearing is located in the LPT of the F119–PW–100 engine?
A.
B.
C.
D.
38.  (824) When testing a TF34 engine at test cell, which test is performed to ensure all operating limits and schedules from idle to maximum power are within limits?
A.
B.
C.
D.
39.  (218) When you handle jet engine bearings, you must change cotton gloves frequently because they
A.
B.
C.
D.
40.  (832) On a disassembled engine, a visual inspection of the combustion chamber is preferred over a borescope inspection because
A.
B.
C.
D.
41.  (604) On the 54H60–91 propeller, if the main filter becomes clogged, which valve opens to assure continued flow?
A.
B.
C.
D.
42.  (016) In which type of TO would you find a list of TOs for a specific category of equipment?
A.
B.
C.
D.
43.  (621) On a GTCP165 engine, which component shuts the engine down if the oil pressure drops below the safe minimum operating limit?
A.
B.
C.
D.
44.  (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.
45.  (407) What T56 engine controls the rotary movement of the fuel control metering valve?
A.
B.
C.
D.
46.  (009) Which provides a block-by-block explanation of how to document the AFTO Form 350 tag?
A.
B.
C.
D.
47.  (226) What is not a propeller brake positions?
A.
B.
C.
D.
48.  (021) What are the two classifications of failures in RCM?
A.
B.
C.
D.
49.  (810) The pressures used in the operation of the engine pressure ratio (EPR) system are the
A.
B.
C.
D.
50.  (201) Which type of duct would decrease the velocity and increase the pressure of a gas as it passes through?
A.
B.
C.
D.
51.  (423) Which item initially rotates the JFS?
A.
B.
C.
D.
52.  (430) On an F110-GE–129 engine, the anti-icing system prevents detrimental formation and accumulation of ice on front frame struts, forward centerbody, and
A.
B.
C.
D.
53.  (609) On the 54H60–91 propeller speed bias motor, when the control winding voltage is different from the reference-winding voltage, what results?
A.
B.
C.
D.
54.  (008) From what perspective does the RSS manage supply?
A.
B.
C.
D.
55.  (418) The slide-type resistor in the EGT circuit is used to
A.
B.
C.
D.
56.  (814) The filter selector switch on the vibration analyzer is used to
A.
B.
C.
D.
57.  (041) Which TO covers the disposition of engines removed from aircraft involved in mishaps?
A.
B.
C.
D.
58.  (832) Defects (such as cracks) found during combustion chamber borescope inspections
A.
B.
C.
D.
59.  (612) On the 54H60–91 propeller, to avoid being crushed after removing the dome shell during dome piston seal replacement, you should keep your fingers away from the
A.
B.
C.
D.
60.  (429) On an F108 engine, anti-ice air is ducted from which manifold?
A.
B.
C.
D.
61.  (047) Which maintenance platform can be adjusted from 3 to 7 feet?
A.
B.
C.
D.
62.  (214) Three types of turbine and vane assemblies used in jet engines are impulse, reaction, and
A.
B.
C.
D.
63.  (041) The shroud-type cover consists of a buildup of how many layers of wrap?
A.
B.
C.
D.
64.  (402) The purpose of a fuel/oil cooler in a fuel system is to
A.
B.
C.
D.
65.  (805) The fuel-flow indicator indicates the rate of fuel-flow as
A.
B.
C.
D.
66.  (249) What drives the IFM in the F119–PW–100 engine?
A.
B.
C.
D.
67.  (224) On the T56 turboprop engine, how many stages of reduction are in the RGB’s main reduction gear train?
A.
B.
C.
D.
68.  (415) What are microscopic metallic particles in the oil system called?
A.
B.
C.
D.
69.  (036) What type of bolt is used primarily in high-tension applications?
A.
B.
C.
D.
70.  (617) The pneumatic air bled from the small gas turbine engine cannot be used to
A.
B.
C.
D.
71.  (040) Operating procedures and practices that, if not strictly observed, may result in damage to equipment are shown in the maintenance manuals in the form of
A.
B.
C.
D.
72.  (220) Excessive bearing wear can usually be detected by
A.
B.
C.
D.
73.  (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.
74.  (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.
75.  (035) Which factor is not considered for borescope operator certification?
A.
B.
C.
D.
76.  (011) Which form is attached to items that are awaiting parts or maintenance?
A.
B.
C.
D.
77.  (008) Base Supply must deliver numerous parts to numerous organizations on a prioritized basis because of what difference in each organization?
A.
B.
C.
D.
78.  (602) On the 54H60–91 propeller, during normal propeller operation, the output of which pumps is used?
A.
B.
C.
D.
79.  (220) Which type of defect appears on bearings as a result of small particles of foreign material becoming lodged between the rollers?
A.
B.
C.
D.
80.  (010) If you need detailed information concerning the AF IMT 2005 codes and entries, refer to AFMAN
A.
B.
C.
D.
81.  (027) Which is not a Lead the Fleet/Pacer program objective?
A.
B.
C.
D.
82.  (413) Which type of oil pump is used on the T56 engine?
A.
B.
C.
D.
83.  (614) What R391 Dowty propeller assembly part provides an aerodynamic faring over the aft section of the hub?
A.
B.
C.
D.
84.  (002) What type of training is provided to help you learn the knowledge portion of your job?
A.
B.
C.
D.
85.  (015) The second part of a TO number gives the
A.
B.
C.
D.
86.  (817) Which piece of test equipment is used to troubleshoot a jet fuel starter (JFS) problem on an F–16 aircraft?
A.
B.
C.
D.
87.  (813) Which type of vibration transducer is made up of certain ceramic compounds and natural crystals?
A.
B.
C.
D.
88.  (409) Which type of oil system design places the oil cooler in the pressure subsystem?
A.
B.
C.
D.
89.  (048) What information is found in Part I of an AFTO Form 244?
A.
B.
C.
D.
90.  (413) How many scavenge oil pumps are located in the RGB?
A.
B.
C.
D.
91.  (019) Which TO covers information concerning the Air Force TO system?
A.
B.
C.
D.
92.  (439) The core reverser lock proximity sensors are mounted on the
A.
B.
C.
D.
93.  (025) A primary objective of the engine reporting system is to
A.
B.
C.
D.
94.  (035) What is the purpose of a borescope inspection on an engine?
A.
B.
C.
D.
95.  (043) To determine whether an engine stored in a shipping container is serviceable or repairable, look on the
A.
B.
C.
D.
96.  (830) What information is used as an aid in test facility inspections?
A.
B.
C.
D.
97.  (606) What is coordinated by the throttle in the controllable pitch range?
A.
B.
C.
D.
98.  (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.
99.  (415) Oil sampling intervals should not vary by more than
A.
B.
C.
D.
100.  (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.
101.  (835) A basic post-flight inspection (BPO) is done
A.
B.
C.
D.
102.  (219) The bearing removal tools that are most commonly used include
A.
B.
C.
D.
103.  (816) The engine remote trimmer enables you to adjust the
A.
B.
C.
D.
104.  (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.
105.  (001) Which squadrons form a maintenance group?
A.
B.
C.
D.
106.  (225) What is the total gear reduction ratio of the RGB?
A.
B.
C.
D.
107.  (410) On an F100-PW–220 engine, the air/oil coolers are mounted on the fan duct and use
A.
B.
C.
D.
108.  (424) On the F–15 secondary power system, what is used to stop the JFS starting cycle when the aircraft engine has accelerated to starter cutout speed?
A.
B.
C.
D.
109.  (812) What type of vibration causes unnecessary engine removals and unwarranted repairs?
A.
B.
C.
D.
110.  (441) The F100 engine augmentor’s primary nozzle actuator is driven by cables from the
A.
B.
C.
D.
111.  (419) A simple DC ignition system consists of vibrator,
A.
B.
C.
D.
112.  (042) Which container does not require warehouse facilities?
A.
B.
C.
D.
113.  (236) What percentage of the total engine thrust does the secondary airflow on the F108 engine produce?
A.
B.
C.
D.
114.  (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.
115.  (001) QA recommends possible corrective actions to which level?
A.
B.
C.
D.
116.  (233) What type of compressor rotor assembly is used on the AE2100D3 engine?
A.
B.
C.
D.
117.  (604) On the 54H60–91 propeller, which pump is used to feather or unfeather the propeller during static propeller operation?
A.
B.
C.
D.
118.  (039) Copper tubing is not used on jet engines because it
A.
B.
C.
D.
119.  (023) Who maintains accountability of CIRF assets and reports their status?
A.
B.
C.
D.
120.  (202) The tendency of an object at rest to remain at rest and the tendency of an object in motion to continue its motion in a straight line at the same speed is called
A.
B.
C.
D.
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