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Exam simulation Aircraft General Knowledge - Airframe, Systems, Powerplant ATPL - Airline Transport Pilot license

Exam simulation ATPL Aircraft General Knowledge - Airframe, Systems, Powerplant 120 questions on 120 minutes

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1 - Shuttle valves will automatically:
2 - Electrically powered ice protection devices on aircraft are:
3 - In the air-conditioning system of many transport-category aeroplanes, the reduction of air temperature and pressure is achieved by:
4 - Which of these statements about structural design principles are correct or incorrect? 1) The DAMAGE TOLERANCE principle takes cracking of the structure into account. 2) The SAFE LIFE principle is based on the replacement of parts after a given number of cycles or flight hours.
5 - The oil system for a piston engine incorporates an oil cooler that is fitted:
6 - The purpose of bonding the metallic parts of an aircraft is to: 1 - prevent electrolytic corrosion between mating surfaces of similar metals. 2 - ensure zero voltage difference between aircraft components. 3 - isolate all components electrically. 4 - provide a single earth for electrical devices. The combination that regroups all of the correct statements is:
7 - A pneumatic de-icing system should be operated:
8 - The power output of a piston engine can be calculated by:
9 - If one of the 12 cells of a Lead-acid battery has a broken connection rendering it inoperable, the battery:
10 - In a vapour cycle cooling system what is the purpose of the condenser?
11 - During climb with constant throttle and RPM lever setting (mixture being constant) the:
12 - On a large pressurised transport aeroplane, the maximum cabin differential pressure is approximately:
13 - Pneumatic mechanical ice protection systems are mainly used for:
14 - Evacuation slide inflation is ensured by:
15 - The high Altitude Radio Altimeter uses the following wavelengths:
16 - The correct order of decreasing freezing points of the three mentioned fuels is:
17 - The function of a constant speed drive (CSD) is to ensure:
18 - Oil consumption is mainly due to
19 - Regarding fire detection, Ion detectors are used to detect:
20 - The purpose of stringers, used in fuselage construction, is to:
21 - In the stator of a turbine, the speed V and static pressure Ps vary as follows:
22 - Where are flight spoilers fitted?
23 - Significant torsion effects in a wing during flight can be caused by:
24 - The ventilation system in a fuel tank:
25 - According EASA CS-25 the worst effect of a HAZARDOUS Condition on the aeroplane could be:
26 - The torque of an aeroplane engine can be measured at the:
27 - Cockpit indications associated with a windscreen heating system usually comprise:
28 - The colour of a fresh synthetic hydraulic fluids is:
29 - The principle of the SAFE LIFE design of an aircraft is based on the:
30 - On an aircraft, the Krueger flap is a:
31 - The fuel temperature, at which, under standard conditions, the vapour ignites in contact with a flame and extinguishes immediately, is the:
32 - The true statement among the following in relation to the application of Ohm's law is:
33 - Rudder trim adjustment in an aeroplane with irreversible flight controls is:
34 - A rectifier is a unit that:
35 - The speed of an asynchronous four-pole motor fed at a frequency of 400 Hertz is:
36 - Engine temperature limitations of a gas turbine engine are usually imposed due to temperature limitations on the:
37 - Which of these statements about structure design principles are correct or incorrect? 1) In structural design, FAIL SAFE implies redundant load paths. 2) A SAFE LIFE structure is based on a declared number of cycles or time period.
38 - If the control stick of an aircraft with properly rigged flight controls is moved rearward and to the left, the right aileron will move:
39 - On an aircraft provided with resistance and capacitance variation type fire detection loops, a fire alarm is initiated by a temperature increase detected:
40 - If the control stick of an aircraft is moved forward and to the right, the left aileron will move:
41 - A thermal circuit breaker:
42 - For most large aeroplanes, spoilers are:
43 - With engine fire alarm activated, the extinguisher discharge:
44 - 'Frequency wild' in relation to a AC generation system means the generator:
45 - In general, in twin-engine aeroplanes with 'constant speed propeller'
46 - The primary purpose of the reverse current relay is to:
47 - Which of these statements about a gust lock system are correct or incorrect? 1) There should be suitable design precautions to prevent flight with the gust lock engaged. 2) There is no need for a gust lock on reversible flight controls.
48 - Fire precautions to be observed before refuelling are:
49 - The chemical oxygen generator is a system 1. which is inexpensive 2. requiring no external input 3. which is lightweight 4. requiring no maintenance 5. with adjustable flow rate 6. which is unsafe. The combination regrouping all the correct statements is:
50 - The logic symbol shown represents (assuming positive logic):
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51 - Under EASA Air OPS Part-CAT (CAT.IDE.A.240), in a non-pressurised aeroplane, supplemental oxygen for at least 10% of the passengers is required after the first 30 minutes when the pressure altitude is:
52 - Emergency extension of landing gear systems can be performed: 1. with compressed CO2. 2. with compressed nitrogen. 3. with compressed oxygen. 4. by mechanical/manual means. 5. by freefall. The combination that regroups all of the correct statements is:
53 - Which of these statements about a gust lock system are correct or incorrect? 1) Irreversible flight controls should have a gust lock. 2) Manual flight controls should have a gust lock.
54 - The main advantage of a constant speed propeller as compared to a fixed pitch propeller is a:
55 - The safety precautions to be taken whenever using oxygen are 1. refrain from smoking, avoid sparks. 2. Avoid operation of radio communication equipment. 3. Operate oxygen system valves slowly. 4. Avoid greasy matter. The combination regrouping all the correct statements is:
56 - Max. Exhaust Gas Temperature is theoretically associated with:
57 - What can be the consequence during a descent with a fully open throttle if the waste gate is seized ?
58 - An EGT (Exhaust Gas Temperature) indicator for a piston engine is used to:
59 - On an aircraft landing gear, an under-inflated tyre:
60 - Alternating current can be derived from direct current by:
61 - The output of a generator is controlled by:
62 - Which of the following parts is a typical semiconductor part?
63 - In jet aeroplanes the 'thermal anti-ice system' is primarily supplied by
64 - 'Fail safe construction' is:
65 - The fuel-oil heat exchanger:
66 - In an aircraft electrical system where AC generators are not paralleled mounted, the changeover relay allows:
67 - In a pressurized aircraft whose cabin altitude is 8000', a crack in a cabin window makes it necessary to reduce the differential pressure to 5 psi. The flight level to be maintained in order to keep the same cabin altitude is:
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68 - An aeroplane whose maximum approved passenger seating configuration is greater than 600 seats must be equipped with at least:
69 - The power of a piston engine decreases during a climb with a constant power lever setting because of the decreasing:
70 - With which instrument(s) do you monitor the power output of an aeroplane fitted with a fixed pitch propeller?
71 - On a large transport aeroplane, the auto-slat system:
72 - The installation and use of on-board oxygen generators is such that 1 - the smoking ban is imperative when used 2 - in case of accidental drop of the 'continuous flow' passenger masks, no crew action is required 3 - no trace of grease must be found in the system assembly 4 - the system's filling adaptors must be greased with non-freezing or graphite grease The combination which regroups all of the correct statements is:
73 - According EASA CS-25 the worst effect of a CATASTROPHIC FAILURE on the flight crew could be:
74 - An electrically activated and operated fuel valve is called a/an:
75 - When powering up a hydraulic system, the level in the reservoir will:
76 - The frequency of the current provided by an alternator depends on:
77 - Hydraulic fluids commonly used in large transport-category aeroplanes are:
78 - The automatic ground spoiler extension system is normally activated during landing by:
79 - If the cabin altitude rises (aircraft in level flight), the differential pressure:
80 - Why are flaps and slats fitted to aeroplanes?
81 - An asymmetric loading (p-factor) on the propeller exists ..
82 - On an airplane, the Krueger flaps are:
83 - Large transport aeroplane hydraulic systems usually operate with a system pressure of approximately:
84 - Which of these statements about the wing structure is correct?
85 - The advantages of alternating current on board an aircraft are: 1. simple connection 2. high starting torque 3. flexibility in use 4. lighter weight of equipment 5. easy to convert into direct current 6. easy maintenance of machines. The combination of correct statements is:
86 - The Auxiliary Power Unit (APU) has its own AC generator that:
87 - A primary stop is mounted on an elevator control system in order to:
88 - The "constant speed propeller" has:
89 - A gaseous sensor/responder tube fire sensor is tested by
90 - The elements specifically protected against icing on transport aircraft are 1) engine air intake and pod. 2) front glass shield. 3) radome. 4) pitot tubes and waste water exhaust masts. 5) leading edge of wing. 6) cabin windows. 7) trailing edge of wings. 8) electronic equipment compartment The combination regrouping all the correct statements is:
91 - In a single spool gas turbine engine, the compressor RPM is:
92 - Reference should be made to the fuel supply system shown in annex. In flight, with centre tank empty and APU operating, a fuel unbalance is detected (quantity in tank 1 < quantity in tank 2). Rebalancing of the two tanks is:
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93 - Usually, in conductive materials:
94 - In computer technology, an output peripheral is a:
95 - In a fuel system, the oil to fuel heat exchanger allows:
96 - The gas turbine illustrated is of the following type:
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97 - Which of these statements about a gust lock system are correct or incorrect? 1) There is no need for a gust lock on irreversible flight controls. 2) There is no need for a gust lock on manual flight controls.
98 - The voltage regulator of a DC generator is connected in:
99 - The purpose of a trim tab (device) is to:
100 - Which of these statements about trimming in an irreversible flight control system of a conventional aeroplane are correct or incorrect? 1) The zero force position of the control column does not change when using the elevator trim. 2) The zero force position of the control wheel does not change when using the aileron trim.
101 - On transport aeroplanes, cockpit windows are normally protected against icing by:
102 - On large aeroplanes equipped with power brakes, the main source of power is derived from:
103 - According EASA CS-25 the worst effect of a MAJOR FAILURE on the flight crew could be:
104 - On many small piston-engine aeroplanes fitted with constant-speed propellers, blade pitch is changed:
105 - By-pass turbine engines are mainly used in commercial aviation, because:
106 - A warning device alerts the crew in case of an excessive cabin altitude. This warning must be triggered on reaching the following altitude:
107 - An engine fire in a large transport aircraft is indicated by a:
108 - The replenishment of an onboard oxygen bottle must be done:
109 - Which of these statements regarding most gust lock systems is correct?
110 - Smoke detector systems are installed in the
111 - When the AC generators are connected in parallel, the reactive loads are balanced by means of the:
112 - According to EASA CS-25 failure-condition classifications, the worst effect of a MAJOR failure condition on occupants excluding flight crew may be:
113 - In a bootstrap system, the purpose of the heat exchangers is to:
114 - In an aircraft hydraulic system, a hydraulic fuse is used primarily:
115 - For a turbine engine, the self-sustaining speed relates to the minimum RPM at which the engine:
116 - Most large conventional aeroplanes are not provided with aileron and rudder trim tabs. Is it still possible to trim these control surfaces?
117 - Which of these statements regarding cockpit windows are correct or incorrect? I. On some aeroplanes the cockpit windows have an additional speed restriction, related to bird impact, when window heating is inoperative. II. Cockpit side windows are always provided with a de-icing system.
118 - On-board electrical systems are protected against faults of the following type: 1) AC generator over-voltage 2) AC generator under-voltage 3) over-current 4) over-speed 5) under-frequency 6) undue vibration of AC generators. The combination of correct statements is:
119 - The fuel cross-feed system:
120 - When a landing gear wheel is hydroplaning, its friction factor is equal to:
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