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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 - A pressurized aeroplane is operated at FL 300. It undergoes a rapid decompression so that the pressure in the cabin goes quickly down to the outside pressure value. What happens concerning the oxygen system?
2 - An asymmetric loading (p-factor) on the propeller exists..
3 - Automatic temperature control of the system as shown, would be accomplished by:
4 - If one of the 12 cells of a Lead-acid battery has a broken connection rendering it inoperable, the battery:
5 - Which is the correct statement regarding a large aircraft fitted with both inboard and outboard ailerons?
6 - In the air-conditioning system of many transport-category aeroplanes, the reduction of air temperature and pressure is achieved by:
7 - An aeroplane equipped with irreversible flight controls:
8 - The high Altitude Radio Altimeter uses the following wavelengths:
9 - If an abortive start (hung start) occurs when starting a gas turbine engine, the correct action is to:
10 - Thermal plugs are installed in:
11 - What is breathed in when using a passenger oxygen mask?
12 - If the cabin altitude rises (aircraft in level flight), the differential pressure:
13 - The power output of a piston engine can be calculated by:
14 - On what principle does a fuel flow meter work?
15 - When a landing gear wheel is hydroplaning, its friction factor is equal to:
16 - An artificial feel unit is necessary in the pitch channel of a flight control system when:
17 - The term 'pressure cabin' applies when an aeroplane:
18 - An aeroplane whose maximum approved passenger seating configuration is 201 to 300 seats must be equipped with at least:
19 - The voltage regulator of a DC generator is connected in:
20 - Connecting two 12 volt 40 ampere-hour capacity batteries in series will result in a total voltage and capacity respectively of:
21 - A pilot can determine the amount of oxygen in a bottle by observing its:
22 - The expression "primary flight control" applies to the: 1) elevator 2) speed brake 3) lift-augmentation devices 4) roll spoilers. The combination that regroups all of the correct statements is:
23 - In case of engine failure during flight the blades of a constant speed propeller in a single engine aeroplane, not fitted with feathering system
24 - For fail safe designed structural components: 1. there is more than one load carrying component. 2. one load carrying component is sufficient, provided it is strong enough. 3. the component is removed at the end of the calculated life time or number of cycles. 4. the design is based on the principle of redundancy of components. The combination that regroups all of the correct statements is:
25 - A reverse thrust door warning light on the flight deck instrument panel illuminates when:
26 - VLE is the maximum:
27 - A rich mixture setting has to be used during climb segments. This results in a:
28 - In aviation, the reflection on ionosphere layers phenomenon is used in the following frequencies:
29 - A servo tab moves:
30 - If air is tapped from a gas turbine HP compressor, the effect on the engine pressure ratio (EPR) and the exhaust gas temperature (EGT) is that:
31 - The colour of a fresh synthetic hydraulic fluids is:
32 - A fixed gas-turbine engine fire-extinguishing system typically uses:
33 - The voltage of a fully charged lead-acid battery cell is:
34 - The purpose of a diluter demand regulator in an oxygen system is to:
35 - Cockpit indications associated with a windscreen heating system usually comprise:
36 - The frequency which corresponds to a wavelength of 12 cm is:
37 - Load shedding means:
38 - The ventilation system in a fuel tank:
39 - A 'fan' stage of a ducted-fan turbine engine is driven by:
40 - Fuel flow information for gas turbine engines is:
41 - When a bimetallic strip is used as a switch in a fire detection loop, a fire alarm is triggered after a delay. The purpose of this delay is to:
42 - By-pass turbine engines are mainly used in commercial aviation, because:
43 - Which of these statements about a gust lock system are correct or incorrect? 1) A gust lock can be used in flight to reduce the effects of turbulence. 2) Reversible flight controls should have a gust lock.
44 - Assuming the initiating cause is removed, which of these statements about resetting are correct or incorrect? 1) A fuse is not resettable 2) A circuit breaker is not resettable.
45 - Most large conventional aeroplanes are not provided with aileron and rudder trim tabs. Is it still possible to trim these control surfaces?
46 - If the ground wire between the magnetos and the ignition switch becomes disconnected the most noticeable result will be that:
47 - The excess cabin altitude alerting system must operate to warn the crew at:
48 - The essential difference between aircraft AC alternators and DC generators (dynamos) is that the:
49 - Concerning electrically powered thermal ice-protection devices, the only correct statement is:
50 - The automatic ground spoiler extension system is normally activated during landing by:
51 - When operating two AC generators unparalleled, the phase relationship of each generator:
52 - Max. Exhaust Gas Temperature is theoretically associated with:
53 - Trimming of aileron and rudder in an irreversible flight control system:
54 - On detection of a persistent phase unbalance on an AC generator connected to the aircraft mains, with another AC generator, the protection device opens:
55 - When a wing bends upwards, aileron flutter might occur if the aileron deflects:
56 - In an aeroplane utilising a constant frequency AC power supply, DC power is obtained from a:
57 - The type of brake unit found on most transport aeroplanes is a:
58 - The advantage of mounting the tailplane on top of the vertical stabilizer (a "T-tail" configuration) is:
59 - The wavelength of a radio signal transmitted at the frequency 118.7 MHz is:
60 - The types of fuel tanks used on transport aircraft are:
61 - An aircraft with a pressurized cabin flies at FL310. Following a malfunction of the pressure controller, the outflow valve runs to the open position. Given: VZc: Cabin rate of climb indication Zc: Cabin pressure altitude DELTA P: Differential pressure. This will result in a:
62 - When changing power on engines equipped with constant-speed propeller, engine overload is avoided by:
63 - Assuming cabin differential pressure has reached the required value in normal flight conditions, if flight altitude and air conditioning system setting are maintained:
64 - In a vapour cycle cooling system what is the purpose of the condenser?
65 - A cantilever wing is:
66 - According to EASA CS-25 failure-condition classifications, the worst effect of a MINOR failure condition on the aeroplane may be:
67 - Given a conventional transport aeroplane with irreversible flight controls on the ground with engines running. Which of these statements about rudder trim actuation is correct?
68 - A flight control surface actuator is said to be "reversible" when:
69 - In a bootstrap cooling system the supply air is first:
70 - 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:
71 - The frequency of the current provided by an alternator depends on:
72 - Large transport aeroplane hydraulic systems usually operate with a system pressure of approximately:
73 - For a subsonic airflow, in a divergent duct the:
74 - The fuselage of an aircraft consists, among others, of stringers whose purpose is to:
75 - The very rapid magnetic field changes (flux) around the primary coil in a magneto are accomplished by the:
76 - The function of ribs in a wing is to:
77 - Under EASA Air OPS Part-CAT (CAT.IDE.A.250), an aeroplane with a maximum operational passenger seating configuration (MOPSC) of 7 to 30 seats must be equipped in the passenger compartment with at least:
78 - On an aeroplane, the Krueger flaps are:
79 - 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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80 - A SANDWICH structural part is:
81 - A composite structural component consists of:
82 - The capacity of a battery is expressed in terms of:
83 - A relay is:
84 - According to EASA CS the allowable average failure probability per flight hour for a MINOR FAILURE should be in the order of:
85 - In a free turbine engine:
86 - A "trip-free" type circuit breaker is a circuit protection device which:
87 - Which of these statements about rudder limiting are correct or incorrect? 1) A rudder ratio changer system reduces the rudder deflection for a given rudder pedal deflection as the IAS increases. 2) A variable stop system limits both rudder and rudder pedal deflection as the IAS increases.
88 - The reason for the trim switch on a control column to consist of two separate switches is
89 - The octane rating of a fuel and compression ratio of a piston engine have which of the following relations?
90 - When powering up a hydraulic system, the level in the reservoir will:
91 - The de-icing system which is mostly used for the wings of modern turboprop aeroplanes is:
92 - The range of movement of a control surface is limited by:
93 - The thrust reversers of jet engines may use clamshell doors in order to:
94 - The air-conditioning pack of a present-day aircraft consists of several components: these include two heat exchangers the primary exchanger (P) and the secondary exchanger (S). The functions of these heat exchangers are as follows:
95 - An aircraft with a pressurized cabin is settled at its cruise level. During the flight, a malfunction of the pressure controller is detected by the crew and the cabin altitude rate indicator reads -200ft/min. Given that: DELTA P: Differential pressure Zc: Cabin altitude
96 - In an aircraft electrical system where AC generators are not paralleled mounted, the changeover relay allows:
97 - A FAIL SAFE airframe construction design is:
98 - Hydraulic fluids must have the following characteristics 1. thermal stability 2. low emulsifying characteristics 3. corrosion resistant 4. good resistance to combustion 5. high compressibility 6. high volatility 7. high viscosity. The combination regrouping all the correct statements is:
99 - Aircraft is descending in straight flight with the spoilers deployed. If a pilot initiates a descending turn to the left the:
100 - An aeroplane equipped with reversible flight controls:
101 - The correct order of decreasing freezing points of the three mentioned fuels is:
102 - The purpose of a battery control unit is generally to isolate the battery 1 - from the bus when the battery charge has been completed 2 - when there is a battery overheat condition 3 - in case of an internal short circuit 4 - in case of a fault on the ground power unit. The combination which regroups all of the correct statements is:
103 - An aeroplane whose maximum approved passenger seating configuration is 61 to 200 seats must be equipped with at least:
104 - What is (are) the damping element(s) in a landing gear shock absorber used on larger aircraft?
105 - According to EASA CS-25 failure-condition classifications, the worst effect of a MAJOR failure condition on occupants excluding flight crew may be:
106 - The hydraulic system that works correctly is shown in the figure:
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107 - Flutter results from two deformation modes which are:
108 - During flight the yaw pedals are used to control:
109 - With respect to a piston engine aircraft, ice in the carburettor:
110 - The advantages of fly-by-wire control are: 1) Reduction of the electric and hydraulic power required to operate the control surfaces. 2) Lesser sensitivity to lightning strike. 3) Direct and indirect weight saving through simplification of systems. 4) Immunity to different interfering signals. 5) Improvement of piloting quality throughout the flight envelope. The combination regrouping all the correct statements is:
111 - The inner layer of a heated windscreen is made of:
112 - Smoke detectors fitted on transport aircraft are of the following type:
113 - The tanks of a hydraulic system are pressurized:
114 - Generally, for large aeroplanes, electrical heating for ice protection is used on:
115 - Shimmy occurs on the nose wheel landing gear during taxiing when 1. the wheels tend to describe a sinusoidal motion on the ground 2. the wheels no longer respond to the pilot's actions This effect is overcome by means of: 3. the torque link 4. a damper associated with the steering cylinder. The combination of correct statements is:
116 - A static inverter is a:
117 - Oil consumption is mainly due to
118 - 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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119 - 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) Reversible flight controls should have a gust lock.
120 - In a single spool gas turbine engine, the compressor RPM is:
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