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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 - Which of the following statements, relating to the application of Ohm's Law, is the most correct?
2 - In computer technology, an output peripheral is a:
3 - Because of the input/output relationship of an OR gate, it is often referred to as the:
4 - According EASA CS25 the worst effect of a CATASTROPHIC FAILURE on the fight crew could be:
5 - The power output of a piston engine can be calculated by:
6 - Assuming cabin pressure decreases, the cabin rate of climb indicator should indicate:
7 - The principle of the SAFE LIFE design of an aircraft is based on the:
8 - On a modern large pressurized transport aircraft, the maximum cabin differential pressure is approximately:
9 - Batteries are rated in:
10 - When a persistent over-excitation fault is detected on only one AC generator, the protection device opens the:
11 - The heating facility for the windshield of an aircraft is:
12 - If the control stick of an aircraft with properly rigged flight controls is moved rearward and to the left, the right aileron will move:
13 - A volumetric top off valve on small aircraft typically works on the principle of:
14 - Assuming cabin differential pressure has reached the required value in normal flight conditions, if flight altitude and air conditioning system setting are maintained:
15 - A propeller blade is twisted, so as to
16 - On an aircraft, the Krueger flap is a:
17 - 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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18 - The services connected to a supply bus-bar are normally in:
19 - 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?
20 - A 'trip-free' type circuit breaker is a circuit protection device which:
21 - An artificial feel unit is necessary in the pitch channel when:
22 - Torsion in a wing can be caused by:
23 - The accessory units driven by the accessory gearbox of a turbo-jet engine are the 1. tacho-generator N1 2. tacho-generator N2 3. thrust reverser pneumatic motors 4. AC generator and its Constant Speed Unit (CSD) 5. oil pumps 6. hydraulic pumps 7. high pressure fuel pumps The combination regrouping all the correct statements is:
24 - Power plant fire extinguishers are operated by:
25 - A CSD unit which has been disconnected in flight:
26 - Which statement is correct concerning the effect of the application of carburettor heat?
27 - The use of a hot air wing anti-icing system:
28 - Parameters to monitor a hydraulic system in the cockpit can be:
29 - When excessively leaning the mixture for a better fuel economy, but still on the rich side of the peak EGT, the following engine parameter(s) may exceed their normal operating ranges:
30 - The alternators, when connected, are usually connected:
31 - 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.
32 - 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 decreases.
33 - Where are flight spoilers fitted?
34 - The advantages of fly-by-wire control are 1. reduction of the electric and hydraulic power required to operate the control surfaces2. lesser sensitivity to lightning strike3. direct and indirect weight saving through simplification of systems4. immunity to different interfering signals5. improvement of piloting quality throughout the flight envelop The combination regrouping all the correct statements is:
35 - An artificial feel system:
36 - A pneumatic de-icing system should be operated:
37 - The 'slipstream effect' of a propeller is most prominent at:
38 - On starting, in a brushless AC generator with no commutator rings, the generator is activated by:
39 - Over-tensioned cables in a flight control system could result in:
40 - 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:
41 - In a bootstrap system, the purpose of the heat exchangers is to:
42 - The crankcase is the component which:
43 - An airplane whose maximum approved passenger seating configuration is 7 to 30 seats must be equipped with at least:
44 - The useful work area in an ideal Otto engine indicator diagram is enclosed by the following gas state change lines
45 - The bending loads on a cantilever wing due to lift are carried by the:1. upper skin surface.2. lower skin surface.3. wing root fairing.4. spar or spars.The combination that regroups all of the correct statements is:
46 - The richness of a fuel/air mixture ratio is the:
47 - 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:
48 - The purpose of a diluter demand regulator in an oxygen system is to:
49 - Evacuation slide inflation is ensured by:
50 - The mixture control for a carburettor achieves its control by:
51 - Trailing edge flaps:
52 - When in flight, a piston engine is stopped and the propeller blade pitch angle is near 90°, the propeller is said to be...
53 - In general, in twin-engine aeroplanes with 'constant speed propeller'
54 - The purpose of an accumulator in a hydraulic system is:
55 - The elevators of a conventional airplane are used to provide rotation about the:
56 - The true statement among the following in relation to the application of Ohm's law is:
57 - 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 ?
58 - The Instrument Landing System (ILS) uses the following wavelengths:
59 - On an airplane, the Krueger flaps are:
60 - The Auxiliary Power Unit (APU) has its own AC generator that:
61 - If the cabin altitude rises (aircraft in level flight), the differential pressure:
62 - The purpose of the 'Pressure Relief Valve' in a high pressure oxygen system is to:
63 - The function of the selector valve is to:
64 - Connecting two 12 volt 40 ampere-hour capacity batteries in series will result in a total voltage and capacity respectively of:
65 - For a piston engine, the ideal fuel/air mixture corresponding to a richness of 1 is obtained for a weight ratio of:
66 - On a modern aeroplane, to avoid the risk of tyre burst from overheating, due for example to prolonged braking during an aborted take-off, there is:
67 - If one of the 12 cells of a lead-acid battery is dead, the battery:
68 - The reason for the trim switch on a control column to consist of two separate switches is
69 - A 'fan' stage of a ducted-fan turbine engine is driven by:
70 - A magnetic circuit breaker:
71 - If the pressure in the cabin tends to become lower than the outside ambient air pressure the:
72 - The most common material used in the construction of gearbox casings is:
73 - Which controls act together in a V-tail aircraft?
74 - When an 'open circuit' occurs in an electrical supply system, the:
75 - The main purpose of a constant speed drive unit is to:
76 - A pressure relief valve that does not fit on its seat properly would result in
77 - The reason for the fact that an aeroplane designed for long distances cannot simply be used for short haul flights at higher frequencies is that
78 - The main purpose of a turbocharger is to:
79 - The disadvantages of axial flow compressors compared to centrifugal flow compressors are 1 - expensive to manufacture 2 - limited airflow 3 - greater vulnerability to foreign object damage 4 - limited compression ratio The combination of correct answers is:
80 - In modern aircraft, a pilot can actuate the feather system by:
81 - One design method to avoid control surface flutter is:
82 - If an abortive start (hung start) occurs when starting a gas turbine engine, the correct action is to:
83 - The expression "secondary flight control" applies to the: 1) trimmable stabilizer 2) rudder 3) speed brake 4) aileronThe combination that regroups all of the correct statements is:
84 - Modern pressurized transport airplanes are equipped with:
85 - Which of these statements about structural design principles are correct or incorrect? 1) The DAMAGE TOLERANCE principle assumes cracks in the structure will never occur. 2) The SAFE LIFE principle is based on the replacement of parts after a given number of cycles or flight hours.
86 - The commonly used symbol of resistance is:
87 - A condenser in parallel with breaker points will:
88 - 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?
89 - The diffuser in a centrifugal compressor is a device in which the:
90 - What can be the consequence during a descent with a fully open throttle if the waste gate is seized ?
91 - The voltage regulator of a DC generator is connected in:
92 - In accordance with EU-OPS, 100 % of the passengers in a non-pressurized airplane must have an oxygen supply reserve for the entire flight time at pressure altitudes greater than:
93 - In an on-board computer, the software is
94 - The purpose of a distributor in an ignition system is to distribute:
95 - The fan in a high by-pass ratio turbo-jet engine produces:
96 - To achieve control flutter damping the balance mass must be located:
97 - The replenishment of an onboard oxygen bottle must be done:
98 - The measured output power components of a constant frequency AC system are:
99 - Continuous loop fire detector systems operate on the principle that an increase in temperature produces:
100 - The use of igniters is necessary on a turbo-jet 1 - throughout the operating range of the engine 2 - for ground starts 3 - for accelerations 4 - for in-flight relights 5 - during turbulence in flight 6 - in heavy precipitation or in icing condition The combination which regroups all of the correct statements is:
101 - The automatic ground spoiler extension system is normally activated during landing by:
102 - Dual ignition provides a factor of reliability and:
103 - Electrical bonding of an aircraft is used to 1. protect the aircraft against lightning effects. 2. reset the electrostatic potential of the aircraft to a value approximating 0 volt 3. reduce radio interference on radio communication systems 4. set the aircraft to a single potentia The combination regrouping all the correct statements is:
104 - In the cockpit of a transport airplane, at least one manual fire-extinguisher must be conveniently located containing:
105 - The power output of a normally aspirated piston engine increases with increasing altitude at constant Manifold Air Pressure (MAP) and RPM because of the:
106 - When air is compressed for pressurization purposes, the percentage oxygen content is:
107 - The advantages of alternating current on board an aircraft are:1. simple connection2. high starting torque3. flexibility in use4. lighter weight of equipment5. easy to convert into direct current6. easy maintenance of machinesThe combination of correct statements is:
108 - In an aeroplane utilising a constant frequency AC power supply, DC power is obtained from a:
109 - Aircraft is descending in straight flight with the spoilers deployed. If a pilot initiates a descending turn to the left the:
110 - The wavelength of a radio wave transmitted on frequency 121.95 MHz is:
111 - The de-icing system which is mostly used for the wings of modern turboprop aeroplanes is:
112 - The ice protection for propellers of modern turboprop aeroplanes works:
113 - When the door operation of a transport airplane equipped with evacuation slides is controlled from the outside, the slide:
114 - Usually, in conductive materials:
115 - An aeroplane equipped with fully powered flight controls (irreversible type):
116 - The use of igniters is necessary on a turbo-jet 1 - throughout the operating range of the engine 2 - for ground starts 3 - for accelerations 4 - for in-flight relights 5 - during turbulence in flight 6 - in heavy precipitation or in icing conditions The combination which regroups all of the correct statements is:
117 - 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.
118 - The thrust of a turbo-jet, at the selection of full power 1 - equals the product of the exhaust gas mass flow and the exhaust gas velocity 2 - is obtained by pressure of the exhaust gas on the ambient air 3 - is equivalent to zero mechanical power since the aeroplane is not moving 4 - is independent of the outside air temperatur The combination which regroups all of the correct statements is:
119 - In computer technology, a storage peripheral is a:
120 - A FAIL SAFE airframe construction design is:
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