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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 - Assuming the initiating cause is removed, which of these statements about resetting are correct or incorrect? I. A fuse is not resettable II. A circuit breaker is resettable.
2 - A primary stop is mounted on an elevator control system in order to:
3 - The use of too low an octane fuel may cause:
4 - An artificial feel unit is necessary in the pitch channel when:
5 - The minimum airborne equipment required for operation of the VHF direction finder is a:
6 - Regarding the oxygen system of a CS 25 aeroplane:
7 - With which instrument(s) do you monitor the power output of an aeroplane fitted with a fixed pitch propeller?
8 - When an 'open circuit' occurs in an electrical supply system, the:
9 - A fixed gas-turbine engine fire-extinguishing system typically uses:
10 - When the AC generators are connected in parallel, the reactive loads are balanced by means of the:
11 - Evacuation slide inflation is ensured by:
12 - Large transport aeroplane hydraulic systems usually operate with a system pressure of approximately:
13 - A CSD of an AC generator may be disconnected in flight. The primary reason(s) for disconnection are:
14 - It may be determined that an aircraft is not properly bonded if:
15 - Spoilers installed on a typical large transport aeroplane are:
16 - The primary purpose of a supercharger is to:
17 - According to EASA CS-25 the worst effect of a MAJOR FAILURE on the flight crew could be:
18 - Immediately after starting engine(s) with no other electrical services switched on, an ammeter is showing a high charge rate to the battery:
19 - Power plant fire extinguishers are operated by:
20 - 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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21 - An aeroplane equipped with irreversible flight controls:
22 - The fuselage of an aircraft consists, among others, of stringers whose purpose is to:
23 - When the door operation of a transport aeroplane equipped with evacuation slides in the armed position is opened from the outside, the slide:
24 - In a compensated capacitance type quantity indicating system, the contents gauge of a half-full fuel tank indicates a fuel mass of 8.000 kg. If a temperature rise increased the volume of fuel by 5%, the indicated fuel weight would:
25 - The trim tab:
26 - In order to produce an alternating voltage of 400 Hz, the number of pairs of poles required in an AC generator running at 6.000 RPM is:
27 - The kind of compressor normally used as a supercharger is:
28 - What is the purpose of the pack cooling fans in the air conditioning system?
29 - 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 temperature. The combination which regroups all of the correct statements is:
30 - On the attached diagram showing the power output of a piston engine as a function of mixture richness, best economy is at the point marked:
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31 - In a steep turn to the left, when using flight spoilers for roll assistance and at the same time for reducing the airspeed:
32 - A tubeless tyre has: 1 -a built-in-air tube. 2 -no built-in-air tube. 3 -a crossed side casing. 4 -a radial side casing The combination of correct statements is:
33 - The pilot may be prevented from retracting the landing gear whilst the aircraft is on the ground by:
34 - The alternators, when connected, are usually connected:
35 - Among the different types of aircraft structures, the shell structures efficiently transmit the 1. normal bending stresses 2. tangent bending stresses 3. torsional moment 4. shear stresses The combination regrouping all the correct statements is:
36 - The chemical oxygen generator supplies oxygen for about:
37 - At constant fuel flow, if engine compressor air is bled off for engine anti-icing or a similar system, the turbine temperature:
38 - The most common material used in the construction of gearbox casings is:
39 - The advantages of thermal anti-icing are: 1. Simple and reliable system 2. Profiles maintained 3. Greater efficiency than that of an electrical resistor 4. Direct use of the hot air from the jet engine without substantial reduction in engine thrust. The combination of correct statements is:
40 - According to EASA CS-25 the worst effect of a CATASTROPHIC FAILURE on the flight crew could be:
41 - The function of the rudder limiter system is:
42 - If two constant frequency AC generators are operating independently, then the phase relation between both generators:
43 - VLE is the maximum:
44 - Under EASA Air OPS Part-CAT (CAT.IDE.A.240), in a non-pressurised aeroplane, supplemental oxygen for 100% of the passengers must be available for the entire flying time when the pressure altitude is above:
45 - The excess cabin altitude alerting system must operate to warn the crew at:
46 - The illumination of the green landing gear light indicates that the landing gear is:
47 - The reason for a double switch on the elevator trim is:
48 - 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.
49 - The fuel tanks of aircrafts must be checked for water
50 - Engine bleed air used for air conditioning and pressurization in turbo-jet aeroplanes is usually taken from the:
51 - Generally, for large aeroplanes, electrical heating for ice protection is used on:
52 - To achieve control flutter damping the balance mass must be located:
53 - According to EASA CS the allowable quantitative average failure probability per flight hour for a HAZARDOUS FAILURE should be on the order of:
54 - A diluter demand oxygen regulator:
55 - Pneumatic mechanical ice protection systems are mainly used for:
56 - The main purpose of a constant speed drive unit is to:
57 - One design method to avoid control surface flutter is:
58 - In a fire detection system with single-loop continuous components (with no fault protection), if the line is accidentally grounded:
59 - The purpose of stringers, used in fuselage construction, is to:
60 - The expression "primary flight control" applies to the: 1) stabilizer 2) rudder 3) speed brake 4) aileron. The combination that regroups all of the correct statements is:
61 - 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 changes when using the elevator trim. 2) The zero force position of the control wheel does not change when using the aileron trim.
62 - A FAIL SAFE airframe construction design is:
63 - 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:
64 - Cabin pressure is controlled by:
65 - Assuming cabin pressure decreases, the cabin rate of climb indicator should indicate:
66 - The power output of a piston engine can be calculated by:
67 - The correct order of decreasing freezing points of the three mentioned fuels is:
68 - The pitch angle of a constant-speed propeller
69 - When the pilot moves the mixture lever of a piston engine towards a lean position the:
70 - A turbofan engine with an inlet air mass flow of 1000 kg/s and a bypass mass flow of 889 kg/s has a bypass ratio of:
71 - The term 'bootstrap', when used to identify a cabin air conditioning and pressurisation system, refers to the:
72 - With respect to a piston engine aircraft, ice in the carburettor:
73 - If the pressure in the cabin tends to become lower than the outside ambient air pressure the:
74 - On a normally aspirated engine (non turbo-charged), the manifold pressure gauge always indicates...
75 - 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:
76 - In a steep turn to the left, when using spoilers...
77 - On many small piston-engine aeroplanes fitted with constant-speed propellers, blade pitch is changed:
78 - An EGT (Exhaust Gas Temperature) indicator for a piston engine is used to:
79 - When AC generators are operated in parallel, they must be of the same:
80 - What is (are) the damping element(s) in a landing gear shock absorber used on larger aircraft?
81 - 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.
82 - One type of flap used on aircraft moves down and increases the wing area by moving aft when lowered. This flap is known as:
83 - In a single spool gas turbine engine, the compressor RPM is:
84 - The purpose of an accumulator in a hydraulic system is:
85 - According to EASA CS-25 the worst effect of a HAZARDOUS Condition on the aeroplane could be:
86 - Which of these statements regarding most gust lock systems is correct?
87 - On large aeroplanes equipped with power brakes, the main source of power is derived from:
88 - If an abortive start (hung start) occurs when starting a gas turbine engine, the correct action is to:
89 - In a constant-frequency AC generating system, field excitation of the main generator rotor is supplied directly by:
90 - A magnetic circuit-breaker is:
91 - In a turbo-jet, the purpose of the turbine is to...
92 - In a multi-spool turbofan engine, the fan is driven by:
93 - The voltage of a fully charged lead-acid battery cell is:
94 - What is the purpose of inboard ailerons?
95 - The purpose of cabin air flow control valves in a pressurisation system is to:
96 - The Auxiliary Power Unit (APU) has its own AC generator that:
97 - In a gas turbine engine, the maximum gas temperature is attained:
98 - A servo tab moves:
99 - The compression ratio of a piston engine is the ratio of the:
100 - An asymmetric loading (p-factor) on the propeller exists..
101 - When the combustion gases pass through a turbine the:
102 - A pressure relief valve that does not fit on its seat properly would result in
103 - Regarding fire detection, Ion detectors are used to detect:
104 - The very rapid magnetic field changes (flux) around the primary coil in a magneto are accomplished by the:
105 - Excessive priming of a piston engine should be avoided because: 1. it drains the carburettor float chamber. 2. the risk of engine fire. 3. the risk of flooding the engine. 4. it fouls the spark plugs. The combination that regroups all of the correct statements is:
106 - 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.
107 - The main purpose of a turbocharger is to:
108 - In case of engine failure during flight the blades of a constant speed propeller in a single engine aeroplane, not fitted with feathering system
109 - When a conductor cuts the flux of a magnetic field:
110 - In aviation, the reflection on ionosphere layers phenomenon is used in the following frequencies:
111 - In an aircraft hydraulic system, a hydraulic fuse is used primarily:
112 - The engine pressure ratio (EPR) is the ratio of:
113 - Hydraulic fluids commonly used in large transport-category aeroplanes are:
114 - A rich mixture setting has to be used during climb segments. This results in a:
115 - The crash/fire axe is part of the safety equipment fitted to passenger aircraft. Its function is to
116 - The reason for the trim switch on a control column to consist of two separate switches is
117 - If one of the 12 cells of a Lead-acid battery has a broken connection rendering it inoperable, the battery:
118 - When an engine bay fixed fire extinguisher is activated, to what location is the extinguishant directed?
119 - A gaseous sensor/responder tube fire sensor is tested by
120 - The high Altitude Radio Altimeter uses the following wavelengths:
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