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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 - The types of fuel tanks used on transport aircraft are:
2 - The main feature of BCF fire extinguishers is that they:
3 - A rich mixture setting has to be used during climb segments. This results in a:
4 - Relationships between the force, pressure and area is:
5 - Which of these statements about structural design are correct and incorrect? 1) In structural design, FAIL SAFE implies the structure will never fail. 2) In structural design, SAFE LIFE implies the structure will never fail during a declared time period or number of cycles.
6 - A 'hung start' is the failure of an engine to accelerate to its normal idle speed. It may be caused by:
7 - The colour of a fresh synthetic hydraulic fluids is:
8 - The pilot may be prevented from retracting the landing gear whilst the aircraft is on the ground by:
9 - The heating facility for the windshield of an aircraft is:
10 - With respect to a piston engine aircraft, ice in the carburettor:
11 - Batteries are rated in:
12 - Engine compartment decking and firewalls are manufactured from:
13 - A bus-bar is:
14 - Regarding the oxygen system of a CS 25 aeroplane:
15 - According to EASA CS the worst effect of a HAZARDOUS FAILURE on the flight crew could be:
16 - On many small piston-engine aeroplanes fitted with constant-speed propellers, blade pitch is changed:
17 - Because of the input/output relationship of an OR gate, it is often referred to as the:
18 - The true statement among the following in relation to the application of Ohm's law is:
19 - Over-tensioned cables in a flight control system could result in:
20 - Pneumatic mechanical devices that provide ice protection:
21 - According to EASA CS-25 the worst effect of a HAZARDOUS Condition on the aeroplane could be:
22 - In a cabin air conditioning system, equipped with a bootstrap, the mass air flow is routed via the:
23 - When an underspeed fault is detected on an AC generator connected to the aircraft AC busbar, the protection device opens the:
24 - To achieve control flutter damping the balance mass must be located:
25 - On detection of a persistent phase unbalance on an AC generator connected to the aircraft mains, with another AC generator, the protection device opens:
26 - The principle of ON CONDITION maintenance is based on the:
27 - In a fuel system, the oil to fuel heat exchanger allows:
28 - The function of a constant speed drive (CSD) is to ensure:
29 - During level flight at a constant cabin pressure altitude (which could be decreased, even at this flight level), the cabin outflow valves are:
30 - An oxygen regulator has 3 controls - a power lever: ON/OFF - an 'O2' lever: NORMAL/100% - an emergency lever: ON/OFF. Among the following statements, the correct proposition is:
31 - 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:
32 - Generally, for large aeroplanes, electrical heating for ice protection is used on:
33 - Cabin differential pressure means the pressure difference between:
34 - Primary flight controls are:
35 - 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:
36 - Cabin air for CS-25 aeroplanes is usually taken from:
37 - Which of the following parts is a typical semiconductor part?
38 - If the ground wire between the magnetos and the ignition switch becomes disconnected the most noticeable result will be that:
39 - Evacuation slide inflation is ensured by:
40 - 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
41 - In a typical turboprop fitted with a manual feather function, the pilot commands feathering by:
42 - The 'slipstream effect' of a propeller is most prominent at:
43 - If the pressure in the cabin tends to become lower than the outside ambient air pressure the:
44 - A condenser in parallel with breaker points will:
45 - On what principle does a fuel flow meter work?
46 - On a large pressurised transport aeroplane, the maximum cabin differential pressure is approximately:
47 - Alternating current can be derived from direct current by:
48 - The capacity of a battery is expressed in terms of:
49 - Evacuation slide normal inflation is achieved by:
50 - An electrically activated and operated fuel valve is called a/an:
51 - Because of the input/output relationship of an AND gate, it is often referred to as the:
52 - Pneumatic mechanical ice protection systems are mainly used for:
53 - The primary purpose of the reverse current relay is to:
54 - 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.
55 - The correct formula to calculate the multi-cylinder engine displacement is:
56 - The replenishment of an onboard oxygen bottle must be done:
57 - When the door operation of a transport aeroplane equipped with evacuation slides in the armed position is opened from the outside, the slide:
58 - In a compressor stage of a jet engine, the sequence is:
59 - In some aircraft, there is a protection device to avoid the landing gear being inadvertently retracted on the ground. It consists of:
60 - The wing ice protection system currently used for most large jet transport aeroplanes is a:
61 - In a hydraulic system, the reservoir is pressurized in order to:
62 - A diluter demand oxygen regulator:
63 - Trimming of aileron and rudder in an irreversible flight control system:
64 - For a given type of oil, the oil viscosity depends on the:
65 - To ensure that the fuel flow is kept directly proportional to the volume of air flowing through the choke, thus preventing the main jet supplying excessive fuel as engine speed is increased, a carburettor is fitted with:
66 - The automatic fuelling shut off valve:
67 - The excess cabin altitude alerting system must operate to warn the crew at:
68 - The fan of a turbo-fan engine is driven by:
69 - Shuttle valves will automatically:
70 - For a piston engine, the ideal fuel/air mixture corresponding to a richness of 1 is obtained for a weight ratio of:
71 - The power output of a normally aspirated piston engine increases with increasing altitude at constant Manifold Air Pressure (MAP) and RPM because of the:
72 - Pre-ignition refers to the condition that may arise when:
73 - The crankcase is the component which:
74 - 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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75 - In an aircraft hydraulic system, a hydraulic fuse is used primarily:
76 - In flight, if the Constant Speed Drive (CSD) temperature indicator is in the red arc the:
77 - 'Fail safe construction' is:
78 - Max. Exhaust Gas Temperature is theoretically associated with:
79 - Which of these statements about a gust lock system are correct or incorrect? 1) Irreversible flight controls should have a gust lock. 2) There is no need for a gust lock on manual flight controls.
80 - 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:
81 - When the combustion gases pass through a turbine the:
82 - When applying carburettor heating:
83 - The useful work area in an ideal Otto engine indicator diagram is enclosed by the following gas state change lines
84 - The measured output power components of a constant frequency AC system are:
85 - Which of the following qualitative statements about a fixed propeller optimized for cruise condition, is true for the take-off case? The angle of attack of the propeller:
86 - On most transport aircraft, the low pressure pumps of the fuel system are:
87 - The reason for the trim switch on a control column to consist of two separate switches is
88 - A semi-monocoque aircraft fuselage structure usually consists of:
89 - The primary reason for a limitation being imposed on the temperature of gas flow is to:
90 - Smoke detector systems are installed in the
91 - In a single spool gas turbine engine, the compressor RPM is:
92 - 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.
93 - Load shedding means:
94 - Regarding fire detection, Ion detectors are used to detect:
95 - Which of the following statements, relating to the application of Ohm's Law, is the most correct?
96 - The de-icing system which is mostly used for the wings of modern turboprop aeroplanes is:
97 - In the axial flow compressor of a turbo-jet engine, the flow duct is tapered. Its shape is calculated so as to:
98 - A static inverter is powered by:
99 - For a fan jet engine, the by-pass ratio is the:
100 - The inner layer of a heated windscreen is made of:
101 - At constant fuel flow, if engine compressor air is bled off for engine anti-icing or a similar system, the turbine temperature:
102 - 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:
103 - Significant torsion effects in a wing during flight can be caused by:
104 - A cantilever wing is:
105 - Prolonged running at low rpm can have an adverse effect on the functioning of the:
106 - The gas turbine illustrated is of the following type:
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107 - In computer technology, an input peripheral is a:
108 - A SANDWICH structural part is unsuitable for absorbing:
109 - A magnetic circuit-breaker is:
110 - According to EASA CS-25 failure-condition classifications, the worst effect of a MAJOR failure condition on the aeroplane may be:
111 - The principle of FAIL SAFE design of an aircraft is based on the:
112 - 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.
113 - The ignition system generally used for small aircrafts is a:
114 - 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:
115 - The correct order of decreasing freezing points of the three mentioned fuels is:
116 - The fuel tanks of aircrafts must be checked for water
117 - In a steep turn to the left, when using flight spoilers for roll assistance and at the same time for reducing the airspeed:
118 - A pneumatic de-icing system should be operated:
119 - 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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120 - The working principle of the anti-skid system is:
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