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Exam simulation Aircraft General Knowledge - Instrumentation ATPL - Airline Transport Pilot license

Exam simulation ATPL Aircraft General Knowledge - Instrumentation 120 questions on 120 minutes

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1 - A thermocouple type thermometer consists of:
2 - During deceleration following a landing in a westerly direction, a magnetic compass made for the northern hemisphere indicates:
3 - A laser gyro can measure:
4 - The Decision Height (DH) warning light comes on when an aircraft:
5 - When descending at a constant Mach number:
6 - Due to its conception, the altimeter measures a:
7 - In order to align an inertial reference system (IRS), it is required to insert the local geographical coordinates. This enables the IRS to:
8 - A laser gyro consists of:
9 - Concerning the directional gyro indicator, the latitude at which the apparent wander is equal to 0 is:
10 - A pitot tube covered by ice which blocks the ram air inlet will affect the following instrument (s):
11 - Regarding the operating system used for an on-board documentation (charts and company information):
12 - The data supplied by a radio altimeter:
13 - When, in flight, the needle of a needle-and-ball indicator is on the right and the ball on the left, the aircraft is:
14 - Given:Zp = pressure altitude Zd = density altitudeTAS can be obtained from the following data:
15 - Modern low altitude radio altimeters emit waves in the following frequency band:
16 - The QNH is by definition the value of the:
17 - Absolute pressure is:
18 - The sequence of the automatic landing comprises several phases (from final approach to touch-down) actuated by:
19 - CAS is obtained from IAS by correcting for the:
20 - Among the systematic errors of the 'directional gyro', the error due to the earth rotation make the north reference turn in the horizontal plane. At a mean latitude of 45°N, this reference turns by...
21 - In computer technology, an EPROM: 1) is a read-only memory 2) is a write memory 3) erases its content when power supply is cut off 4) keeps its content when power supply is cut offThe combination re-grouping all the correct statements is:
22 - The 'Bourdon tube' is used to measure:
23 - In a steep turn, the northerly turning error on a magnetic compass on the northern hemisphere is:
24 - The velocity maximum operating (V.M.O.) is a speed expressed in:
25 - The Primary Flight Display (PFD) displays information dedicated to:
26 - A ground proximity warning system (GPWS), when mandatory installed on board an aircraft, must in all cases generate:
27 - The rate-of-turn is the:
28 - A Stand-by-horizon or emergency attitude indicator:
29 - The principle of the Schuler pendulum is used in the design of a:
30 - Considering an airspeed indicator, a second striped needle, if installed, indicates:
31 - Equivalent Air Speed (EAS) is:
32 - The Ground Proximity Warning System (GPWS) is a system working according to a height span ranging from:
33 - An airspeed indicator displays:
34 - The pressure altitude is the altitude corresponding:
35 - The yaw damper system sends a motion order to the rudder if the yawing rate of the aircraft:
36 - The TCAS II has inputs from the radio altimeter in order to:
37 - Given the following parameters, in a capacitance fuel gauge, the correct formula is: A = area of platesD = distance between plates E = dielectric permittivity
38 - If an aircraft maintaining a constant CAS and flight level is flying from a cold air mass into warmer air:
39 - On a TCAS2 (Traffic Collision Avoidance System), a corrective 'resolution advisory' (RA) is a 'resolution advisory':
40 - The purpose of an airplane automatic trim system is to trim out the hinge moment of the:
41 - In An Air Data Computer (ADC), aeroplane altitude is calculated from:
42 - In the directional gyro the detection system of the local vertical feeds:
43 - A directional gyro is:1- a gyroscope free around two axis 2- a gyroscope free around one axis3- capable of self-orientation around an earth-tied direction 4- incapable of self-orientation around an earth-tied directionThe combination which regroups all of the correct statements is:NB: the degree(s) of freedom of a gyro does not take into account its rotor spin axis.
44 - The fields affecting a magnetic compass originate from:1. magnetic masses2. ferrous metal masses3. non ferrous metal masses4. electrical currentsThe combination regrouping all the correct statements is:
45 - During deceleration following a landing in a southerly direction, a magnetic compass made for the northern hemisphere indicates:
46 - A "close traffic advisory" is displayed on the display device of the TCAS II (Traffic Collision Avoidance System) by:
47 - For an aircraft flying a true track of 360° between the 5°S and 5°N parallels, the precession error of the directional gyro due to apparent drift is equal to:
48 - The gyroscope used in an attitude indicator has a spin axis which is:
49 - The operation of the radio altimeter of a modern aircraft is based on:
50 - For the same TAS, when pressure altitude increases below the tropopause:
51 - If an aircraft is flying (with flaps and landing gear retracted) in proximity to terrain and its GPWS (Ground Proximity Warning System) get activated, because it is detecting that the aeroplane has an excessive rate of descent, the system provides the following aural warning signals:
52 - Flight Director Information supplied by an FD computer is presented in the form of command bars on the following instrument:
53 - Given:Pt = total pressure Ps = static pressure Dynamic pressure is:
54 - The airspeed indicator of a twin-engine aircraft comprises different sectors and colour marks. The blue line corresponds to the:
55 - The position of a Flight Director command bars:
56 - An aircraft is flying at an indicated altitude of 16.000 ft. The outside air temperature is -30°C. What is the true altitude of the aircraft?
57 - If the static source of an altimeter becomes blocked during a descent the instrument will:
58 - The magnetic heading can be derived from the true heading by means of a:
59 - During the ground run take-off phase, the auto-throttles allow to:
60 - The altimeter consists of one or several aneroid capsules located in a sealed casing. The pressures in the aneroid capsule (i) and casing (ii) are respectively:
61 - The mach number is the:
62 - Given:Zp = pressure altitude Zd = density altitudeCAS can be obtained from the following data:
63 - After having programmed your flight director, you see that the indications of your ADI (Attitude Director indicator) are as represented in diagram N°1 of the appended annex. On this instrument, the command bars indicate that you must:
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64 - The operating principle of the vertical speed indicator (VSI) is based on the measurement of the rate of change of:
65 - The alignment sequence of an IRS consists of: 1 - searching for the local vertical2 - searching for the true north 3 - searching for the latitude4 - searching for the longitude5 - comparison between the computed longitude and the one entered by the pilot 6 - comparison between the computed latitude and the one entered by the pilot The combination that regroups all of the correct statements is:
66 - The altimeter of your aircraft indicates 15000 ft with a subscale-setting of 1013,25 mb. OAT is -21°C. The pressure altitude of the aircraft is:
67 - Given:E = electromotive force (emf) Tc = cold junction temperature Th = hot junction temperature K = constantThe relationship that applies to a thermocouple is:
68 - If the GPWS (Ground Proximity Warning System) activates, and alerts the pilot with an aural warning 'DON'T SINK' (twice), it is because:
69 - When flying in cold air (colder than standard atmosphere), the altimeter will:
70 - For the same TAS, when pressure altitude decreases below the tropopause:
71 - The parameter that determines the relationship between EAS and TAS is:
72 - A three-phase electrical tachometer consists of:
73 - Except for airplanes under 5,7 t airworthiness certificate of which is subsequent to 31 march 1998, a flight data recording system must be able to store the recorded data for a minimum of the last:
74 - Indication of Mach number is obtained from:
75 - The vertical speed indicator (VSI) is fed by:
76 - A VMO-MMO warning device consists of an alarm connected to:
77 - The range of a low altitude radio altimeter is:
78 - The unit used to measure the capacitance of a capacitor is the:
79 - Calibrated Air Speed (CAS) is obtained from Indicated Air Speed (IAS) by correcting for the:
80 - A ring laser gyro can measure:
81 - Considering a stabilised platform inertial system: 1) The rate gyros and the accelerometers are mounted on the same platform. 2) The rate gyros and the accelerometers are mounted on two separated platforms. 3) The principle of operation requires at least 2 rate gyros. 4) The principle of operation requires at least 2 accelerometers.The combination that regroups all of the correct statements is:
82 - The heading read on the dial of a directional gyro is subject to errors, one of which is due to the movement of the aircraft.This error...
83 - When compared with the volumetric fuel flowmeter, the mass fuel flowmeter takes into account the fuel:
84 - When climbing at a constant CAS in a standard atmosphere:
85 - The vertical command bar of a flight director:
86 - While inertial platform system is operating on board an aircraft, it is necessary to use a device with the following characteristics, in order to keep the vertical line with a pendulous system:
87 - The two main sources of information used to calculate turbojet thrust are the:
88 - Compared with a conventional gyro, a laser gyro:
89 - Some of the FMS have a navigation mode called Dead Reckoning mode (DR), computing airspeed, heading, wind data ground speed and time. This mode is:
90 - A pilot engages the control wheel steering (CWS) of a conventional autopilot and carries out a manoeuvre in roll. When the control wheel is released, the autopilot will:
91 - A temperature sensor has a recovery factor of 0,95. The temperature measured is equal to:
92 - In an auto-pilot slaved powered control circuit, the system which ensures synchronisation:
93 - The gyromagnetic compass torque motor:
94 - A flight control system which can, in the event of a failure, complete automatically the approach, flare and landing is called fail ...
95 - In the building principle of a gyroscope, the best efficiency is obtained through the concentration of the mass:
96 - If an EPR is set at a constant barometric pressure, with an increasing OAT, the thrust
97 - The probe used to measure the air intake pressure of a gas turbine engine powerplant is:
98 - During deceleration following a landing in a northerly direction, a magnetic compass made for the southern hemisphere indicates:
99 - Torque can be determined by measuring the computed:
100 - To indicate a temperature, a thermocouple requires:
101 - Concerning the TCAS (Traffic Collision Avoidance System):
102 - When, in flight, the needle and ball of a needle-and-ball indicator are on the right, the aircraft is:
103 - When being engaged, and without selecting a particular mode, an automatic pilot enables:
104 - In a turn at a constant angle of bank, the turn indicator reading is:
105 - Given:Mach number M = 0.70measured impact temperature = - 48 °Cthe recovery factor (Kr) of the temperature probe = 0.85The OAT is:
106 - VNO is the maximum speed:
107 - Parallax error is:
108 - The Ground Proximity Warning System (GPWS) generates the following sound signal or signals when the aircraft is sinking after a take-off or a go-around:
109 - In the northern hemisphere, during deceleration following a landing in a northerly direction, a direct reading magnetic compass indicates:
110 - The command bars of a flight director:
111 - Sound propagates through the air at a speed which only depends on:
112 - A pilot wishes to turn right on to a southerly heading with 20° bank at a latitude of 20° North. Using a direct reading compass, in order to achieve this he must stop the turn on an approximate heading of:
113 - If, in the event of a failure, there is no significant out-of-trim condition or deviation of flight path or attitude but the landing is not completed automatically, such an automatic landing system is considered as:
114 - The diagram representing a left turn with insufficient rudder is:
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115 - The pendulum type detector system of the directional gyro feeds:
116 - When an aircraft has turned 360 degrees with a constant attitude and bank, the pilot observes the following on a classic artificial horizon:
117 - An airplane is cruising at FL 220. The auto-throttle maintains a constant CAS. If the OAT decreases, the Mach number:
118 - During a climb, the total pressure probe of the airspeed indicator becomes blocked
119 - TCAS 2 (Traffic Collision Avoidance System) uses for its operation:
120 - The operating frequency range of a low altitude radio altimeter is:
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