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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 pitot tube covered by ice which blocks the ram air inlet will affect the following instrument (s):
2 - TCAS 2 (Traffic Collision Avoidance System) uses for its operation:
3 - The signal transmitted by a radio altimeter is:
4 - Below the tropopause, when descending at constant CAS:
5 - A laser gyro can measure:
6 - 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:
7 - If an aircraft maintaining a constant CAS and flight level is flying from a cold air mass into warmer air:
8 - CAS is obtained from IAS by correcting for the:
9 - When flying in cold air (colder than standard atmosphere), the altimeter will:
10 - In the event of a conflict, the TCAS 2 (Traffic Collision alert and Avoidance System) presents warnings to the crew such as:
11 - One of the errors inherent in a ring laser gyroscope occurs at low input rotation rates tending towards zero when a phenomenon known as 'lock-in' is experienced. What is the name of the technique, effected by means of a piezo-electric motor, that is used
12 - The pressure altitude is the altitude corresponding:
13 - If OAT increases when at a constant TAS:
14 - A ground proximity warning system (GPWS), when mandatory installed on board an aircraft, must in all cases generate:
15 - Lights indicating the possible need for future corrective action must be:
16 - When flying in warm air (warmer than standard atmosphere), indicated altitude is:
17 - The limits of the green scale of an airspeed indicator are:
18 - The parameter that determines the relationship between EAS and TAS is:
19 - A temperature sensor has a recovery factor of 0,95. The temperature measured is equal to:
20 - The magnetic heading can be derived from the true heading by means of a:
21 - At 50 feet AGL during an auto-land, what happens to the glideslope signal?
22 - At a low bank angle, the measurement of rate-of-turn actually consists in measuring the:
23 - Given:Mach number M = 0.70measured impact temperature = - 48 °Cthe recovery factor (Kr) of the temperature probe = 0.85The OAT is:
24 - The probe used to measure the air intake pressure of a gas turbine engine powerplant is:
25 - The Primary Flight Display (PFD) displays information dedicated to:
26 - Magnetic compass errors are:
27 - The range of a low altitude radio altimeter is:
28 - Given:E = electromotive force (emf) Tc = cold junction temperature Th = hot junction temperature K = constantThe relationship that applies to a thermocouple is:
29 - When engaged in the lateral navigation mode (LNAV) the autopilot uses:
30 - The airspeed indicator of a twin-engine aircraft comprises different sectors and colour marks. The blue line corresponds to the:
31 - An inertial reference and navigation system is a "strapdown" system when:
32 - 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:
33 - A leak in the pitot total pressure line of a non-pressurized aircraft to an airspeed indicator would cause it to:
34 - The yaw damper system sends a motion order to the rudder if the yawing rate of the aircraft:
35 - A three-phase electrical tachometer consists of:
36 - The mach number is the:
37 - For the same TAS, when pressure altitude increases below the tropopause:
38 - Which of the statements about computer architecture are correct or incorrect? 1) The software part includes the programs that make up the operating system (OS). 2) The hardware part includes the physical components of the computer.
39 - 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:
40 - The 'Bourdon tube' is used to measure:
41 - If the static source of an altimeter becomes blocked during a descent the instrument will:
42 - During deceleration following a landing in a northerly direction, a magnetic compass made for the southern hemisphere indicates:
43 - 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:
44 - On a TCAS2 (Traffic Collision Avoidance System), a corrective 'resolution advisory' (RA) is a 'resolution advisory':
45 - In a steep turn, the northerly turning error on a magnetic compass on the northern hemisphere is:
46 - To indicate a temperature, a thermocouple requires:
47 - A TCAS 2 (Traffic Collision Avoidance System) provides:
48 - The Mach trim system allows to:
49 - A synchroscope is used on aircraft to:
50 - The CVR (Cockpit Voice Recorder) includes:1. a microphone2. a recorder in compliance with the shock and fire resistance standards3. an independent battery4. a flight data recorderThe combination regrouping all the correct statements is:
51 - During deceleration following a landing in a westerly direction, a magnetic compass made for the northern hemisphere indicates:
52 - An airspeed indicator displays:
53 - The command bars of a flight director:
54 - In the directional gyro the detection system of the local vertical feeds:
55 - The velocity of sound at the sea level in a standard atmosphere is:
56 - Concerning the flight warning system (FWS), advisory messages may be:
57 - 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:
58 - The velocity maximum operating (V.M.O.) is a speed expressed in:
59 - The gyromagnetic compass torque motor:
60 - The principle of a laser gyro is based on:
61 - A Stand-by-horizon or emergency attitude indicator:
62 - The elements which take part in the local vertical alignment of an inertial strap-down unit are:
63 - 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:
64 - The limits of the yellow scale of an airspeed indicator are:
65 - When descending at a constant Mach number:
66 - Heading information from the gyromagnetic compass flux gate is transmitted to the:
67 - During a final approach, the flight director system is engaged in the LOC mode (holding of localizer axis). The position of the vertical command bar indicates:
68 - In an autopilot system, the basic stabilisation modes are: 1) Altitude hold. 2) Pitch attitude hold. 3) Roll attitude hold. 4) IAS hold.The combination regrouping all the correct statements is:
69 - VNE is the maximum speed:
70 - If the outside temperature at 35 000 feet is -40°C, the local speed of sound is:
71 - 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:
72 - During the approach, the radio altimeter indicates 950 ft. This is:
73 - The properties of a gyroscope are: 1 - rigidity in space2 - rigidity on earth 3 - precession4 - Schuler oscillationsThe combination regrouping all the correct statements is:
74 - To be as accurate as possible, an anemometer must be calibrated according to the following formula:
75 - Your aircraft and an intruding traffic are both TCAS II equipped. Your TCAS can generate:
76 - Regarding the operating system used for an on-board documentation (charts and company information):
77 - In order to align an inertial reference system (IRS), it is required to insert the local geographical coordinates. This enables the IRS to:
78 - 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:
79 - 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:
80 - The diagram which shows a 40° left bank and 15° nose down attitude is n°
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81 - Calibrated Air Speed (CAS) is obtained from Indicated Air Speed (IAS) by correcting for the:
82 - During deceleration following a landing in an easterly direction, a magnetic compass made for the northern hemisphere indicates:
83 - The QNH is by definition the value of the:
84 - The operating principle of the vertical speed indicator (VSI) is based on the measurement of the rate of change of:
85 - In the northern hemisphere, during a take-off run in a westerly direction, a direct reading magnetic compass indicates:
86 - In order to align an IRS, it is required to insert the local geographical coordinates. This enables the IRS to:1 - compare the computed latitude with the one entered by the pilot 2 - compare the computed longitude with the one entered by the pilot 3 - know the longitudeThe combination that regoups all of the correct statements is:
87 - Due to the rotation of the Earth, the apparent drift of a horizontal free gyroscope at a latitude of 45°N is:
88 - If the GPWS (Ground Proximity Warning System) activates, and alerts the pilot with an aural warning 'DON'T SINK' (twice), it is because:
89 - The spin axis of the turn indicator gyroscope is parallel to the:
90 - Concerning the TCAS (Traffic Collision Avoidance System):
91 - 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:
92 - Indication of Mach number is obtained from:
93 - When turning into a desired radial, FD bars indicate:
94 - During a category III automatic approach, the position signals in the vertical plane under 200 ft are based on:
95 - The operation of the radio altimeter of a modern aircraft is based on:
96 - On the ground, during a left turn, the turn indicator indicates:
97 - The vertical speed indicator (VSI) is fed by:
98 - In a turn at a constant angle of bank, the turn indicator reading is:
99 - Flight Director Information supplied by an FD computer is presented in the form of command bars on the following instrument:
100 - On a modern aircraft, the flight director modes are displayed on the:
101 - True Air Speed (TAS) is equal to Equivalent Air Speed (EAS) only if:
102 - The pendulum type detector system of the directional gyro feeds:
103 - On the ground, during a right turn, the turn indicator indicates:
104 - Equivalent Air Speed (EAS) is:
105 - If the static source to an airspeed indicator (ASI) becomes blocked during a descent the instrument will:
106 - The altitude alerting system:
107 - The purpose of an airplane automatic trim system is to trim out the hinge moment of the:
108 - 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:
109 - In the northern hemisphere, during the take-off run in an easterly direction, a direct reading magnetic compass indicates:
110 - The diagram shows three gyro assemblies: A, B and C. Among these gyros,-one is a roll gyro (noted 1)-one is a pitch gyro (noted 2)-one is a yaw gyro (noted 3)The correct matching of gyros and assemblies is:
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111 - Given:Pt = total pressure Ps = static pressure Dynamic pressure is:
112 - A vibration indicator receives a signal from different sensors (accelerometers). It indicates the:
113 - Without any external action, the axis of a free gyroscope is fixed with reference to:
114 - When the intruding aircraft is equipped with a transponder without altitude reporting capability, the TCAS (Traffic Collision Avoidance System) issues a:
115 - The FMS Overfly function consists in:
116 - If the pilot increases the reference pressure using the sub-scale setting knob, the altitude indicated by the altimeter:
117 - When, in flight, the needle and ball of a needle-and-ball indicator are on the right, the aircraft is:
118 - 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:
119 - At a given altitude, the hysteresis error of an altimeter varies substantially with the:
120 - An aneroid capsule:1 - measures differential pressure 2 - measures absolute pressure3 - is used for low pressure measurement4 - is used for very high pressure measurementThe combination regrouping all the correct statements is:
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