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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 - With EAS and pressure altitude (Zp), we can deduce:
2 - When flying in cold air (colder than standard atmosphere), indicated altitude is:
3 - Below the tropopause, when descending at constant CAS:
4 - In the event of a conflict, the TCAS 2 (Traffic Collision alert and Avoidance System) presents warnings to the crew such as:
5 - The TCAS II has inputs from the radio altimeter in order to:
6 - Lights indicating the possible need for future corrective action must be:
7 - Due to the rotation of the Earth, the apparent drift of a horizontal free gyroscope at a latitude of 45°N is:
8 - 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.
9 - The principle of the TCAS (Traffic Collision Avoidance Systems) is based on the use of:
10 - A "close traffic advisory" is displayed on the display device of the TCAS II (Traffic Collision Avoidance System) by:
11 - The range of a low altitude radio altimeter is:
12 - When being engaged, and without selecting a particular mode, an automatic pilot enables:
13 - The upper antenna of the TCAS II is:
14 - In an auto-pilot slaved powered control circuit, the system which ensures synchronisation:
15 - During the approach, a crew reads on the radio altimeter the value of 650 ft. This is an indication of the true:
16 - On the ground, during a right turn, the turn indicator indicates:
17 - 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?
18 - Iron and brass are commonly used in bimetallic thermometers, because:
19 - If the outside temperature at 35 000 feet is -40°C, the local speed of sound is:
20 - Indication of Mach number is obtained from:
21 - 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:
22 - When the intruding aircraft is equipped with a transponder without altitude reporting capability, the TCAS (Traffic Collision Avoidance System) issues a:
23 - 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:
24 - During deceleration following a landing in a southerly direction, a magnetic compass made for the northern hemisphere indicates:
25 - In a directional gyro, gimballing errors are due to:
26 - 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:
27 - 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...
28 - The magnetic heading can be derived from the true heading by means of a:
29 - When an aircraft has turned 90 degrees with a constant attitude and bank, the pilot observes the following on a classic artificial horizon:
30 - A temperature sensor has a recovery factor of 0,95. The temperature measured is equal to:
31 - In the northern hemisphere, during a take-off run in a westerly direction, a direct reading magnetic compass indicates:
32 - In the directional gyro the detection system of the local vertical feeds:
33 - The principle of capacity gauges is based on the:
34 - The purpose of the vibrating device of an altimeter is to:
35 - The principle of a laser gyro is based on:
36 - On a TCAS 2 (Traffic Collision Avoidance System) the preventive 'resolution advisory' (RA) is a 'resolution advisory':
37 - If OAT increases when at a constant TAS:
38 - During deceleration following a landing in a westerly direction, a magnetic compass made for the northern hemisphere indicates:
39 - In the northern hemisphere, during the take-off run in an easterly direction, a direct reading magnetic compass indicates:
40 - If the pilot increases the reference pressure using the sub-scale setting knob, the altitude indicated by the altimeter:
41 - If an EPR is set at a constant barometric pressure, with an increasing OAT, the thrust
42 - Hard iron magnetism in aircraft may be caused by:
43 - The indication of a fuel float gauge varies with: 1 - pitch attitude2 - accelerations3 - fuel temperatureThe combination that regroups all of the correct statements is:
44 - The error in altimeter readings caused by the variation of the static pressure near the source is known as:
45 - The Mach trim system allows to:
46 - 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:
47 - 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...
48 - The radio altimeter is required to indicate zero height AGL as the main wheels touch down on the runway. For this reason, it is necessary to:
49 - The limits of the green scale of an airspeed indicator are:
50 - A thermocouple type thermometer consists of:
51 - 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:
52 - Magnetic compass errors are:
53 - For the same TAS, when pressure altitude increases below the tropopause:
54 - A gravity type erector is used in a vertical gyro device to correct errors on:
55 - 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:
56 - At a low bank angle, the measurement of rate-of-turn actually consists in measuring the:
57 - The density altitude is:
58 - The spin axis of the turn indicator gyro is aligned along the:
59 - 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:
60 - The vertical command bar of a flight director:
61 - The deviation of the magnetic compass is due to the action of:
62 - 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:
63 - A leak in the pitot total pressure line of a non-pressurized aircraft to an airspeed indicator would cause it to:
64 - The velocity maximum operating (V.M.O.) is a speed expressed in:
65 - A VMO-MMO warning device consists of an alarm connected to:
66 - The altitude alerting system:
67 - In case of accidental closing of an aircraft's left static pressure port (rain, birds), the altimeter:
68 - In order to know in which mode the auto-throttles are engaged, the crew will check the:
69 - 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:
70 - 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:
71 - On a modern aircraft, the flight director modes are displayed on the:
72 - TCAS 2 (Traffic Collision Avoidance System) uses for its operation:
73 - Absolute pressure is:
74 - The operating frequency range of a low altitude radio altimeter is:
75 - The pendulum type detector system of the directional gyro feeds:
76 - The mach number is the:
77 - The Primary Flight Display (PFD) displays information dedicated to:
78 - Given:Pt = total pressure Ps = static pressurePd = dynamic pressure
79 - At 50 feet AGL during an auto-land, what happens to the glideslope signal?
80 - Considering an airspeed indicator, a second striped needle, if installed, indicates:
81 - 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:
82 - A ground proximity warning system (GPWS), when mandatory installed on board an aircraft, must in all cases generate:
83 - During deceleration following a landing in a westerly direction, a magnetic compass made for the southern hemisphere indicates:
84 - 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:
85 - VNO is the maximum speed:
86 - If the GPWS (Ground Proximity Warning System) activates, and alerts the pilot with an aural warning 'DON'T SINK' (twice), it is because:
87 - To indicate a temperature, a thermocouple requires:
88 - The operating principle of the vertical speed indicator (VSI) is based on the measurement of the rate of change of:
89 - On the display of a TCAS 2 (Traffic alert and Collision Avoidance System), a traffic advisory (TA) is represented by:
90 - Sound propagates through the air at a speed which only depends on:
91 - The altimeter of your aircraft indicates 11000 ft with a subscale-setting of 1013,25 mb. QNH is 1023 hPa. OAT is +3°C. The pressure altitude of the aircraft is:
92 - On the ground, during a left turn, the turn indicator indicates:
93 - The gyromagnetic compass torque motor:
94 - Given:Zp = pressure altitude Zd = density altitudeCAS can be obtained from the following data:
95 - If the static source to an airspeed indicator (ASI) becomes blocked during a descent the instrument will:
96 - At a given altitude, the hysteresis error of an altimeter varies substantially with the:
97 - 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:
98 - Modern low altitude radio altimeters emit waves in the following frequency band:
99 - The measurement of the turbine temperature or of the EGT is carried out at the:
100 - In the absence of position and instrument errors:
101 - Machmeter readings are subject to:
102 - In a steep turn, the northerly turning error on a magnetic compass on the northern hemisphere is:
103 - In An Air Data Computer (ADC), aeroplane altitude is calculated from:
104 - When flying in cold air (colder than standard atmosphere), the altimeter will:
105 - The Ground Proximity Warning System (GPWS) is a system working according to a height span ranging from:
106 - A flight control system which can, in the event of a failure, complete automatically the approach, flare and landing is called fail ...
107 - The Decision Height (DH) warning light comes on when an aircraft:
108 - The probe used to measure the air intake pressure of a gas turbine engine powerplant is:
109 - The operation of the GPWS (Ground Proximity Warning System) is governed by laws taking the aircraft height into account as well as:1- the descent rate 2- the climb rate3- the aircraft configuration 4- the selected engine rpmThe combination regrouping all the correct statements is:
110 - Given:Pt = total pressure Ps = static pressure Dynamic pressure is:
111 - The spin axis of the turn indicator gyroscope is parallel to the:
112 - An airplane is cruising at FL 220. The auto-throttle maintains a constant CAS. If the OAT decreases, the Mach number:
113 - If, in the event of a failure, the approach, flare and landing can be completed by the remaining part of the automatic system, such an automatic landing system is considered as:
114 - 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:
115 - The position of a Flight Director command bars:
116 - During deceleration following a landing in an easterly direction, a magnetic compass made for the southern hemisphere indicates:
117 - During deceleration following a landing in a northerly direction, a magnetic compass made for the southern hemisphere indicates:
118 - A pilot wishes to turn right through 90° on to North at rate 2 at latitude of 40 North using a direct reading compass. In order to achieve this the turn should be stopped on an indicated heading of approximately:
119 - During a climb, the total pressure probe of the airspeed indicator becomes blocked
120 - A directional gyro consists of a: NB: the degree(s) of freedom of a gyro does not take into account its rotor spin axis.
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