Test 120 exam questions on Aircraft General Knowledge - Instrumentation for ATPL

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1 - 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: 170° 150° 200° 190°

2 - When an aircraft has turned 90 degrees with a constant attitude and bank, the pilot observes the following on a classic artificial horizon: Too much nose-up and bank correct Attitude and bank correct Too much nose-up and bank too high Too much nose-up and bank too low

3 - The Ground Proximity Warning System (GPWS) is a system working according to a height span ranging from: 50 ft to 2 500 ft The ground to 500 ft 30 ft to 5 000 ft The ground to 1 000 ft

4 - The altitude alerting system: Generates a signal once the aircraft is steady at the pre-selected altitude. Alerts the flight crew upon approaching a pre-selected altitude. Alerts the flight crew in case of an autopilot disengagement. Alerts the flight crew in case of ground proximity.

5 - The transmitter of RPM indicator may consist of:1- a magnetic sensor supplying an induced AC voltage 2- a DC generator supplying a DC voltage3- a single-phase AC generator supplying an AC voltage4- a three-phase AC generator supplying a three-phase voltage The combination regrouping all the correct statements is: 1,2,3,4 1,2,3 1,4 2,3,4

6 - Lights indicating the possible need for future corrective action must be: Red. Amber. Magenta. Red and white striped.

7 - The velocity of sound at the sea level in a standard atmosphere is: 1059 KT 661 KT 332 KT 644 KT

8 - The principle of a laser gyro is based on: A gyroscope associated with a laser compensating for gimballing errors. A gyroscope associated with a laser compensating for apparent wander due to the rotation of the earth. Two rotating cavities provided with mirrors. Frequency difference between two laser beams rotating in opposite direction.

9 - Parallax error is: Due to temperature effect A reading error Due to the effect of aircraft accelerations Due to pressure effect

10 - On the ground, during a left turn, the turn indicator indicates: Needle to the left, ball to the left Needle to the left, ball to the right Needle in the middle, ball to the left Needle in the middle, ball to the right

11 - 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. 1) is correct, 2) is correct 1) is incorrect, 2) is correct 1) is incorrect, 2) is incorrect 1) is correct, 2) is incorrect

12 - 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: 11740 ft. 10260 ft. The pressure altitude of the aircraft is: 11740 ft. 10260 ft. 11000 ft. 670 hPa.

13 - The yaw damper system sends a motion order to the rudder if the yawing rate of the aircraft: Is > 1 only. Is not constant. Is constant. Is > 0 only.

14 - When compared with the volumetric fuel flowmeter, the mass fuel flowmeter takes into account the fuel: Temperature. Pressure. Density. Dielectrical constant.

15 - 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? 16.200 ft 18.600 ft What is the true altitude of the aircraft? 16.200 ft 18.600 ft 15.200 ft 13.500 ft

16 - 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: (i) static pressure at time t (ii) static pressure at time t - dt (i) total pressure (ii) static pressure (i) vacuum (or a very low pressure) (ii) static pressure (i) static pressure (ii) total pressure

17 - CAS is obtained from IAS by correcting for the: Density error. Instrument error. Position and density errors. Position and instrument errors.

18 - At flight level and mach number constant, if OAT decreases, the CAS: Decreases. Increases. Decreases if OAT is lower than standard temperature, increases in the opposite case. Remains constant.

19 - The 'Bourdon tube' is used to measure: Quantity. Temperature. A flow rate. Pressure.

20 - A thermocouple type thermometer consists of: Two metal conductors of different type connected at two points. A single-wire metal winding. A Wheatstone bridge connected to a voltage indicator. Two metal conductors of the same type connected at two points.

21 - 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: Fail-operational. Fail-hard. Fail-soft. Fail-passive.

22 - If the static source to an airspeed indicator (ASI) becomes blocked during a descent the instrument will: Read zero Continue to indicate the speed applicable to that at the time of the blockage Over-read Under-read

23 - The operating frequency range of a low altitude radio altimeter is: 5400 MHz or 9400 MHz. 2700 MHz to 2900 MHz. 4200 MHz to 4400 MHz. 5 GHz.

24 - Flight Director Information supplied by an FD computer is presented in the form of command bars on the following instrument: RMI Radio Magnetic Indicator. BDHI Bearing Distance Heading Indicator. HSI Horizontal Situation Indicator. ADI Attitude Director Indicator.

25 - A ground proximity warning system (GPWS), when mandatory installed on board an aircraft, must in all cases generate: At least one sound alarm to which a visual alarm can be added A visual alarm to which a sound alarm can be added A sound and visual alarm A sound alarm or a visual alarm

26 - In case of accidental closing of an aircraft's left static pressure port (rain, birds), the altimeter: Overreads the altitude in case of a side-slip to the right and displays the correct information during symmetric flight. Overreads the altitude in case of a sideslip to the left and displays the correct information during symmetric flight. Underreads the altitude. Keeps on providing reliable reading in all situations

27 - Your aircraft and an intruding traffic are both TCAS II equipped. Your TCAS can generate: Coordinated traffic advisories. Coordinated and complementary resolution advisories. Traffic advisories coordinated with the ATC instructions. Resolution advisories coordinated with the ATC instructions.

28 - On a modern aircraft, the flight director modes are displayed on the: Upper strip of the ND (Navigation Display). Upper strip of the ECAM (Electronic Centralized A/C Management). Upper strip of the PFD (Primary Flight Display). Control panel of the flight director only.

29 - During a category III automatic approach, the position signals in the vertical plane under 200 ft are based on: An altimeter set to the QFE. A radio altimeter. An altimeter set to 1013 hPa. An altimeter set to the QNH.

30 - When flying in cold air (colder than standard atmosphere), indicated altitude is: Higher than the true altitude. Equal to the standard altitude. The same as the true altitude. Lower than the true altitude.

31 - When being engaged, and without selecting a particular mode, an automatic pilot enables: Aeroplane stabilisation with attitude hold or maintaining vertical speed and possibly automatic trim. Aeroplane piloting and guidance functions. All aeroplane piloting and guidance functions except maintaining radio-navigation course lines. A constant speed on track, wings horizontal.

32 - Given:- Ts the static temperature (SAT)- Tt the total temperature (TAT)- Kr the recovery coefficient- M the Mach numberThe total temperature can be expressed approximately by the formula: Tt = Ts(1-0.2 M2) Tt = Ts(1+0.2 M2) Tt = Ts/(1+0.2 Kr.M2) Tt = Ts(1+0.2 Kr.M2)

33 - Equivalent Air Speed (EAS) is: Calibrated Air Speed (CAS) corrected for compressibility error. True Air Speed (TAS) corrected for compressibility error. Calibrated Air Speed (CAS) corrected for density error. True Air Speed (TAS) corrected for compressibility and density errors.

34 - 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: 1, 2, 3, 4 1, 2, 3 1, 3, 4 1, 2, 4

35 - Concerning the TCAS (Traffic Collision Avoidance System): In one of the system modes, the warning: 'PULL UP' is generated In one of the system modes, the warning: 'TOO LOW TERRAIN' is generated Resolution Advisory (RA) must not be followed without obtaining clearance from ATC No protection is available against aircraft not equipped with a serviceable SSR transponder

36 - The gyromagnetic compass torque motor: Causes the directional gyro unit to precess Is fed by the flux valve Feeds the error detector system Causes the heading indicator to precess

37 - If the pilot increases the reference pressure using the sub-scale setting knob, the altitude indicated by the altimeter: Decreases if QNH > 1013 hPa. Decreases if QNH < 1013 hPa. Increases. Decreases.

38 - At a low bank angle, the measurement of rate-of-turn actually consists in measuring the: Yaw rate of the aircraft. Angular velocity of the aircraft. Roll rate of the aircraft. Pitch rate of the aircraft.

39 - The properties of a gyroscope are: 1 - rigidity in space2 - rigidity on earth 3 - precession4 - Schuler oscillationsThe combination regrouping all the correct statements is: 2, 3. 1, 4. 1, 3. 2, 4.

40 - During a climb, the total pressure probe of the airspeed indicator becomes blocked If the pilot maintains a constant indicated airspeed, the true airspeed: Increases until reaching VMO. Decreases by 1% per 600 FT. Decreases until reaching the stall speed.

41 - 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: 2, 3. 1, 2. 1, 2, 3. 1, 3.

42 - 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: 1, 2 2, 4 1, 2, 3, 4 1, 4

43 - Modern low altitude radio altimeters emit waves in the following frequency band: VLF (Very Low Frequency). HF (High Frequency). UHF (Ultra High Frequency). SHF (Super High Frequency).

44 - When, in flight, the needle and ball of a needle-and-ball indicator are on the right, the aircraft is: Turning right with not enough bank Turning right with too much bank Turning left with not enough bank Turning left with too much bank

45 - An airplane is in steady cruise at flight level 290. The auto-throttle maintains a constant Mach number. If the total temperature increases, the calibrated airspeed: Increases. Remains constant. Increases if the static temperature is higher than the standard temperature, decreases if lower. Decreases.

46 - Indication of Mach number is obtained from: An ordinary airspeed indicator scaled for Mach numbers instead of knots A kind of echo sound comparing velocity of sound with indicated speed Indicated speed and altitude using a speed indicator equipped with an altimeter type aneroid Indicated speed (IAS) compared with true air speed (TAS) from the air data computer

47 - In the northern hemisphere, during a take-off run in a westerly direction, a direct reading magnetic compass indicates: An apparent turn to the north. An apparent turn to the south. No apparent turn. An apparent turn to approximately the heading 255°.

48 - During deceleration following a landing in a southerly direction, a magnetic compass made for the northern hemisphere indicates: An apparent turn to the east. An apparent turn to the west. No apparent turn. No apparent turn only on northern latitudes.

49 - The aircraft radio equipment which emits on a frequency of 4400 MHz is the: Radio altimeter. Primary radar. Weather radar. High altitude radio altimeter.

50 - In An Air Data Computer (ADC), aeroplane altitude is calculated from: Measurement of outside air temperature (OAT) The difference between absolute and dynamic pressure at the fuselage Measurement of elapsed time for a radio signal transmitted to the ground surface and back Measurement of absolute barometric pressure from a static source on the fuselage

51 - A directional gyro consists of a: NB: the degree(s) of freedom of a gyro does not take into account its rotor spin axis. 2 degrees-of-freedom vertical axis gyro. 1 degrees-of-freedom horizontal axis gyro. 2 degrees-of-freedom horizontal axis gyro. 1 degrees-of-freedom vertical axis gyro.

52 - On a TCAS2 (Traffic Collision Avoidance System), a corrective 'resolution advisory' (RA) is a 'resolution advisory': Asking the pilot to modify effectively the vertical speed of his aircraft. Asking the pilot to modify the speed of his aircraft. Asking the pilot to modify the heading of his aircraft. Which does not require any action from the pilot but on the contrary asks him not to modify his current vertical speed rate.

53 - A pilot wishes to turn left 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: 160° 170° 200° 190°

54 - Hard iron magnetism in aircraft may be caused by: All answers are correct. A strike of lightning. Magnetic qualities of the cargo or baggage. Steel components, mainly in engines and undercarriage.

55 - The apparent wander of a directional gyro is 15°/h: At the latitude 45° At the latitude 30° At the equator At the North pole

56 - A vibration indicator receives a signal from different sensors (accelerometers). It indicates the: Acceleration measured by the sensors, expressed in g Vibration amplitude at a given frequency Vibration period expressed in seconds Vibration frequency expressed in Hz

57 - The diagram representing a left turn with insufficient rudder is:

2 1 3 4

58 - If OAT increases when at a constant TAS: Mach number decreases. The difference between surrounding conditions and ISA must be known to deduce the Mach number variation. Mach number remains constant. Mach number increases.

59 - The Primary Flight Display (PFD) displays information dedicated to: Piloting. Systems. Engines and alarms. Weather situation.

60 - VNE is the maximum speed: Which must never be exceeded With flaps extended in landing position At which the flight controls can be fully deflected Not to be exceeded except in still air and with caution

61 - An air data computer1. supplies the ground speed and the drift (angle)2. determines the total temperature and the true altitude3. receives the static pressure and the total pressure4. supplies the true airspeed to the inertial unit5. determines the Mach number, the outside (static) air temperature The combination regrouping all the correct statements is: 1 and 2 3, 4 and 5 2, 3 and 4 2 and 5

62 - A "Bourdon tube" is used in: Smoke detectors. Vibration detectors. Turbine temperature probes. Pressure sensors.

63 - 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: 360° 330° 010° 030°

64 - During deceleration following a landing in a westerly direction, a magnetic compass made for the northern hemisphere indicates: A heading fluctuating about 270°. An apparent turn to the north. An apparent turn to the south. No apparent turn.

65 - The vertical command bar of a flight director: Repeats the position information given by the ILS in the horizontal plane. Repeats the position information given by the ILS in the vertical plane. Gives information about the direction and the amplitude of the corrections to be applied on the control commands. Gives information only about the direction of the corrections to be applied on the bank of the aircraft.

66 - 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: A navigation mode used to monitor the FMS position. An operating mode used to intercept radials To or From a flight plan waypoint. The normal navigation mode for FMS which do not use Inertial navigation Systems INS to compute the aircraft position. A back up navigation mode to compute a FMS position when the other navigation sensors are no longer operating.

67 - The range of a low altitude radio altimeter is: 500 ft. 2 500 ft. 10 000 ft. Greater than 10 000 ft.

68 - In the northern hemisphere, during deceleration following a landing in a northerly direction, a direct reading magnetic compass indicates: No apparent turn. A heading fluctuating about 360°. An apparent turn to the west. An apparent turn to the east.

69 - 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: 2, 4. 1, 3. 1, 4. 2, 3.

70 - The gauge indicating the quantity of fuel measured by a capacity gauging system can be graduated directly in weight units because the dielectric constant of fuel is: The same as that of air and varies inversely with density. Twice that of air and varies inversely with density. Twice that of air and varies directly with density. The same as that of air and varies directly with density.

71 - Due to its conception, the altimeter measures a: A density altitude A temperature altitude A pressure altitude A true altitude

72 - The measurement of the turbine temperature or of the EGT is carried out at the: Intake of the high pressure chamber. Outlet of the high pressure stage of the turbine. Inlet of the combustion chamber. Outlet of the combustion chamber.

73 - VNO is the maximum speed: Which must never be exceeded. Not to be exceeded except in still air and with caution. With flaps extended in landing position. At which the flight controls can be fully deflected.

74 - Machmeter readings are subject to: Position pressure error Setting error. Temperature error. Density error.

75 - Concerning the flight warning system (FWS), advisory messages may be: Any colour except amber. Red. Any colour except red, and preferably not amber. Any colour except green.

76 - The unit used to measure the capacitance of a capacitor is the: Joule. Farad. Watt. Hz.

77 - A laser gyro can measure: A rotation motion. An acceleration and a rotation motion. An acceleration and a speed. An acceleration.

78 - During a deceleration phase at constant attitude, the control system of the artificial horizon results in the horizon bar indicating a Nose down attitude. Nose up followed by a nose down attitude. Constant attitude. Nose up attitude.

79 - On the display of a TCAS II (Traffic alert and Collision Avoidance System), a proximate traffic is represented by: A white or cyan solid lozenge. An amber solid circle. A red full square. A white or cyan empty lozenge.

80 - 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: 1,3 2,3 2,4 1,2,4

81 - 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. 2 - 3 2 - 4 1 - 3 1 - 4

82 - A VMO-MMO warning device consists of an alarm connected to: A barometric aneroid capsule subjected to a dynamic pressure and an airspeed sensor subjected to a static pressure. A barometric aneroid capsule and an airspeed sensor subjected to dynamic pressure. A barometric aneroid capsule subjected to a static pressure and an airspeed sensor subjected to a dynamic pressure. A barometric aneroid capsule and an airspeed sensor subjected to a static pressure.

83 - 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:

1B, 2A, 3C 1C, 2B, 3A 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: 1B, 2A, 3C 1C, 2B, 3A 1A, 2B, 3C 1B, 2C, 3A

84 - An autopilot system: Must provide automatic take off functions. Must provide at least aircraft guidance functions. May provide automatic take off functions. Must provide at least aircraft stabilisation functions.

85 - 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: 1, 4 2, 3 1, 3 2, 4

86 - The purpose of the vibrating device of an altimeter is to: Inform the crew of a failure of the instrument Reduce the effect of friction in the linkages Reduce the hysteresis effect Allow damping of the measurement in the unit

87 - The limits of the yellow scale of an airspeed indicator are: VLO for the lower limit and VNE for the upper limit VNO for the lower limit and VNE for the upper limit VFE for the lower limit and VNE for the upper limit VLE for the lower limit and VNE for the upper limit

88 - The Mach trim system allows to: Search for the ideal CG location by transferring the fuel into the horizontal stabilizer. Increase the longitudinal static stability of the aircraft by changing the horizontal stabilizer according to the Mach number. Interlock the operation of the stick shaker at the oncoming of the high speed stall. Trim the pitch-up tendency at a high Mach number.

89 - A TCAS 2 (Traffic Collision Avoidance System) provides: A simple intruding airplane proximity warning. The intruder relative position and possibly an indication of a collision avoidance manoeuvre within the vertical plane only. The intruder relative position and possibly an indication of a collision avoidance manoeuvre within the horizontal plane only. The intruder relative position and possibly an indication of a collision avoidance manoeuvre within both the vertical and horizontal planes.

90 - Heading information from the gyromagnetic compass flux gate is transmitted to the: Heading indicator. Erecting system. Amplifier. Error detector.

91 - The QNH is by definition the value of the: Atmospheric pressure at the location for which it is given, corrected for non-standard temperature. Altimeter setting so that the altimeter, on the apron of the aerodrome for which it is given, reads zero. Altimeter setting so that the altimeter, on the apron of the aerodrome for which it is given, reads the elevation. Atmospheric pressure at the level of the ground overflown by the aircraft.

92 - Without any external action, the axis of a free gyroscope is fixed with reference to: The earth. The apparent vertical. The aircraft. Space.

93 - On the display of a TCAS 2 (Traffic alert and Collision Avoidance System), a resolution advisory (RA) is represented by: A white or cyan empty lozenge. A red full square. An amber solid circle. A white or cyan solid lozenge.

94 - Below the tropopause, when descending at constant CAS: Mach number decreases and the velocity of sound increases. Mach number and the velocity of sound decrease. Mach number and the velocity of sound increase. Mach number increases and the velocity of sound decreases.

95 - The operating principle of the vertical speed indicator (VSI) is based on the measurement of the rate of change of: Dynamic pressure Static pressure Kinetic pressure Total pressure

96 - The spin axis of the turn indicator gyroscope is parallel to the: Pitch axis. Yaw axis. Roll axis. Longitudinal axis.

97 - 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: Roll wings level and maintain the heading obtained at that moment. Restore the flight attitude and the rate of turn selected on the autopilot control display unit. Maintain the track and the flight attitude obtained at that moment. Maintain the flight attitude obtained at that moment.

98 - The two main sources of information used to calculate turbojet thrust are the: Fan rotation speed (or N1) or the EPR (Engine Pressure Ratio). Fan rotation speed (or N1) or the total pressure at the low pressure turbine outlet. Fan rotation speed (or N1) or the total pressure at the high pressure compressor outlet. High pressure turbine rotation speed or the EPR (Engine Pressure Ratio).

99 - The principle of capacity gauges is based on the: Capacitance variation by the volume measurement carried out on the sensor. Current variation in the Wheatstone bridge. Capacitance variation of a given capacitor with the type of dielectric. Flow rate and torque variation occurring in a supply line.

100 - A laser gyro consists of: A laser generating two light waves. Two moving cavities provided with mirrors. 2 electrodes (anode and cathode). A gyro with 2 degrees of freedom.

101 - True Air Speed (TAS) is equal to Equivalent Air Speed (EAS) only if: P = 1013,25 hPa, OAT = 15°C and TAS > 200 kt. P = 1013,25 hPa and OAT = 273° K. P = 1013,25 hPa, OAT = 15°C and TAS < 200 kt. P = 1013,25 hPa and OAT = 15°

102 - A flight control system which can, in the event of a failure, complete automatically the approach, flare and landing is called fail ... Passive. Soft. Operational. Hard.

103 - When engaged in the lateral navigation mode (LNAV) the autopilot uses: The FMS active (TO) waypoint coordinates. The FMS computation of the aircraft position and the FMS active (TO) waypoint bearing. The FMS roll or heading command. The FMS path angle command.

104 - 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... 7.5°/hour to the right. 15°/hour to the right. 7.5°/hour to the left. 10.5°/hour to the right.

105 - 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: 1, 2, 4, 5. 1, 2, 3, 6. 3, 4. 1, 2, 3, 4, 5, 6.

106 - The principle of the Mach indicator is based on the computation of the ratio: (Pt - Ps)/Ps (Pt + Ps)/Ps (Pt - Ps)/Pt Pt/Ps

107 - In a steep turn, the northerly turning error on a magnetic compass on the northern hemisphere is: None on a 270° heading in a left turn. None on a 090° heading in a right turn. Equal to 180° on a 090° heading in a right turn. Equal to 180° on a 270° heading in a right turn.

108 - The gyroscope used in an attitude indicator has a spin axis which is: Horizontal, perpendicular to the yaw axis. Horizontal, perpendicular to the longitudinal axis. Vertical. Horizontal, parallel to the longitudinal axis.

109 - The purpose of an airplane automatic trim system is to trim out the hinge moment of the: Elevator(s) Elevator(s), rudder(s) and ailerons. Elevator(s) and rudder(s) Rudder(s)

110 - The command bars of a flight director: Are displayed only when flying manually. Are displayed only when the autopilot is engaged. May be displayed when flying manually or with the autopilot engaged. Are always displayed during take-off.

111 - Compared with a conventional gyro, a laser gyro: Is influenced by temperature Has a longer life cycle Consumes a lot of power Has a fairly long starting cycle

112 - A pitot tube covered by ice which blocks the ram air inlet will affect the following instrument (s): Vertical speed indicator only. Altimeter only. Airspeed indicator, altimeter and vertical speed indicator. Airspeed indicator only.

113 - 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 Zero drop Cavity rotation Beam lock Dither

114 - Considering an airspeed indicator, a second striped needle, if installed, indicates: Never-exceed speed (VNE) Maximum operating speed (VMO) Never-exceed speed (VNE) or maximum operating speed (VMO), depending on which is the higher Never-exceed speed (VNE) or maximum operating speed (VMO), depending on which is the lowest

115 - When flying in warm air (warmer than standard atmosphere), indicated altitude is: Lower than the true altitude. Equal to the standard altitude. The same as the true altitude. Higher than the true altitude.

116 - During deceleration following a landing in a westerly direction, a magnetic compass made for the southern hemisphere indicates: No apparent turn. An apparent turn to the south. No apparent turn only on southern latitudes. An apparent turn to the north.

117 - During the approach, a crew reads on the radio altimeter the value of 650 ft. This is an indication of the true: Height of the lowest wheels with regard to the ground at any time. Altitude of the aircraft. Height of the aircraft with regard to the runway. Height of the aircraft with regard to the ground at any time.

118 - The initiation of an automatic go-around can be: In a range of approach airspeeds. At 70 kts ± 5 kts only. With no limit of approach airspeeds. At VY ± 5 kts only.

119 - 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: 30 minutes. 10 hours. 60 minutes. 25 hours.

120 - Electrical requirements for an alumel / chromel indicating system are 3 phase AC for sensor plus 28V DC for gauging Power for gauge lighting only 28V DC for sensor plus power for gauge lighting 3 phase AC for sensor plus 26V AC for gauge lighting

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