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INST-BNC TOTAL THEORY-MODULE4
1.
The total pressure probe (pitot tube) comprises a mast which removes its port to a distance from the aircraft skin in order:
a) to locate it outside of the boundary layer.
b) to make it easily accessible during maintenance checks.
c) not to disturb the aerodynamic flow about the aircraft.
d) to avoid its icing.
2.
The measurement of the turbine temperature or of the EGT (Exhaust Gas Temperature) is carried out at the:
a) combustion chamber outlet.
b) combustion chamber intake.
c) high pressure chamber intake.
d) high pressure turbine outlet.
3.
During an acceleration phase at constant attitude, the control system of the artificial horizon results in the horizon bar indicating a:
a) nose-up attitude
b) constant attitude
c) nose-down attitude
d) nose-down followed by a nose-up attitude
4.
The elements which take part in the local vertical alignment of an inertial strap-down unit are:
a) the gyroscopes.
b) the accelerometers.
c) the flow inductors.
d) the accelerometers and gyroscopes.
5.
In the building principle of a gyroscope, the best efficiency is obtained through the concentration of the mass:
a) on the periphery and with a high rotation speed.
b) close to the axis and with a low rotation speed.
c) close to the axis and with a high rotation speed.
d) on the periphery and with a low rotation speed.
6.
The velocity of sound at the sea level in a standard atmosphere is:
a) 644 kt.
b) 332 kt.
c) 1059 kt.
d) 661 kt.
7.
The TCAS 2 (Traffic Collision Avoidance System) provides: 1- traffic information (TA: Traffic Advisory) 2- horizontal resolution (RA: Resolution Advisory) 3- vertical resolution (RA: Resolution Advisory) 4- ground proximity warning The combination regrouping all the correct statements is:
a) 1, 2, 3
b) 1, 3
c) 1, 2
d) 1, 2, 3, 4
8.
An aircraft is descending from FL 390 to ground level at maximum speed. The limits in speed will be:
a) initially the VMO, then the MMO below a certain flight level.
b) the MMO only.
c) initially the MMO, then the VMO below a certain flight level.
d) the VMO only.
9.
The GPWS (Ground Proximity Warning System) releases a warning in the following cases: 1- excessive rate of descent 2- excessive ground proximity rate 3- loss of altitude after take-off or go-around 4- abnormal gear/flaps configuration 5- excessive deviation under the glidepath 6- abnormal airbrakes configuration The combination regrouping all the correct statements is:
a) 2, 4, 5, 6
b) 1, 2, 3, 4, 5
c) 1, 2, 3, 4, 5, 6
d) 3, 4, 5, 6
10.
A turn indicator is an instrument which indicates rate of turn. Rate of turn depends upon: 1: bank angle 2: aeroplane speed 3: aeroplane weight The combination regrouping the correct statements is:
a) 2 and 3.
b) 1, 2, and 3.
c) 1 and 2.
d) 1 and 3.
11.
An aircraft takes-off on a runway with an alignment of 045°; the compass is made for the northern hemisphere. During rolling take-off, the compass indicates:
a) a value above 045° in the southern hemisphere.
b) a value below 045°.
c) a value above 045° in the northern hemisphere.
d) 045°.
12.
The float type fuel gauges provide information on:
a) mass whose indication is independent of the temperature of the fuel.
b) volume whose indication is independent of the temperature of the fuel.
c) volume whose indication varies with the temperature of the fuel.
d) mass whose indication varies with the temperature of the fuel.
13.
Below the tropopause, when descending at constant CAS:
a) Mach number decreases and the velocity of sound increases.
b) Mach number and the velocity of sound decrease.
c) Mach number and the velocity of sound increase.
d) Mach number increases and the velocity of sound decreases.
14.
The stall warning system receives information about the: 1- airplane angle of attack 2- airplane speed 3- airplane bank angle 4- airplane configuration 5- load factor on the airplane The combination regrouping all the correct statements is:
a) 1, 3, 5
b) 2, 3, 4, 5
c) 1, 4
d) 1, 2, 3, 4, 5
15.
On a modern aircraft, the flight director modes are displayed on the:
a) upper strip of the ECAM (Electronic Centralized A/C Management).
b) upper strip of the PFD (Primary Flight Display).
c) control panel of the flight director only.
d) upper strip of the ND (Navigation Display).
16.
The stick shaker calculator receives the following information: 1- mass of the airplane 2- angle of attack 3- wing flap deflection 4- position of the landing gear 5- total air temperature 6- pressure altitude The combination regrouping all the correct statements is:
a) 1, 2, 3, 4, 5, 6
b) 1, 2, 3, 4
c) 2, 3, 5
d) 2, 3
17.
In order to know in which mode the auto-throttles are engaged, the crew will check the:
a) TCC (Thrust Control Computer).
b) PFD (Primary Flight Display)
c) ND (Navigation Display).
d) throttles position.
18.
When the intruding aircraft is equipped with a serviceable mode C transponder, the TCAS 2 (Traffic Collision Avoidance System) generates a:
a) vertical "traffic advisory" and an horizontal "resolution advisory".
b) "traffic advisory" and horizontal "resolution advisory".
c) "traffic advisory", vertical and horizontal "resolution advisory".
d) "traffic advisory" and vertical "resolution advisory".
19.
In case of accidental closing of an aircraft's left static pressure port (rain, birds), the altimeter:
a) keeps on providing reliable reading in all situations
b) overreads the altitude in case of a sideslip to the left and displays the correct information during symmetric flight.
c) overreads the altitude in case of a side-slip to the right and displays the correct information during symmetric flight.
d) underreads the altitude.
20.
The Ground Proximity Warning System (GPWS) is a system working according to a height span ranging from:
a) the ground to 500 ft
b) 50 ft to 2 500 ft
c) the ground to 1 000 ft
d) 30 ft to 5 000 ft
21.
The flight director provides information for the pilot:
a) to remain within the flight envelope.
b) to join a desired track with a constant bank angle of 25°.
c) to join a desired track with a 45° intercept angle.
d) to join to a desired path with the optimum attitude.
22.
Sound propagates through the air at a speed which only depends on:
a) pressure.
b) temperature.
c) density.
d) temperature and the pressure.
23.
Magnetic compass errors are:
a) due to the lateral gusts which occur when the airplane is heading eastward or westward.
b) parallax errors due to compass rose oscillations.
c) due to Schüler oscillations.
d) about north change, depending on the bank angle and magnetic heading.
24.
On the display of a TCAS 2 (Traffic alert and Collision Avoidance System), a traffic advisory (TA) is represented by:
a) an amber solid circle.
b) a white or cyan solid lozenge.
c) a red full square.
d) a white or cyan empty lozenge.
25.
During an automatic landing, between 50 FT AGL and touch down, the autopilot maintains:
a) a constant flight path angle with reference to the ground.
b) a constant vertical speed.
c) a vertical speed according to the radio altimeter height.
d) a vertical speed according to the GPS height.
26.
To permit turbine exit temperatures to be measured, gas turbines are equipped with thermometers which work on the following principle:
a) liquid expansion
b) bi-metallic strip
c) thermocouple
d) gas pressure
27.
In a standard atmosphere and at the sea level, the calibrated airspeed (CAS) is:
a) lower than the true airspeed (TAS).
b) independent of the true airspeed (TAS).
c) equal to the true airspeed (TAS).
d) higher than the true airspeed (TAS).
28.
The essential components of a flight director are: 1- a computer 2- an automatic pilot 3- an auto-throttle 4- command bars The combination regrouping all the correct statements is:
a) 2,3
b) 1,4
c) 1,2
d) 2,4
29.
The main input data to the Stall Warning Annunciator System are: 1- Mach Meter indication 2- Angle of Attack 3- Indicate Airspeed (IAS) 4- Aircraft configuration (Flaps/Slats) The combination regrouping all the correct statements is:
a) 1,2
b) 2,4
c) 1,4
d) 2,3
30.
The flight director indicates the:
a) optimum instantaneous path to reach selected radial.
b) path permitting reaching a selected radial in minimum time.
c) path permitting reaching a selected radial over a minimum distance.
d) optimum path at the moment it is entered to reach a selected radial.
31.
Given: Pt: total pressure Ps: static pressure Pd: dynamic pressure The altimeter is fed by:
a) Pt-Pd.
b) Ps-Pt.
c) Pd-Ps.
d) Pd.
32.
When the intruding aircraft is equipped with a transponder without altitude reporting capability, the TCAS (Traffic Collision Avoidance System) issues a:
a) "traffic advisory", vertical and horizontal "resolution advisory".
b) "traffic advisory" and horizontal "resolution advisory".
c) "traffic advisory" only.
d) "traffic advisory" and vertical "resolution advisory".
33.
During the approach, a crew reads on the radio altimeter the value of 650 ft. This is an indication of the true:
a) altitude of the aircraft.
b) height of the aircraft with regard to the ground at any time.
c) height of the lowest wheels with regard to the ground at any time.
d) height of the aircraft with regard to the runway.
34.
The GPWS calculator is able to operate in the following modes: 1- excessive descent rate 2- excessive rate of terrain closure 3- excessive angle of attack 4- too high descent attitude 5- loss of altitude after take-off 6- abnormal gear/flaps configuration 7- excessive glidepath deviation The combination regrouping all the correct statements is:
a) 3,4,5,6
b) 1,2,5,6,7
c) 1,2,4,6,7
d) 2,3,5,7
35.
A ground proximity warning system (GPWS), when mandatory installed on board an aircraft, must in all cases generate:
a) at least one sound alarm to which a visual alarm can be added
b) a sound alarm or a visual alarm
c) a sound and visual alarm
d) a visual alarm to which a sound alarm can be
36.
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...
a) 7.5°/hour to the right.
b) 15°/hour to the right.
c) 7.5°/hour to the left.
d) 10.5°/hour to the right.
37.
On the display of a TCAS II (Traffic alert and Collision Avoidance System), a proximate traffic is represented by:
a) a white or cyan solid lozenge.
b) an amber solid circle.
c) a white or cyan empty lozenge.
d) a red full square.
38.
The automatic trim is a component of the autopilot pitch channel. Its function is to:
a) set the attitude to an instantaneous value before engaging the autopilot.
b) transfer a stabilized aeroplane to the pilot during autopilot disengagement.
c) automatically disengage the autopilot in the case of an excessive pitch up.
d) reset the attitude, after engaging (the autopilot).
39.
To be as accurate as possible, an anemometer must be calibrated according to the following formula:
a) Bernoulli, considering the air as an uncompressible fluid.
b) Saint-Venant, taking into account the air compressibility.
c) Bernoulli, taking into account the air compressibility.
d) Saint-Venant, considering the air as an uncompressible fluid.
40.
The GPWS calculator receives the following signals: 1 - vertical speed 2 - radio altimeter height 3 - pressure altitude 4 - glidepath deviation 5 - gear and flaps position 6 - flight path angle The combination regrouping all the correct statements is:
a) 2,3,4,6
b) 1,2,4,5
c) 1,2,5,6
d) 1,3,4,5,6
41.
The functions of the altitude alerting system is to alert the flight crew: 1 - upon approaching a pre-selected altitude 2 - upon approaching a pre-selected altitude, during climb only 3 - of a loss of altitude during take-off or missed approach 4 - of a wrong landing configuration 5 - when deviating from the selected altitude The combination regrouping all the correct statements is:
a) 1, 3, 4.
b) 2, 5.
c) 3, 4.
d) 1, 5.
42.
On a TCAS2 (Traffic Collision Avoidance System), a corrective "resolution advisory" (RA) is a "resolution advisory":
a) asking the pilot to modify the heading of his aircraft.
b) asking the pilot to modify effectively the vertical speed of his aircraft.
c) which does not require any action from the pilot but on the contrary asks him not to modify his current vertical speed rate.
d) asking the pilot to modify the speed of his aircraft.
43.
The rate of turn indicator uses a gyroscope: 1 - the spinning wheel axis of which is parallel to the yawing axis. 2 - the spinning wheel axis of which is parallel to the pitch axis. 3 - the spinning wheel axis of which is parallel to the roll axis. 4 - with one degree of freedom. 5 - with two degrees of freedom The combination regrouping all the correct statements is: NB: the degree(s) of freedom of a gyro does not take into account its rotor spin axis.
a) 1, 5.
b) 3, 4.
c) 2, 4.
d) 3, 5.
44.
The sensors used to measure the exhaust gas temperature on an aircraft equipped with turbojets are:
a) capacitors whose capacity varies proportionally with temperature.
b) based on metallic parts whose expansion/contraction is measured.
c) based on metallic conductors whose resistance increases linearly with temperature.
d) thermocouples.
45.
The GPWS warns the crew in case of: 1 - an altitude at a lower level than the one shown in the flight plan entered in the FMS. 2 - a dangerous ground proximity. 3 - a loss of altitude during take-off or missed approach. 4 - a wrong landing configuration. 5 - a descent below glidepath. The combination regrouping all the correct statements is:
a) 2,3,4,5
b) 2,5
c) 2
d) 1,3,4
46.
The QNH is by definition the value of the:
a) atmospheric pressure at the level of the ground overflown by the aircraft.
b) altimeter setting so that the altimeter, on the apron of the aerodrome for which it is given, reads the elevation.
c) altimeter setting so that the altimeter, on the apron of the aerodrome for which it is given, reads zero.
d) atmospheric pressure at the sea level of the location for which it is given.
47.
On the display of a TCAS 2 (Traffic alert and Collision Avoidance System), a resolution advisory (RA) is represented by:
a) a red full square.
b) a white or cyan empty lozenge.
c) an amber solid circle.
d) a white or cyan solid lozenge.
48.
In accordance with (ICAO) Annex 6 part I, the flight data recorder is to be located in the aircraft:
a) at the right or left wing tip
b) as far forward as practicable
c) as far to the rear as practicable
d) as near to the landing gear as practicable
49.
On a TCAS 2 (Traffic Collision Avoidance System) the preventive "resolution advisory" (RA) is a "resolution advisory":
a) that advises the pilot to avoid certain deviations from the current vertical rate but does not require any change to be made to that rate.
b) asking the pilot to modify the speed of his aircraft.
c) asking the pilot to modify effectively the vertical speed of his aircraft.
d) asking the pilot to modify the heading of his aircraft.
50.
The TCAS (Traffic Collision Avoidance System) computer receives information: 1 - about the aircraft true airspeed 2 - about the airplane configuration 3 - about the pressure altitude through the mode C transponder 4 - from the radio altimeter The combination regrouping all the correct statements is:
a) 1, 3, 4.
b) 2, 3, 4.
c) 1, 2,3.
d) 1, 2, 4.
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