In a hydraulic braking system, the accumulator is:
an accumulator designed to restore brake energy in the event of a hydraulic failure.
a damping type accumulator designed to take up the pressure fluctuations of the automatic braking system.
designed to take up the hydraulic energy filtered by the antiskid system in order to prevent wheel blocking.
a buffer accumulator whose function is to assist the hydraulic system during high intensity braking.
How is an electrical gyro kept erected?
Levelling and torque motors
A nozzle integral within the outer gimbal ring
The critical Mach number for an aerofoil equals the free stream airfoil Mach number at which:
sonic speed (M=1) is reached at a certain point on the upper side of the aerofoil.
the maximum operating temperature is reached.
a shock-wave appears on the upper surface.
a "supersonic bell" appears on the upper surface.
In case of grave and imminent danger what is the message you should transmit?
What are the major errors of the turn and slip indicator?
Looping error & real wander
Topple & Regidity
How is a drug and alcohol therapy called?
You are at 2000ft, outside temperature is at 6 C. At what altitude is the freezing level?
Ground speed 360kts. You fly from 60N10E to 55N10E. How long does it take?
You will never reach 55N10E
If the speed triples, what makes the lift?
remain the same
What is the sense of fuel cross-feed?
allows feeding of any engine from any fuel tank.
allow the unusable fuel elimination.
allow the fuel to be quickly thrown away in case of emergency
automatically fill every tank up to the desired level.
How can you increase the rigidity of a gyro?
Increasing RPM and mass
Decrease gyro's weight
Decreasing RPM and mass
What is real wander?
When the gyro’s spin axis moves away from its fixed position in space
The apparent movement of a gyro due to earth rotation
None of the answers above
All of the answers above
You follow a great circle route from BCN (43N) to NYC (42N). How varies as your true heading?
Remains the same
Changes by 180°
During an acceleration phase at constant attitude, the resetting principle of the artificial horizon results in the horizon bar indicating a :
nose-down followed by a nose-up attitude
What are your feelings in IMC during a forward acceleration?
Bank to the left
If during a loss of all communication procedure you are on final and see a red flare on the runway, what do you do?
No not land, airport unsafe.
Continue the approach.
Give to another aircraft.
What is the minimum cabin pressure / maximum cabin altitude for a commercial flight?
'Environmental capture' is a term used to describe which of the following statements?
The gaining of environmental skills.
The tendency for a skill acquired in one aircraft type to be executed in a new aircraft type, even if it is inappropriate to do.
The tendency for people to behave in different ways in different social situations.
None of the mentioned above.
What is a turn and slip indicator?
The presence of altocumulus lenticularis is an indication of the
development of thermal lows
presence of mountain waves and severe turbulences
risk of orographic thunderstorms
presence of valley winds
DOC 4444 (ICAO) - Heavy (H) Category, are all aircraft types of:
Less than 7.000kg MTOM
Less than 136.000kg MTOM
More than 7.000kg MTOM
More than 136.000kg MTOM
(ICAO Doc 8168): CAT C approach speeds are?
Between 91 and 120 knots.
Speed 90 knots or less.
Between 121 and 140 knots.
Between 141 knots and 165 knots.
DOC 4444 (ICAO) - Medium (M) Category, are all aircraft types of:
7.000kg – 136.000kg TOM
0kg - 7.000kg TOM
136.000+ kg TOM
there are no Medium (M) Category in use.
What organ is responsible for Gravity and linear acceleration?
The otoliths in the utriculus and sacculus
The semi-circular channels
The tympanic membrane
Which part of the vestibular apparatus is affected by changes in gravity and linear acceleration?
The sacculus and utriculus
The entire vestibular apparatus
The Eustachian tube
Angular accelerations are perceived by?
The sacculus and utriculus
The semicircular canals
The seat of the pants feeling
The eustachian tube is the passage way between the
pharynx and inner ear
nose, pharynx and the external auditory canal
sinuses and the pharynx
pharynx and the middle ear
The eustachian tube serves for the pressure equalization between
frontal, nose and maxillary sinuses
middle ear and external atmosphere
sinuses of the nose and external atmosphere
nose and pharyngeal cavity and external atmosphere
What is the main use of the Eustachian tube?
To equalize pressure
To make the voice resonant
To enhance hearing capabilities
How is oxygen transported in the organism?
Hemoglobin in the red blood cells.
White blood cells.
GS 300kts, you must be at 20000ft within the next 50NM. What is the rate of descent you have to keep?
HDG 020°, RILPO 040°, Variation is 10W. What your QDR?
You are at W40 and the sun is on the vertical. How long does it take the sun to get to W85?
more than 24h
On a Lambert Chart, scale 1 : 500000. How much is the distance of 10cm?
Which are the data that goes to the Air Data Computer?
P(static), P(dynamic), TAT
P(static), P(dynamic), TAT, Radio Altitude, INS Position
What is a Standard Turn / Rate-1-Turn?
3° / sec
6° / sec
1° / sec
2° / sec
What instrument measures low compressor rpm?
What does the CSD?
Organize the Christopher Street Day
Ensuring equal AC voltage from all generators.
The function of a CSD in an AC generating system is to drive the generator at a constant speed.
Keep the starter-motor maintaining a constant RPM not withstanding the acceleration of the engine.
Passing the transition altitude, how should you set the altimeter?
When Dew point is equal to OAT temperature, relative humidity is?
lower than 50%
What is a volume of air of nearly equal temperature and similar humidity (and origin)?
An air mass.
A thermal low.
How far focuses on 'the eye and when' at rest?
What is the earth's circumference at N60°?
When is wind shear more dangerous?
Low level temperature inversions
Cold air pool
What is the main responsible for the major climatic changes on the earth?
Phases of the moon
What are the marker frequencies?
OM:400kHz, MM:1.300kHz, IM:3.000kHz.
OM:400Hz, MM:1.300Hz, IM:3.000Hz.
OM:400MHz, MM:1.300MHz, IM:3.000MHz.
The Beta Range of a propeller is used for:
Speed brake & deceleration
Reverse Operations on ground only
Generate more thrust
There is no Beta Range
Calculate used fuel in kg: Distance: 1000nm, FF: 60l/min., Density: 0,8, Speed: 400km/h
In the absence of external reference points, the sensation that the vehicle in which you sitting is moving when it is in fact the vehicle directly alongside which is moving is called :
illusion of relative movement
Flight Planning: What is the MSA around the highest obstacle?
1000ft above, 25nm radius.
500ft above, 25nm radius.
1000ft above, 10nm radius.
500ft above, 10nm radius.
Given: FL050, ONH 1000. What is the true altitude?
You can' calculate it with the figures given.
Name the degrees of freedom of an artificial horizon:
Roll and Pitch
Roll and Yaw
Roll, Pitch & Yaw
Yaw & Pitch
How to read-back after station change?
Station, Call-Sign, Altitude, Position, (SID or STAR).
Station, Altitude, Position, (SID or STAR), Call-Sign
Station, Altitude, Call-Sign, Position, (SID or STAR).
Call-Sign, Altitude, Station, Position, (SID or STAR).
How do air masses flow with in a cyclone?
They converge and rise
They diverge and sink
They converge and sink
They diverge and rise
What is the ISA-Temp at 19.000ft?
How many hours prior to Take-Off has a flight plan to be filed?
Flying through a Jet-Stream. Where are the most severe turbulences to be expected?
On the cold side, right below the core
On the warm side, right below the core
On the cold side, right above the core
On the warm side, right above the core
How has the sink rate to be change in tail-wind conditions?
Higher sink rate due to higher Ground Speed
Lower sink rate due to lower Ground Speed
Lower sink rate due to higher Ground Speed
At which location does coriolis force have the least effect on wind direction?
At the equator.
At the poles.
At 60°N / 60°S
Explain the semi-circular rules:
0° – 179°: odd FL, 180 – 359: even FL
0° – 179°: even FL, 180 – 359: odd FL
001° – 180°: even FL, 181° – 360°: odd FL
001° – 180°: odd FL, 181° – 360°: even FL
Which part of an aeroplane provides the greatest positive contribution to the static longitudinal stability?
The horizontal tailplane.
For a fan jet engine, the by-pass ratio is the?
Ratio of the external airflow mass divided by the internal airflow mass.
Ratio of the internal airflow mass divided by the external airflow mass.
It's always 10:1.
When the optical image forms in behind of the retina; we are talking about short-sightedness
When the optical image forms in front of the retina; we are talking about long-sightedness
When the optical image forms in front of the retina; we are talking about short-sightedness
When the optical image forms in behind of the retina; we are talking about long-sightedness
How does the height of the tropopause normally vary with latitude in the northern hemisphere?
It decreases from south to north and strengthens in winter.
It decreases from south to north and weakens in winter.
It increases from south to north and strengthens in winter.
It increases from south to north and weakens in winter.
Which is true of the temperature at the tropopause?
It is higher in polar regions than in equatorial regions.
It is lower in polar regions than in equatorial regions.
It's always 56,5°C.
A controlled flight is requested to inform the appropriate ATC unit whenever the average True Air Speed at cruising level varies or is expected to vary from that given in the flight plan by plus or minus:
Regarding take-off, the take-off decision speed V1:
a chosen limit. If an engine failure is recognized before reaching V1 the take-off must be aborted.
not less than V2min, the minimum take-off safety speed.
a chosen limit. If an engine failure is recognized after reaching V1 the take-off must be aborted.
sometimes greater than the rotation speed VR.
How does the stall speed chance with 25° bank?
Remains the same
You are on RWY 25, Wind 270/15, what is your x-wind?
The transition level:
Shall be the lowest available flight level above the transition altitude that has been established
Shall be the highest available flight level above the transition altitude that has been established
Shall be the lowest available flight level below the transition altitude that has been established
Shall be the highest available flight level below the transition altitude that has been established
The transition altitude of an aerodrome should not be below:
What is the minimum thickness of the transition layer?
At which altitude is the TA in Germany?
Dry air is a mixture of gases. Their volume percentage is about:
21% oxygen, 78% nitrogen, 1% other gases
78% oxygen, 21% nitrogen, 1% other gases
88% oxygen, 11% nitrogen, 1% other gases
21% oxygen, 1% nitrogen, 78% other gases
In an aeroplane utilising a constant frequency AC power supply, DC power is obtained from a:
A Transformer Rectifier Unit
A Constant Speed Drive
A starter coil
Name the correct action to be taken when landing on a contaminated runway?
Positive Touchdown, Max. Reverser, Speed Brake
Land as always
Gentle Touchdown, Max. Reverser, Speed Brake
You can't land on a contaminated runway.
The corrective action for dutch roll is?
Use firm but gentile aileron
Lightning is most likely to happen at temperatures?
Form +5 to -5°C OAT
Form +15 to +5°C OAT
Form -15 to -25°C OAT
Only below -50°C OAT
If the turbine bypass valve on an aircycle machine opens, it produces?
The amount of light which strikes the retina is controlled by?
The Blind Spot
The fuel system boost pumps are used to:
avoid the bubbles accumulation and feed the lines with fuel for directing it to the engine at a positive pressure.
avoid the bubbles accumulation.
feed the lines with fuel for directing it to the engine at a positive pressure.
feed the fuel control units, which inject the pressurized fuel into the engine.
When assessing an individuals risk in developing coronary artery disease, the following factors may contribute:
1. obesity, 2. distress, 3. smoking, 4. family history, 5. sport
1 & 2 are correct
1, 2 & 4 are correct
1,2,3 & 4 are correct
All are correct
At which wind speed does steam fog disappear?
Wind speeds of more than 15kt
Wind speeds of more than 30kt
Wind speeds of more than 5kt
It disappears always one hour after sunrise
The physiological rhythms of a pilot in a new time zone will resynchronise to this new time zone at a rate of about?
1 – 1,5h / day
1,5 – 2,5h / day
3h / day
0,5h / day
You depart at 0900L, flight time is 9:00hrs. You cross 9 time-zones. At what time are you going to land?
When flying an approach in a strong gusty headwind, Vref should be adjusted by?
½ headwind and full gust factor
Full headwind and ½ gust factor
½ headwind and ½ gust factor
Full headwind and full gust factor
At ISA -34°C, your pressure altimeter?
Is not usable
What is the CSD Unit (Constant Speed Drive Unit) for?
Drive the generator at a constant speed. That the electric generator produces a constant frequency.
That the starter-motor maintains a constant RPM not withstanding the acceleration of the engine.
Produce equal AC voltage from all generators.
It varies generator rpm in order to compensate for various AC loads.
How do the indications of instruments change, if your pitot tube becomes blocked in steady horizontal flight?