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ATPL Systems II
  • Will Erwin

  • 問題数 50 • 1/27/2024

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    問題一覧

  • 1

    The landing gear lever lock override switch in a jet aircraft undercarriage system is located -

    on the gear panel in the cockpit

  • 2

    A constant delivery hydraulic system requires?

    A pressure regulator

  • 3

    The coldest air in an air cycle machine of a jet aircraft air conditioning system is found in the -

    Expansion turbine

  • 4

    Selecting bleed air ‘on’ in a jet engine with no change in power lever setting will result in -

    RPM decrease

  • 5

    Reverse thrust during the landing roll on a transport aircraft is most effective at -

    high speed high RPM

  • 6

    Vents in the fuel tanks of a transport aircraft are used to ?

    Defuel the aircraft

  • 7

    Cockpit window heating systems on a jet aircraft use laminated glass with a middle layer of ?

    Electrically conductive material

  • 8

    The purpose of compressor bleed air vented overboard in a jet engine is to assist with operations at?

    low RPM

  • 9

    The MAP mode of a jet equppped with EFIS shows?

    Waypoints

  • 10

    An example of a conditional waypoint in the database of a FMS is ?

    An altitude

  • 11

    A heavy 4 engine Jet aircraft with a TAS of 450kts at FL350 had a turn radius of 11nm at 20° AoB. The turn radius of a light twin at the same AoB , speed and altitude would be?

    The same

  • 12

    Your aircraft is at an unusually high flight level for the current gross weight and is cruising at normal cruise speed. During a manoeuvre you feel the airframe buffet. This is likely caused by?

    either low or high speed buffet

  • 13

    In supersonic airflow, static pressure behind an expansion wave will -

    Decrease relative to pressure ahead of the wave

  • 14

    Regarding a flap limiter in a jet transport aircraft

    It senses airspeed and retracts one stage of flap if the speed is excessive without moving the flap lever in the cockpit

  • 15

    A flight director vertical mode is?

    SPD

  • 16

    During TCAS operations, if a RA is inhibited by selecting TA only; RA’s appear -

    as a TA

  • 17

    The decide which automatically feathers the propeller in the event of an engine failure during takeoff is the ?

    TSS

  • 18

    When a pilot selects auto brakes 3 for a landing in a jet transport aircraft, the system -

    Will provide constant declaration to a complete stop or until disengaged

  • 19

    The action (if any) that can override the anti skid system in a jet transport category aircraft is -

    Antiskid cannot be overriden by the pilot

  • 20

    The function of the pressure relief valve in a jet aircraft pressurisation system is -

    To protect the cabin from over pressurisation

  • 21

    In order to avoid aeration of the fuel lines in a jet transport aircraft, the fuel system incorporates-

    Boost Pumps

  • 22

    Jet aircraft are commonly fitted with inboard and outboard ailerons and spoilers for roll control. Regarding ailerons -

    The inboard ailerons are always active

  • 23

    The yaw damper of a jet transport aircraft receives its yaw information for control from -

    The rate gyro

  • 24

    The most likely cause of a hot start in a gas turbine engine is -

    Tailwind

  • 25

    The transition of airflow speed marked by a normal shockwave, and any accompanying change in airflow direction is -

    from supersonic to subsonic, with no change in direction

  • 26

    For a large jet transport aeroplane, the change in aircraft weight and acceleration “g load” which will cause the manoeuvre ceiling to lower is -

    Higher weight and an increase in acceleration

  • 27

    Spiral divergence (instability) will occur -

    With strong directional and weak lateral stability

  • 28

    Approaching MCRIT a nose down trim change is caused by -

    A rearward CP shift and reduced tail plane download

  • 29

    A jet transport aircraft demonstrates positive oscillatory stability at 1000ft but instability at 9000ft. The change in aerodynamic damping and associated speed change which causes this is -

    reduced aerodynamic damping due to increased TAS

  • 30

    The purpose of internal flexible seal attached to the leading edge of a control surface is to -

    aerodynamically balance the control by reducing hinge movements

  • 31

    The most common type of high pressure fuel pumps used in gas turbine engine fuel systems are -

    swash plate

  • 32

    The most common type of ice protection used on modern turboprop propeller blades is -

    thermal electric

  • 33

    The function of the water separator in the cabin air conditioning system of a jet transport aircraft is -

    to remove excess moisture in the conditioned air prior to entry into the cabin

  • 34

    Problems relating to undissolved water in the fuel system of a gas turbine engine include -

    Icing , corrosion and microbial growth

  • 35

    A jet fuel with a specific gravity of 0.80 at a given temperature will -

    have a weight of 80kg for 100L and weigh less per unit volume at higher temperatures

  • 36

    To control cabin pressurisation in a standby mode, the pressure controller of an air conditioning and pressurisation system requires inputs of -

    Desired cabin altitude and cabin rate of change

  • 37

    The function of a static inverter in a constant frequency AC power generating system in a large jet aircraft is -

    to provide 115VAC 400hz power in the event of a total generator failure

  • 38

    Total air temperature is used for thrust management on modern jet aircraft and is displayed on EICAS . TAT is comprised of the static outside air temperature plus an additional factor caused mainly by -

    adiabatic compression

  • 39

    when LNAV is used to program a route within Australia between two waypoints in the database, the track the aircraft Will follow is -

    A great circle

  • 40

    An incorrect function of a line select key on the CDU of a flight management system is -

    if the line adjacent to the key is blank, that line is assigned a function depending on the CDU page in use

  • 41

    The purpose of a hydraulic accumulator is -

    To dampen out pressure fluctuations

  • 42

    The purpose of a hydraulic priority valve is

    To shed non essential services due to a loss of system pressure

  • 43

    The purpose of a spring loaded relief valve in an in-line fuel filter is -

    to provide fuel supply in the event of the filter becoming blocked

  • 44

    The type of fuel boost pumps in a gas turbine engine fuel system are usually

    Impeller

  • 45

    A purpose of variable inlet guide vanes in a gas turbine engine is-

    to reduce the angle of attack on the front compressor blades at low engine RPM

  • 46

    a purpose of bleed valves in a gas turbine engine is -

    to increase the mass flow in the compressor for a given mass flow in the combustion chamber and turbine

  • 47

    A compressor stall is described as -

    an instability of air flow through the compressor

  • 48

    An advantage of centrifugal compressors over actual compressors is -

    simplicity

  • 49

    two 12V 36A/H batteries are connected together in parallel, the result will be an output of -

    12V 72A/H

  • 50

    A generator in an electrical system is connected to a synchronising bus via the -

    bus tie breaker