ATPL Systems II

50問 • 1年前

Will Erwin

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

on the gear panel in the cockpit

A constant delivery hydraulic system requires?

A pressure regulator

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

Expansion turbine

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

RPM decrease

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

high speed high RPM

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

Defuel the aircraft

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

Electrically conductive material

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

low RPM

The MAP mode of a jet equppped with EFIS shows?

Waypoints

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

An altitude

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

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

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

Decrease relative to pressure ahead of the wave

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

A flight director vertical mode is?

SPD

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

as a TA

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

TSS

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

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

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

To protect the cabin from over pressurisation

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

Boost Pumps

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

The inboard ailerons are always active

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

The rate gyro

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

Tailwind

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

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

Spiral divergence (instability) will occur -

With strong directional and weak lateral stability

Approaching MCRIT a nose down trim change is caused by -

A rearward CP shift and reduced tail plane download

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

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

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

swash plate

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

thermal electric

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

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

Icing , corrosion and microbial growth

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

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

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

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

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

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

The purpose of a hydraulic accumulator is -

To dampen out pressure fluctuations

The purpose of a hydraulic priority valve is

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

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

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

Impeller

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

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

A compressor stall is described as -

an instability of air flow through the compressor

An advantage of centrifugal compressors over actual compressors is -

simplicity

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

12V 72A/H

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

bus tie breaker

M#5 Section and Title v2

ユーザ名非公開 · 32問 · 13日前

M#5 Section and Title v2