COPY: ATPL Aerodynamics & Systems Exam 1

Which does not affect hydroplaning speed?

Which RPM range will produce the greatest variation in thrust for a given movement of the power lever?

What is a function of a pressure relieve valve in a transport category jet hydraulic system?

What is the function of the rear turbine support struts in the exhaust system of a turbojet engine?

In a gas turbine engine, what happens when the start bleed valve is open at idle RPM and the RPM is then increased to maximum?

Where are the nozzle guide vanes (NGVs) in a gas turbine engine located?

The effect of spoiler deployment on the total drag curve for an aeroplane is to move the curve:

On an aircraft with a conventional flight director system, the flight director bars are controlled by:

What is the primary advantage of AC over DC electrical generation types?

An aircraft is fitted with NiCad batteries, and the crew get a 'High Battery Temp' warning light. This situation was probably caused by:

After a wet start in a turbine engine, what precautions should be taken to prevent a future engine malfunction?

With increasing airspeed up to and beyond Mach 1.0, the coefficient of drag at a constant angle of attack will:

The purpose of a cabin pressure relief valve is to automatically open when:

The valve that controls the air pressure in a cabin pressurization system is known as:

Which of the following correctly names the component in a pneumatic system that will automatically shut off the air supply to non-essential services when system pressure reduces below a certain predetermined value?

In what way is the specific gravity (SG) of AVTUR affected by changes in ambient temperature?

Under which of the following conditions is it necessary to incorporate cabin air humidifiers in an aircraft air conditioning system?

Hydraulic fluid has which of the following properties?

When comparing the properties of pneumatic vs hydraulic systems:

In what way does the extension of leading edge devices such as flaps and slats affect the coefficient of lift and drag and the nose pitching moment?

Assuming the same degree of trailing edge flap deflections, which answer best describes the primary advantage of slotted flaps compared to Fowler flaps?

Assuming the aircraft is within the various radio altitude envelope bands, in which of the following scenarios will the flight crew receive a warning?

Assuming a constant speed drive is disconnected in flight, when and under what circumstances can it be re-connected?

Which of the following best describes how an APU speed is controlled?

The device that controls the direction of movement of a hydraulic actuating unit is called the:

Which of the following switches must be closed before a generator can be connected to the synchronizing bus?

Which answer best describes the disadvantage of a turboprop engine compared to a turbojet engine?

The Auto-land Status Enunciator:

A swept wing transport turbojet is cruising at a higher than normal operating altitude, at normal cruise Mach number, in non-turbulent conditions. It experiences buffet, which statement is most correct?

Shock waves can form at a true Mach number below Mach 1.0. This is because:

A control tab that is moved by the main control linkage, such that the hinge moments cause a deflection of the primary control surface. This device is called a:

High flying air transport aircraft have a fuel tank venting system. This is to:

What is the reason why the hydraulic reservoir is pressurized in high-flying aircraft?

An aircraft is fitted with TCAS and GPWS. Which statement is most correct?

The B767 incorporates a typical Autopilot Flight Director Systems (AFDS). When an ILS is being flown, with the ‘ALTITUDE HOLD’ and ‘APPROACH’ modes selected, which statement best represents the actions that follow?

The manoeuvre envelope defines:

‘Manual Reversion’ is provided:

An aircraft accelerates beyond MCRIT and displays a nose-down tendency. This is due to:

On a large transport aircraft, the effect of a failure of the leading edge high lift devices to extend is to:

With an increase in altitude, and same equivalent airspeed (EAS), spiral stability:

Which statement is most correct?

As the speed of a large transport aircraft increases from low speed stall to M MO, the power requirements during this phase can be best described as:

The primary reason for fitting leading and trailing edge flaps is to:

A number of swept wing jet transport aircraft have a limitation such that flap extension at high altitudes (typically above FL200) is prohibited. This is because:

With increasing altitude up to maximum cruise level:

An excessively aft center of gravity when on approach to land will cause:

The center of gravity is near its forward envelope limit. Which statement is most correct?

As altitude is gained, how is the low speed stall value affected?

A ‘TRIP FREE’ thermal circuit breaker (CB) can be reset:

The Zero Fuel Weight (ZFW) limit imposed on some aircraft is to ensure the spar is not overstressed and is:

During a climb at a constant Mach number, the angle of attack will:

In stable asymmetric flight:

Greater rearward wings sweep:

Which of the answers is incorrect about factors assisting lateral static stability?

An aircraft fitted with 2 EADI and two EHSI. What is the minimum number of symbol generators required for all screens to be operational?

Which answer listed is correct regarding aircraft system warnings whilst the aircraft is taking off?

If the reported wind speed was 20 kt gusting to 40 kt, what would be the appropriate approach speed?

Hydraulic fluid pumps are lubricated and cooled by:

If the pilot feels a rapid oscillation through the pedals while operating the antiskid brake system, what is the probable cause?

What element of the antiskid brake system provides protection for the hydraulic system against damage?

In steady asymmetric flight in a multi-engined aircraft, where will the balance ball be if the wings are level?

In MAP mode, the altitude range arc on the B767 EHSI display shows:

What is the purpose of the bogie wheel landing gear configuration compared to a single wheel?

Regarding inertial reference systems (IRS), which statement is correct?

What will happen with differential spoilers fitted to an aircraft when a left bank is initiated?

What method is usually used when charging lead-acid batteries in an aircraft?

When an autopilot system ‘mimics’ control wheel inputs, it is connected in:

In monitoring autopilot systems via the auto-land status enunciator, what does a land 2 indication mean?

Why does a particular aircraft demonstrate good oscillatory stability at 1000 ft but poor stability at 30000 ft?

When configured for take-off, the command speed bug on the airspeed indicator is referenced to:

If a transport category aircraft crew forgets to load a descent point in the FMC, what will happen when it passes the last programmed waypoint with LNAV engaged?

To provide LNAV guidance, the FMC requires navigation data from:

In asymmetric flight, how is a multi-engined piston propeller-driven airplane usually flown?

Air is slowed down in the combustion chamber of a gas turbine engine to:

When thermocouples are used in parallel to measure temperature in a jet engine, what will the temperature shown be?

The formula 'nine times the square root of the tyre pressure in PSI' gives the:

What is expected if ‘AILERON LOCKOUT’ appears as a caution message on the EICAS?

The fast/slow indicator on a conventional attitude indicator shows speed as fast or slow relative to:

If the EPR probe at the compressor inlet of a jet engine becomes blocked with ice during taxiing and the thrust levers are advanced for takeoff, what is the most probable result?

Regarding cabin altitude warnings and oxygen mask deployment in jet transport category aircraft, which statement is correct?

If the FMC detects a discrepancy between the computed fuel quantity and the indicated fuel quantity, what will it do?

What are the advantages of a tricycle undercarriage configuration?

What minimum inputs are required to initialize an inertial navigation system?

What is the auto-flight mode combination that controls thrust to maintain a set aircraft speed?

If the pilot rolls the control column towards the right to initiate a right turn with differential flight spoilers used, what will happen?

Regarding ground steering for large transport category aircraft, what is true about the rudder pedals and tiller usage?

What is the incorrect statement regarding the use of brakes on large aircraft?

In large transport category aircraft with multiple batteries, how are they usually connected?

What types of errors are associated with a Machmeter?

In a split bus electrical system with two main engine-driven generators, what is a true statement?

What components make up the Master Warning system on an aircraft?

What gauge is essential in monitoring a parameter critical to pressurization in a pressurized aircraft?

Standpipes in a jet transport aircraft hydraulic system are needed to:

Compared to a high bypass turbofan, what characterizes a pure turbojet engine?

While cruising at a constant flight level at a Mach number of 0.82, how does an increase in ambient temperature affect the aircraft?

Methods for defining waypoints entered by the crew into the FMC database include:

If an aircraft is filled to full tank volume capacity with AVTUR at a specific gravity (SG) of 0.8, what would the available range be if the SG were 0.7 instead?

Concerning large aircraft electrical systems, what is true about split bus systems?

In an aircraft electrical system, what is a bus bar?

In the B767-300ER autopilot system, what condition prevents autopilot engagement?

In a steady climb, how is thrust produced by the engines balanced?

In an aircraft with a ‘flying tail’, movement of the control column results in movement of the:

In a turbo-jet aircraft compared to a turbo-prop aircraft, at what points is the lowest specific fuel consumption (SFC) achieved?

Where is the highest temperature in a gas turbine engine?

How is the HOT battery bus powered?

Which is NOT an element of anti-skid?

Compared to a turbojet of the same thrust output, how would the high-pressure turbine of a turbofan appear?

Which one is NOT an air data computer output?

What does the nose wheel steering follow-up do?

What describes the airflow ahead and behind a 'normal' shockwave on a conventional wing section?

During a climb in a turbojet aircraft, which element is maintained?

What do vortex generators on a horizontal stabilizer primarily do?

What is the effect of dissolved water in Avtur fuel?

When must tires be replaced?

How can air conditioner load on an engine be relieved?

What is the configuration of body gear when fitted?

When is spiral instability worst?

During climbing at a constant CAS, what do you expect the Mach number and TAS to do?

What is expected when climbing at a constant speed just below VMO?

How can you reduce the VMCG speed?

How does high-density altitude affect the VMCG speed?

With the loss of the right engine, which statement is most correct?

What occurs when the left wing-mounted engine fails in aircraft with two engines mounted in pods beneath the wing?

Regarding factors affecting VMCA, which statement is MOST correct?

Which statement is MOST correct about drag?

Compared to a conventional wing, where is the position of maximum camber on a laminar flow wing?

In comparing MCRIT and MCDR of a supercritical wing to a conventional cambered wing, how do they differ?

Which statement is MOST correct?

What is the best recovery technique for a swept wing aircraft encountering a downdraft shortly after takeoff?

Which statement best describes the properties of slots and LE flaps?

What do leading edge devices primarily contribute to?

What changes to approach are expected when leading edge devices fail to extend while trailing edges do?

Which statement best describes the properties of a Zap flap?

During a flight over continental Australia in a high capacity RPT aircraft equipped with EFIS and a FMS, the reference for the MAP mode of the EHSI would be:

What are spoiler panels located at?

For the park brake to work effectively following the shutdown of all hydraulic systems, at the time of shutdown the brake accumulator pressure must be:

What happens when shockwaves form?

Items monitored by the take-off configuration warning system in a high capacity jet transport aircraft include:

During the ‘ROLLOUT’ submode of an autoland, the IDLE mode of the autothrottle will be:

What happens as speed increases beyond MCRIT?

What is the correct order of events as speed increases?

Conditional waypoints are entered into the FMC via the:

What qualities describe the airflow behind a normal shockwave?

Subsonic flow through a divergent duct will experience:

Supersonic flow through a divergent duct will experience:

How does airflow direction change through shockwaves?

In a free-power turbine type engine (turboprop), the free-power turbine is:

What happens for high-flying jet aircraft featuring swept wings?

During CAT III ILS multi-autopilot approach, in the rollout the thrust setting will be:

What is the aerodynamic ceiling for a given aircraft?

What does increased apparent gross weight do to speed margin between initial buffet speeds?

The pure turbojet engine design feature which decreased the occurrence of compressor stall was by incorporating:

In terms of SFC and in comparison to a pure turbojet, a turboprop would be more efficient than a turbojet during:

What is experienced when cruising at high altitude and experiencing buffet?

Pressing the CANCEL switch on the EICAS control panel will:

To ensure correct flow direction is maintained in a hydraulic system, what would you fit?

In an aircraft with two separate independent hydraulic systems:

Which answer is most correct regarding pneumatic systems?

On an aircraft equipped with both outboard and inboard ailerons, the inboard ailerons operate:

How do shuttle valves operate?

Which answer is incorrect?

During TCAS operations in TA only mode, RA’s are:

What is the ideal humidity for an aircraft cabin?

Airflow behind a normal (vertical) shockwave compared to ahead of the shock will have a decrease in:

A benefit of a Split Bus type aircraft electrical system is:

What is the possible humidity level in a high-flying aircraft cabin?

Engine bleed air may be used for:

What is the ideal temperature range for humans?

In-flight, engine bleed air for anti-icing the wing leading edges in known icing conditions is:

Which statement is most correct regarding bleed air management?

Which statement is NOT correct regarding air cycle machines?

The radio altimeter display on the EADI is blank when:

To achieve a 'fail operational' autopilot coupled ILS approach in a B767-300ER, when do autopilots engage?

When climbing at a constant Mach number, TAS will:

The reference for the heading display on the EFIS MAP and FMC is:

On an aircraft with a conventional flight instrument panel with two compass systems, the Captain’s HSI displays a HDG flag. In this situation another expected indication would be:

An aircraft with a TAS of 300 kt has a fuel burn of 3000 kg/hr. The Specific Air Range (SAR) as a ratio distance travelled per tonne of fuel used would be most correctly expressed as ratio of:

The EPR of a gas turbine engine may be defined as:

The EGT of a gas turbine engine may be defined as:

Windscreen rain repellent fluid is used in some installations to assist visibility. A limitation on its use is:

The first indication of a successful light-off (light-up) in a gas turbine engine is:

The main advantage of kerosene compared to wide cut type fuel for use in a gas turbine engine is that kerosene has a relatively:

A pressurised aircraft on climb maintains its cabin altitude at that of the departure aerodrome until it reaches its maximum cabin pressure differential. If the climb is continued:

In level flight an AP/FDS mode control panel shows a selected IAS of 280 kt in altitude hold mode. The flight director, autopilot, and auto-throttle are then all turned off. In this case the 280 IAS indication will:

Reverse thrust is most useful on a large transport turbine aircraft:

In a gas turbine engine, compressor surge can be recognised by:

If a reduced thrust take-off is programmed into a flight management computer using the assumed temperature method. Regarding thrust output in the event of an engine failure after V1:

The use of sweepback as a design feature of a jet transport aircraft wing will result in:

On a conventional ASI/Mach Meter the Mach readout is covered by a red flag indicating loss of altitude sensing. This means that the Mach display is unreliable and:

An IVSI differs from a conventional VSI in that it has:

An autopilot ‘hardover’ means:

The purpose of a propeller brake in a turboprop installation is to:

In a normal operation of an aircraft electrical system with a bus tie, the generators are operated:

In an aircraft electrical system with two engine driven generators and an APU generator, none of which can be synchronised:

The main reason for the combustion of fuel in a gas turbine engine is -

When the residual voltage of a large AC generator decreases to zero and no battery power is available:

When an Integrated Drive Generator (IDG or CSD) suffers an internal failure the unit:

With a multiple battery installation in an aircraft, the batteries are usually connected in:

The combustion chamber design which is most cost effective and efficient is the:

The percentage of the mass airflow through a gas turbine entering the combustion chamber through the swirl vane is approximately:

When the “THROTTLE HOLD” (THR HLD) mode of the auto-throttle is active and enunciated on the auto-throttle flight mode enunciator on the EADI:

When operating in the region of reversed command (slower than VIMD):

Which autopilot system isolates the failing autopilot and continues the landing approach in a 'Fail Passive' mode?

Which description best describes Spiral Stability?

Which statement is correct about the Diffuser in the exhaust section of a gas turbine engine?

Which statement correctly describes turbine blade creep stress values with time in service?

The function of the positive pressure relief valves in the pressurization system of a transport category aircraft is to:

What is the purpose of the Shuttle Valve in the hydraulic system of a transport category aircraft?

In which component of the air cycle machine in the air-conditioning system of a transport category aircraft is the coldest air found?

Which of the following components of a hydraulic system in a transport category aircraft acts as a surge suppressor?

The highest temperature in a gas turbine engine is:

In a pure turbojet, compared to a high bypass turbofan of the same thrust output, the rear (LP) turbine wheels are:

Regarding factors that affect VMCA which statement is most correct?

A method of reducing the engine air bleed load in an air cycle air conditioning system of a jet transport aircraft is to:

Which statement is most correct regarding crew alert messages?

Which of the answers listed below best represents the display of active waypoints and active routes?

Which of the following combinations of flight director/autopilot modes are not selectable together?

In a gas turbine engine, how does thrust produced at engine design RPM vary?

In a turboprop powered aircraft, the power lever is used to control:

The EPR of a gas turbine engine may be defined as:

The EGT of a gas turbine engine may be defined as:

As a flight progresses and weight decreases as fuel is burnt in a transport category aircraft:

The freezing point of Jet-A1 fuel is closest to:

What is the purpose of the bogie wheel landing gear configuration compared to a single wheel on a main gear leg?

Which of the following statements is correct concerning the operation of the Ground Proximity Warning System?

On a turboprop aircraft, the purpose of the safety coupling is to:

The measurement of temperature in a gas turbine engine is one of the most critical items of information the pilot needs for safe operation. Which statement correctly describes the usual application of various thermocouple probe types?

With differential spoilers fitted to an aircraft, a left bank will require:

The auto-brake selector has eight positions: DISARM, OFF, 1, 2, 3, 4, MAX and RTO. Which statement regarding the retardation rates of various settings is true?

While in cruise at a constant Flight Level at M0.82, an increase in ambient temperature will result in:

What indicates that self-sustaining speed has been achieved during the start cycle of a gas turbine turbofan engine?

In the event of a failure of the active sources of 115 Volts AC in a transport category aircraft, which component of the electrical system supplies the AC power?

As a turbofan powered aircraft climbs through the tropopause, thrust will:

TCAS-2 TA ONLY mode is selected by the crew. Which statement is correct regarding advising of threat levels to the crew?

An aircraft flies above its mach trim speed, the mach trim system will:

What is the difference between the de-ice system and the anti-ice system?

In aircraft fitted with Series Type Yaw Dampers:

Regarding the gas flow in the combustion section of a gas turbine engine:

The effect of a center of gravity (CG) position on the cruise speed of an aircraft for a given thrust setting and weight in level flight is:

In an aircraft equipped with a Flight Management Computer (FMC), a holding pattern programmed into the FMC LNAV active route will command the holding pattern track taking account of:

Gas turbine engine mass airflow is governed primarily by:

The correct procedure to follow in the event of a hot start to prevent torching in a gas turbine engine is to:

An advantage of NICAD batteries in an aircraft installation compared to lead acid batteries is:

Regarding the forces acting on an aircraft in a steady climb:

The component of the autopilot system which safeguards against a servomotor runaway is:

An aircraft landing gear tire replacement should be considered essential with:

The fuel boost pumps in a jet transport category aircraft fuel system are located:

The function of the follow-up linkage in the nose wheel landing gear system of a jet transport category aircraft is:

The nose-wheel centering system of large jet aircraft operates to straighten the nose wheel: