Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot license

Question 1

The fuel temperature, at which, under standard conditions, the vapour ignites in contact with a flame and extinguishes immediately, is the:

Accepted Answer

Flash point

Answer

Combustion point

Answer

Self ignition point

Answer

Fire point

Question 2

In a hydraulic system the master cylinder's inner area is 10 mm2, and the actuator cylinder's inner area is 100 mm2. If you press the master cylinder by 2 cm using a 100 N force, the actuator cylinder will move:

Accepted Answer

2 mm and produce a force of 1000 N.

Answer

2 mm and produce a force of 100 N.

Answer

1 mm and produce a force of 500 N.

Answer

2 cm and produce a force of 100 N.

Question 3

Which of these statements about a gust lock system are correct or incorrect? 1) There is no need for a gust lock on irreversible flight controls. 2) There is no need for a gust lock on manual flight controls.

Accepted Answer

1) is correct, 2) is incorrect.

Answer

1) is incorrect, 2) is correct.

Answer

1) is incorrect, 2) is incorrect.

Answer

1) is correct, 2) is correct.

Question 4

On detection of a persistent phase unbalance on an AC generator connected to the aircraft mains, with another AC generator, the protection device opens:

Accepted Answer

The tie breaker.

Answer

The exciter control relay and the generator breaker.

Answer

The generator breaker.

Answer

The generator breaker and the tie breaker.

Question 5

Which of these statements about trimming in an irreversible flight control system of a conventional aeroplane are correct or incorrect? 1) The zero force position of the control column changes when using the elevator trim. 2) The zero force position of the control wheel does not change when using the aileron trim.

Accepted Answer

1) is incorrect, 2) is incorrect.

Answer

1) is correct, 2) is correct.

Answer

1) is correct, 2) is incorrect.

Answer

1) is incorrect, 2) is correct.

Question 6

The logic symbol shown represents (assuming positive logic):

Accepted Answer

An invert or NOT gate.

Answer

A NOR gate.

Answer

A NAND gate.

Answer

An EXCLUSIVE gate.

Question 7

The "constant speed propeller" has:

Accepted Answer

Only above and below the design point a better efficiency than the fixed propeller with the same design speed.

Answer

Its best efficiency during climb.

Answer

In general a worse efficiency than the fixed propeller.

Answer

Only at the design speed a better efficiency than the fixed propeller.

Question 8

If an abortive start (hung start) occurs when starting a gas turbine engine, the correct action is to:

Accepted Answer

Shut down the engine.

Answer

Activate both igniter systems.

Answer

Move the thrust lever forward to increase fuel flow.

Answer

Select the other igniter system.

Question 9

The wing ice protection system currently used for most large jet transport aeroplanes is a:

Accepted Answer

Hot air system.

Answer

Pneumatic system with inflatable boots.

Answer

Electrical de-icing system.

Answer

Liquid de-icing system.

Question 10

A test to assess the state of charge of a lead-acid battery would involve:

Accepted Answer

Comparing the 'on-load' and 'off-load' battery voltages.

Answer

Checking the battery voltage 'off-load'.

Answer

Checking the discharge current of the battery 'on-load'.

Answer

Checking the level of the electrolyte.

Exam questions Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot license

ATPL - Airline Transport Pilot license: Aircraft General Knowledge - Airframe, Systems, Powerplant 10 Questions no time limit

Exam questions Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot license

ATPL - Airline Transport Pilot license: Aircraft General Knowledge - Airframe, Systems, Powerplant 10 Questions no time limit

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