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

Question 1

The frequency of the current provided by an alternator depends on:

Accepted Answer

Its rotation speed.

Answer

The Strength Of The Excitation Current.

Answer

Its load.

Answer

Its Phase Balance.

Question 2

On a jet aircraft fuel heaters are:

Accepted Answer

Located on the engines.

Answer

Not necessary at all.

Answer

Installed only in the centre tank.

Answer

Installed In Each Tank.

Question 3

In a pressurized aircraft whose cabin altitude is 8000', a crack in a cabin window makes it necessary to reduce the differential pressure to 5 psi.The flight level to be maintained in order to keep the same cabin altitude is:

Accepted Answer

Fl 230

Answer

FL 180

Answer

FL 280

Answer

Fl 340

Question 4

The accessory units driven by the accessory gearbox of a turbo-jet engine are the 1. tacho-generator N1 2. tacho-generator N2 3. thrust reverser pneumatic motors 4. AC generator and its Constant Speed Unit (CSD) 5. oil pumps 6. hydraulic pumps 7. high pressure fuel pump The combination regrouping all the correct statements is:

Accepted Answer

2, 4, 5, 6, 7.

Answer

2, 3, 4, 5, 6, 7.

Answer

4, 5, 6, 7.

Answer

2, 4, 5, 6.

Question 5

When applying carburettor heating:

Accepted Answer

The mixture becomes richer.

Answer

No change occurs in the mixture ratio.

Answer

The mixture becomes leaner.

Answer

A Decrease In Rpm Results From The Lean Mixture.

Question 6

The number of hand fire extinguishers which have to be installed in the passenger cabin according to JAR-OPS depends on the number of:

Accepted Answer

Seats in the cabin.

Answer

Passengers In The Cabin.

Answer

Seat rows in the cabin.

Answer

Emergency exits in the cabin.

Question 7

The advantage of mounting the tailplane on top of the vertical stabilizer (a "T-tail" configuration) is:

Accepted Answer

To withdraw it from the influence of wing turbulence.

Answer

To Have Greater Effectiveness At High Speed.

Answer

To decrease fuel consumption by creating a tail heavy situation.

Answer

That it does not require a de-icing system.

Question 8

Circuit breakers protecting circuits may be:

Accepted Answer

Used in ac and dc circuits.

Answer

Used only in DC circuits.

Answer

Used only in AC circuits.

Answer

Reset At Any Time.

Question 9

Compressor surge during gas turbine engine acceleration is prevented by:

Accepted Answer

Controlling the fuel flow (by the fcu - fuel control unit).

Answer

Anti-ice Bleed Valves.

Answer

Outlet guide vanes.

Answer

Variable setting type nozzle guide vanes.

Question 10

An aeroplane whose maximum approved passenger seating configuration is 301 to 400 seats must be equipped with at least:

Accepted Answer

5 hand fire-extinguishers conveniently located in the passenger compartment.

Answer

3 Hand Fire-extinguishers Conveniently Located In The Passenger Compartment.

Answer

6 hand fire-extinguishers conveniently located in the passenger compartment.

Answer

4 hand fire-extinguishers conveniently located in the passenger compartment.

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

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