Cuestionario de Conocimientos Aeronáuticos

1. Nitrogen Generation System (NGS) applicable to. A. Left and Right wing tanks. B. Centre tank only. C. All fuel tanks.

2. In the electronic engine control normal operating mode, what engine parameter is used to set the thrust?. A. N2. B. EGT. C. EPR.

3. What type of engine is the Trent 800?. A. 3-shaft, axial flow engine. B. 2-shaft, radial flow engine. C. Single shaft, axial flow engine.

4. What is Overspeed protection Unit (OPU) function?. A. Prevent HP or IP shaft overspeed. B. Prevent LP or IP shaft overspeed. C. Prevent LP or HP shaft overspeed.

5. What type of engine starter is used on the Trent engine?. A. Electrical starter. B. Hydraulic starter. C. Pneumatic starter.

6. When does the Red light overfill indication illuminate?. A. Fuel tank unbalance quantity. B. Fuel in the surge tank or overfill test in progress. C. Fuel spill overboard from either tank.

7. During a walk-around you notice a green disk missing from the left side of the fuselage, aft of the nose wheel well. What does this indicate?. A. The Crew oxygen system has been used. B. The crew oxygen system had an overpressure condition. C. The passenger oxygen system requires servicing.

8. What is the function of the bleed valve in the crew oxygen system?. A. Dumps the oxygen pressure if the pressure gets too high. B. Removes any water collected in the oxygen lines before use. C. Makes sure that AIMS receives the correct oxygen pressure information.

9. Under what condition does the vacuum blower operate?. A. Below 16000 ft and the flush button is pressed. B. Every time the flush button is pushed. C. In flight and the flush handle is operated.

10. When are the potable water tanks vented?. A. When the tank system valves are in flight mode. B. During the draining of the tanks. C. When the tanks are being filled.

11. What type of sensor is used for potable water tank level indication?. A. Float type. B. Capacitance type. C. Resistive type.

12. What pressurises the potable water system?. A. 2 waterpumps on the ground and bleed air in flight. B. Two electric water pumps. C. Air from the bleed air system only.

13. What controls the ignition system?. A. Ignition exciters. B. The ignition switch in the cockpit. C. The engine electronic control (EEC).

14. What is GE 90 thrust ratio?. A. 70:30. B. 50:50. C. 20:80.

15. What is the purpose of Acoustical liners attached inside fan case. A. Absorb sounds of fan blades. B. Assist smooth airflow pass. C. Acts as a buffer for engine FOD.

16. Where does the starter air valve (SAV) pressure sensor measure the pressure?. A. Inside the SAV. B. Downstream of the SAV. C. Upstream of the SAV.

17. What does the engine anti-ice system do?. A. Heat the leading edge of the engine inlet cowls to prevent ice collecting on them. B. Heat the engine fan blades to prevent ice collecting on them. C. Heat the leading edge of the engine inlet cowls to remove ice from them.

18. What is Engine pressure ratio (EPR)?. A. The ratio of compressor inlet over turbine exhaust. B. The ratio of the turbine exhaust temperature over the fan inlet temperature. C. The ratio of turbine exhaust over fan inlet pressure.

19. Thrust Reverser Actuation System (TRAS) moves T/R sleeves by using. A. Pneumatic power. B. Hydraulic power. C. Fuel power.

20. On the PW4000, interfaces with other engine systems are primarily: A. Analog. B. Digital. C. Optical.

21. Which airflow passes through the engine compressor, combustor and turbine?. A. Primary and secondary airflow. B. Primary airflow. C. Secondary airflow.

22. How do the 2 electronic flight bags (EFB) operate as?. A. Share data with each other. B. Independent system. C. Duplicate system.

23. APU electric operation limits are: A. 120 kva electric up to 22,000 feet only. B. 120kva electric supply at any altitude. C. Electrical power available on the ground only.

24. Where can the PMAT receptacles be found?. A. Panel 40 Main leg. B. P70 second observer panel. C. P18 MAT / second observer panel (left side of the MAT).