16

Question 1

The purpose of the cabin compressor in a light pressurised twin engined aircraft is to:

Answer 1

Pressurise the cabin air

Question 2

Centring the nose wheel steering system operates to straighten the nose wheel:

Answer 2

Before landing gear retraction

Question 3

In cruise at high thrust settings, bleed air for air conditioning is normally supplied by the:

Answer 3

LP bleed

Question 4

Which of the following components is not common to both hydraulic and pneumatic systems?

Answer 4

An accumulator

Question 5

Which one of the answers listed, best describes the Constant Speed Drive (CSD)?

Answer 5

The CSD maintains a constant frequency power supply to the power distribution
system, irrespective of engine speed

Question 6

Which answer best describes the method by which a turboprop “Negative Torque Sensing” system (NTS) operates, if a negative torque is sensed?

Answer 6

Increases the prop blade angle

Question 7

The cabin negative pressure relief valve will open if ?

Answer 7

The ambient outside pressure exceeds the cabin pressure.

Question 8

What is the primary function of an hydraulic reservoir ?

Answer 8

To contain enough fluid for all system user units to be operated simultaneously.

Question 9

In an air cycle machine, which device ensures that air entering the system for processing, is cooled to an acceptable temperature

Answer 9

A heat exchanger

Question 10

In the B767 FMS/autopilot system a ‘fail operational’ ILS approach involves the reliable operation of how many autopilot’s.

Answer 10

3

Question 11

In the B767 FMS/autopilot system a ‘fail operational’ ILS approach involves the reliable operation of how many autopilot’s.

Answer 11

3