Aircraft General Knowledge

Question 1

Why should an aircraft engine not be left idling for an extended period of time?

Answer 1

It may cause spark plug fouling

Question 2

What happens to a magneto when the primary winding is earthed?

Answer 2

It is disabled

Question 3

The nose cone of the propeller is known as the..

Answer 3

The spinner

Question 4

If a gyroscope rotates more slowly than it should, what effect will this have on the associated instrumentation?

Answer 4

It will under read

Question 5

Vacuum for gyro instrumentation is provided by a venturi tube on this aircraft. Gyro instrumentation will operate accurately and reliably:

Answer 5

after flying speed has been maintained for a few minutes

Question 6

When taxying on the ground, you make a turn to the left. What should your AI (Attitude Indicator) show?

Answer 6

It should not show a turn

Question 7

On an aircraft, where might you find a longeron?

Answer 7

In the fuselage

Question 8

The full flow oil filter is very useful in keeping an engine clean, but it will not filter out:

Answer 8

water
acids
lead sludge

Question 9

What is the stall speed with flaps up described as in terms of the ‘V’ code?

Answer 9

VS1

Question 10

You decide to check the accuracy of your turn coordinator by flying at an indicated rate 1 turn through 360 degrees. How long should this take?

Answer 10

2 minutes

Question 11

Whilst in a turn to the right, you notice the balance ball is out to the left. What is happening, and how should you correct this?

Answer 11

The aircraft is skidding and you should decrease your right rudder input

Question 12

The Certificate of Airworthiness (C of A) also incorporates the:

Answer 12

Flight Manual

Question 13

Which of the following instruments measures dynamic pressure?

Answer 13

The ASI (Air Speed Indicator)

Question 14

Your magnetos have become disconnected from the switch in the cockpit. What effect will this have?

Answer 14

The magneto systems will be permanently live even when switched off

Question 15

Why does the airspeed indicator (ASI) not have a marker line for the maximum airspeed at which full movement of the control surfaces is permitted?

Answer 15

Because this maximum airspeed varies with aircraft weight

Question 16

If the engine oil temperature and cylinder head temperature gauges have exceeded their normal operating range, you may have been:

Answer 16

operating with too much power and with the mixture set too lean

Question 17

The CHT (Cylinder Head Temperature) gauge fitted to your aircraft shows that the temperature is too high. Which of the following will reduce this reading?

Answer 17

Richening the mixture

Question 18

Aircraft brakes fitted to modern training aircraft (such as the Piper PA28 and Cessna 152/172) tend to be:

Answer 18

hydraulically operated disc brakes