Aircraft General Knowledge - PPL(A) - Private Pilot License

Question 1

The primer is...

Accepted Answer

An auxiliary pump in the fuel system to facilitate engine starting

Answer

A mechanical switch in the cockpit to engage the turbocharger.

Answer

A valve in the fuel control system for automatic mixture regulation.

Answer

A nozzle in the Venturi tube of a carburettor for atomising the fuel

Question 2

The bank angle of a 2-minutes circle depends on the...

Accepted Answer

TAS

Answer

CAS

Answer

IAS

Answer

Ground speed

Question 3

Which gauges involve a measurement of temperature?

Accepted Answer

Engine lubricant, engine cooling fluid, cylinder head, exhaust gas, outside air, cabin air

Answer

Engine lubricant, exhaust gas, outside air, cabin air, directional gyro

Answer

Engine lubricant, cylinder head, exhaust gas, suction, outside air, cabin air

Answer

Engine oil, cylinder head, exhaust gas, altimeter, airspeed indicator, vertical speed indicator

Question 4

What happens to a helicopter during cruise when the stick is moved forward without other corrections?

Accepted Answer

The speed increases and the sink rate increases

Answer

The speed decreases and the sink rate increases

Answer

The speed increases and the sink rate decreases

Answer

The speed decreases and the sink rate decreases

Question 5

What does the abbreviation HSI stand for?

Accepted Answer

Horizontal Situation Indicator

Answer

Hybernating System Indication

Answer

Horizontal Slip Indicator

Answer

Horrifying Steep Inclination

Question 6

What is the purpose of a ground adjustable trim tab?

Accepted Answer

It is a non-movable metal tab on a flight control which is adjusted on the ground to optimize the inflight characteristics of an aircraft

Answer

It is set on the ground to correct an out-of-trim condition arising from the mass and balance situation of an aircraft

Answer

It is preset on the ground and further adjusted in flight to reduce the need to constantly re-trim the aircraft

Answer

It is used to optimize the handling characteristics of an aircraft during ground operations

Question 7

What must be considered if the alternator fails in a helicopter?

Accepted Answer

No change as long as the battery provides enough power

Answer

All instruments and warning systems will fail

Answer

The engine runs roughly and is prone to knocking

Answer

Only high power consumers will failing

Question 8

What is the direct influence by switching on the carburettor heating on fixed propeller engines during engine run-up?

Accepted Answer

RPM decreases

Answer

Angle of attack decreases

Answer

Angle of attack increases

Answer

RPM increaes

Question 9

The sandwich structure consists of two...

Accepted Answer

Thin layers and a light core material

Answer

Thin layers and a heavy core material

Answer

Thick layers and a heavy core material.

Answer

Thick layers and a light core material.

Question 10

When trimming an aircraft nose up, in which direction does the trim tab move?

Accepted Answer

It moves down

Answer

Depends on CG position

Answer

It moves up

Answer

In direction of rudder deflection

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