PPL(A) PL020 - General Knowledge

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This flashcard set covers various aspects of aircraft engines and systems, focusing on components like engines, aircraft structures, and radio equipment. It delves into topics such as fuel systems, pressure management, control mechanisms, and power generation, including elements like cylinders, generators, and wings. The set is beneficial for aviation enthusiasts and professionals seeking to understand the intricate workings of aircraft technology, providing detailed insights into maintenance, operation, and safety protocols.

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What is the use of wing flap:

The primary purpose of flaps is to increase of lift force on the wing.

Are used mainly as an aerodynamic brake.

Are used mainly to improve aileron effectiveness.

They are used to control the roll around the longitudinal axis.

The radio station while broadcasting is able to:

Self tapping.

Changes in the type of modulation.

Changes in the number of channels.

Choosing a frequency above 137MHz.

Air radio stations work on:

Simplex System.

Duplex System.

General system.

Other.

The 'soft' mechanisms control system is:

Steel ropes and roller arrangement.

Pushers combined with rubber shock absorbers and levers.

Steel ropes, pushers and rollers.

Pusher with rolls system.

The 'rigid' mechanisms control system is:

Rigid pushers and levers system.

Pushers and cables with pulleys system.

Pushers and cables with levers system.

Cables in rigid tubes and levers system.

What does the ammeter shows when it is deflected to the right from the zero:

Correct work of the generator or alternator.

Correct work of the speedometer.

Correct operation of the artificial horizon.

Correct work of RPM counter.

The alternator consists of:

Alternating current generator with a rectifier.

Threephase converter.

Single- phase inverter.

Direct current generator.

Engine units are driven by:

From the engine through the gearbox.

Directly from the engine.

From the engine through the reducer.

From the electric motors.

Engine units are driven by:

From the engine through the gearbox.

Directly from the engine.

From the engine through the reducer.

From the electric motors.

The alternator consists of:

Alternating current generator with a rectifier.

Threephase converter.

Single- phase inverter.

Direct current generator.

Automatic anti-skid system is built …. and it is aimed at:

A controlled transmitter on each main landing gear wheel which prevents the creation of slip through appropriate unbreaking of a wheel or wheels.

A controlled transmitter on the selected main landing gear wheel and completely unbrake all wheels upon the creation of wheel slip.

Is used for landing gear wheels and prevents slipping when turning the wheels.

Built on the chassis of the main and unbraking wheels prior to touchdown.

Squelch (SQ) in the VHF is used for:

Elimination of noise in the signal. In extreme cases, to the exclusion of the radio receiver circuit.

Restricting the level of the transmitted signal.

Adjust the received signal.

Improve the signal modulation.

Controls lock aims at:

Immobilization of the controls on the ground while the airplane is parked.

During the horizontal flight.

Used both in flight and during the airplane.

Not applicable.

Oil pressure is measured:

At the entrance in the engine.

The oil pump.

The oil pressure regulator.

The injector.

What is measured by the three-pointer engine parameters controller:

Oil pressure, fuel and oil temperature.

Oil pressure and fuel pressure.

Amount of fuel and oil temperature.

The quantity and the fuel pressure.

What can be read from the altimeter:

Altitude and an airport pressure.

Airspeed.

Heading.

Aircraft bank.

What is called the cell capacity

Number of electrons that can be consumed from the link.

Quantity of ions.

Heat.

Number of molecules.

What is a gyroscope:

A rotating body (rotor) rotating at high angular velocity around the axis of symmetry, where one of the points of the body is stationary.

Airspeed.

Altitude.

Heading.

What is determined by the magnetic compass:

Magnetic heading of the aircraft.

Airspeed.

Angular velocity.

Airport pressure.

What is the oil temperature transmitter in the three pointer engine parameters controller:

Resistance wire.

Magnetic element.

Diode.

Semiconductor wire.

What is the air construction safety factor:

Is the ratio of immediate strength to the limit. The values of the coefficients are defined in the regulations for the construction of aircraft structures and is greater than 1.

It is the ratio of fatigue strength to the limit determined by the constructor.

Is the value of the ratio of fatigue strength to the relief specified by the aviation authorities.

The safety factor is determined by the rules applicable to the construction and the airport is less than 1.

what does the device called variometer indicate:

The aircraft vertical speed, its rate of climb or descent.

Altitude.

True track.

Heading of the aircraft.

Are composites such as carbon fiber, graphite, glass, etc. -used in aircraft :structures:

Yes- as part of the cover and the reinforcement of the airframe and engine design.

No.

Just as cockpit equipment.

Only in the aircraft engines.

Does spilt fuel in the vicinity of the aircraft affect its safety:

Yes - should be stopped until all the work to neutralize the threat by the competent services.

You can cover spill area with sand and continue work.

Does not affect safety.

Wait for the work on the airplane until the fuel evaporation.

What protects electrical circuits on the plane:

Fuses.

Insulation.

Relays.

Cables.

The executive factor in the braking with the use of landing gear wheels is:

Hydraulic fluid or air.

Electrical System.

Mechanical system.

Mechanical and electrical system.

To secure the radio communications on the aircraft there is/are ….. installed:

Usually, two VHF radios.

The four VHF radios.

One VHF and one HF radio station.

One medium wave radio station.

To retract and extend the landing gear mainly used are following sytems:

The hydraulic, pneumatic and electric.

Only a pneumatic.

Only the hydraulic.

Mechanical system.

What is the fuel pressure gauge:

To measure the fuel pressure given to the carburetor.

To measure the engine lubricating oil pressure.

To measure the temperature of the engine cylinders.

To measure the boost pressure.

What is the compression tube on the airplane for:

As a transmitter of the total and static pressure.

As a transmitter and a dynamic total pressure.

As the static pressure transmitter.

As a transmitter of dynamic and static pressure.

What is an artificial horizon needed for:

To determine the attitude of the airplane.

To determine the speed of the aircraft.

To determine the altitude of an aircraft.

To determine the aerodrome pressure.

What is the cylinders temperature thermometer used for:

The temperature of engine cylinders.

Oil Pressure .

the pressure loading

the fuel pressure

what is needed for a radiocompass to work:

The stationary and the frame antenna, the so called "frame",

Only the stationary antenna.

Only the framework antenna,

Antennas are not nessecary,

For radio altimeter one used:

Reflection of radio waves from the ground.

Amplitude modulation.

The phenomenon of interference.

Phase modulation.

For proper fuel blend combustion in the cylinders, it is necessary to have an adequate amount of:

Oxygen.

Hydrogen.

Carbon.

Nitrogen.

For static electricity discharge of airplane during flight are disigned static wicks which are mounted on:

Tips of wings and directional control.

Flaps.

Ailerons.

Flaps and ailerons.

Permissible worktime of the engine on the cruise power range is:.

Is unlimited.

100 hours.

1 period of time between the repairs.

90 % of the time between the repairs.

Permissible worktime of the engine on the takeoff power range is:

5 min.

60 min.

30 min.

Unlimited.

Small dents on the leading edge of the propeller are permissible:

At the tip of the propeller blade.

At the root of the blade.

Above one radius of the propeller.

Not permissIble.

Spar as a construction element of an aircraft:

Used in wings, stabilizers, control surfaces and flaps as the main load carring element.

Used in fuselages.

Serves only as an element connecting aircraft units.

Used only in control surface construction.

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PPL(A) PL020 - General Knowledge

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