Aircraft General Knowledge - Exam BPL Gas - Balloon Pilot License

Question 1

A vertical speed indicator measures the difference between...

Accepted Answer

Instantaneous static pressure and previous static pressure

Answer

Instantaneous total pressure and previous total pressure

Answer

Total pressure and static pressure

Answer

Dynamic pressure and total pressure

Question 2

The burst of a hydrogen pressure line may result in what risk?

Accepted Answer

The risk of hydrogen self-igniting and burning with invisible flame

Answer

The risk of hydrogen collecting in the basket and causing breath shortness

Answer

The risk of hydrogen self-igniting and burning with a bright flame

Answer

The risk of hydrogen dissipating to the atmosphere and poisoning the air

Question 3

QFE is the...

Accepted Answer

Barometric pressure at a reference datum, typically the runway threshold of an airfield

Answer

Altitude above the reference pressure level 1013.25 hPa

Answer

Magnetic bearing to a station

Answer

Barometric pressure adjusted to sea level, using the international standard atmosphere (ISA)

Question 4

The purpose of the drag lines of the parachute is ...

Accepted Answer

To transfer the force from the pull rope to the parachute

Answer

To transfer the carrying force of the balloon in the top opening area

Answer

To keep the parachute in the center of the top opening

Answer

To transfer the force from the pull rope to the free-balloon hull

Question 5

The assembly of the panels to the hull of a web-less gas balloon is done ...

Accepted Answer

By gluing

Answer

By vulcanisation

Answer

By stitching

Answer

By welding

Question 6

What is the purpose of the closing rope of a gas balloon?

Accepted Answer

To close the appendix

Answer

To close the sand disposer

Answer

To close the emergency opening

Answer

To secure the towing rope

Question 7

Which is the purpose of the altimeter subscale?

Accepted Answer

To reference the altimeter reading to a predetermined level such as mean sea level, aerodrome level or pressure level 1013.25 hPa

Answer

To adjust the altimeter reading for non-standard temperature

Answer

To set the reference level for the altitude decoder of the transponder

Answer

To correct the altimeter reading for system errors

Question 8

Which instrument can be affected by the hysteresis error?

Accepted Answer

Altimeter

Answer

Tachometer

Answer

Vertical speed indicator

Answer

Direct reading compass

Question 9

The emergency opening of a gas balloon is located where?

Accepted Answer

To the side of the appendix

Answer

At the upper pole

Answer

At the equator

Answer

To the side of the valve

Question 10

What values are usually marked with a red line on instrument displays?

Accepted Answer

Operational limits

Answer

Caution areas

Answer

Recommended areas

Answer

Operational areas

Exam questions Aircraft General Knowledge - Exam BPL Gas - Balloon Pilot License

Exam BPL Gas - Balloon Pilot License: Aircraft General Knowledge 10 Questions no time limit

Exam questions Aircraft General Knowledge - Exam BPL Gas - Balloon Pilot License

Exam BPL Gas - Balloon Pilot License: Aircraft General Knowledge 10 Questions no time limit

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