Aircraft General Knowledge - BPL Hot Air - Balloon Pilot License

Question 1

Why should a liquid gas bottle only be filled to 80% of its volume?

Accepted Answer

To provide space for temperature-induced expansion

Answer

Because temperature would get too high

Answer

Because it would get too heavy otherwise

Answer

To provide space for expansion in case of external cooling

Question 2

During a flight in an air mass with a temperature equal to ISA and the QNH set correctly, the indicated altitude is...

Accepted Answer

Equal to the true altitude

Answer

Equal to the standard atmosphere

Answer

Lower than the true altitude

Answer

Higher than the true altitude

Question 3

Which parts of a hot-air balloon provide protection for the basket during landing?

Accepted Answer

Wearing strips

Answer

Wheels

Answer

Rubber pads

Answer

Steel runners

Question 4

QFE is the...

Accepted Answer

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

Answer

Magnetic bearing to a station

Answer

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

Answer

Altitude above the reference pressure level 1013.25 hPa

Question 5

Which gas is heavier than air?

Accepted Answer

Propane

Answer

Hydrogen

Answer

Helium

Answer

Illuminating gas

Question 6

What is indicated by a yellow arc on the hull thermometer with an analog scale?

Accepted Answer

The cautious area

Answer

Maximum permissible values

Answer

Readability improvement

Answer

The normal operating area

Question 7

A true altitude is...

Accepted Answer

An altitude above mean sea level corrected for non-standard temperature

Answer

A height above ground level corrected for non-standard pressure

Answer

A height above ground level corrected for non-standard temperature

Answer

A pressure altitude corrected for non-standard temperature

Question 8

A flight level is a...

Accepted Answer

Pressure altitude

Answer

True altitude

Answer

Density altitude

Answer

Altitude above ground

Question 9

The vapour pressure of propane gas in a bottle depends in particular on:

Accepted Answer

The temperature

Answer

The rigidity of the bottle

Answer

The size of the bottle

Answer

The gas amount

Question 10

With web-less balloon hulls, the load is connected to:

Accepted Answer

The load belt

Answer

The towing rope

Answer

The pull-rope

Answer

The basket rope

Exam questions Aircraft General Knowledge - BPL Hot Air - Balloon Pilot License

BPL Hot Air - Balloon Pilot License: Aircraft General Knowledge 10 Questions no time limit

Exam questions Aircraft General Knowledge - BPL Hot Air - Balloon Pilot License

BPL Hot Air - Balloon Pilot License: Aircraft General Knowledge 10 Questions no time limit

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