Aircraft General Knowledge - Quiz BPL Gas - Balloon Pilot License

Question 1

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 2

What technical measure provides electric conductivity to the hull ropes of a web-less gas balloon?

Accepted Answer

Embedded steel threads (filiaments).

Answer

Wrapping with plastic tape.

Answer

A surface painting

Answer

Impregnation of the ropes

Question 3

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

Accepted Answer

By glueing.

Answer

By vulcanisation.

Answer

By stitching.

Answer

By welding

Question 4

The term "static pressure" is defined as pressure...

Accepted Answer

Of undisturbed airflow.

Answer

Resulting from orderly flow of air particles.

Answer

Inside the airplane cabin.

Answer

Sensed by the pitot tube.

Question 5

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 6

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

Higher than the true altitude.

Answer

Lower than the true altitude.

Answer

Equal to the standard atmosphere.

Question 7

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

Question 8

A vertical speed indicator connected to a too big equalizing tank results in...

Accepted Answer

Indication too high

Answer

Mechanical overload

Answer

No indication

Answer

Indication too low

Question 9

The vertical speed indicator measures the difference of pressure between...

Accepted Answer

The present static pressure and the static pressure of a previous moment.

Answer

The present dynamic pressure and the dynamic pressure of a previous moment.

Answer

The present total pressure and the total pressure of a previous moment.

Answer

The present dynamic pressure and the static pressure of a previous moment

Question 10

The minimum length of the towing rope is:

Accepted Answer

30 m

Answer

20 m

Answer

50 m

Answer

100 m

Quiz Aircraft General Knowledge - Quiz BPL Gas - Balloon Pilot License

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