Exam quiz Exam BPL Gas - Balloon Pilot License

Question 1

For what approximate time period can the short-time memory store information?

Accepted Answer

10 to 20 seconds

Answer

3 to 7 seconds

Answer

30 to 40 seconds

Answer

35 to 50 seconds

Question 2

The altimeter has to be set to what value in order to show zero on ground?

Accepted Answer

QFE

Answer

QNH

Answer

QTE

Answer

QNE

Question 3

An aircraft travels 100 km in 56 minutes. The ground speed (GS) equals...

Accepted Answer

107 km/h

Answer

93 kt

Answer

198 kt

Answer

58 km/h

Question 4

Visual illusions are mostly caused by...

Accepted Answer

Misinterpretation of the brain

Answer

Binocular vision

Answer

Rapid eye movements

Answer

Colour blindness

Question 5

What is the difference in time when the sun moves 20° of longitude?

Accepted Answer

1:20 h

Answer

1:00 h

Answer

0:20 h

Answer

0:40 h

Question 6

In what different ways can a risk be handled appropriately?

Accepted Answer

Avoid, reduce, transfer, accept

Answer

Avoid, ignore, palliate, reduce

Answer

Extrude, avoid, palliate, transfer

Answer

Ignore, accept, transfer, extrude

Question 7

The towing rope of a gas balloon can be found on ...

Accepted Answer

The rip panel side

Answer

The sandpourer side

Answer

The sliding side

Answer

The entry side

Question 8

What is the ISA standard pressure at FL 180 (5500 m)?

Accepted Answer

500 hPa

Answer

1013.25 hPa

Answer

300 hPa

Answer

250 hPa

Question 9

The upper limit of LO R 16 equals... See annex (PFP-056)

Accepted Answer

1500 ft MSL

Answer

FL150

Answer

1500 ft GND

Answer

1500 m MSL

Question 10

The density of helium gas under standard conditions is:

Accepted Answer

0,2 kg / m3

Answer

2 kg / m3

Answer

0,02 g / m3

Answer

0,2 g / m3

Question 11

From which altitude on does the body usually react to the decreasing atmospheric pressure?

Accepted Answer

7000 feet

Answer

12000 feet

Answer

2000 feet

Answer

10000 feet

Question 12

The ratio between air pressures at different heights is referred to as:

Accepted Answer

Height number

Answer

Height value

Answer

Pressure number

Answer

Height ratio

Question 13

Regarding the type of cloud, precipitation is classified as...

Accepted Answer

Rain and showers of rain

Answer

Light and heavy precipitation

Answer

Showers of snow and rain

Answer

Prolonged rain and continuous rain

Question 14

The shown NOTAM is valid until... A1024/26 A) LOWW B) 2605211200 C) 2605211400 E) STOCKERAU VOR STO 113.00 UNSERVICEABLE.

Accepted Answer

21/05/2026 14:00 UTC

Answer

21/05/2027 13:00 UTC

Answer

13/05/2026 12:00 UTC

Answer

13/10/2026 00:00 UTC

Question 15

A cross-country flight is made using the ICAO 1 : 500.000 aeronautical chart. An overflight crosscheck shows that a distance of 4 cm in the chart has been passed within 12 minutes. After how many more minutes, the overflight of another waypoint at a chart distance of additional 6 cm can be expected?

Accepted Answer

18 min

Answer

9 min

Answer

6 min

Answer

12 min

Question 16

With pressure and temperature given, any gas being heavier or lighter than air depends on what?

Accepted Answer

On the molecule mass of the gas

Answer

On the content of water vapour in the gas

Answer

On the mean kinetic energy of the molecules

Answer

On the number of gas molecules

Question 17

How is an air mass described when moving to Central Europe via the Russian continent during winter?

Accepted Answer

Continental polar air

Answer

Continental tropical air

Answer

Maritime tropical air

Answer

Maritime polar air

Question 18

What does a readability of 3 indicate?

Accepted Answer

The transmission is readable but with difficulty

Answer

The transmission is readable now and then

Answer

The transmission is unreadable

Answer

The transmission is perfectly readable

Question 19

The majority of aviation accidents are caused by...

Accepted Answer

Human failure

Answer

Technical failure

Answer

Geographical influences

Answer

Meteorological influences

Question 20

Which dangerous attitudes are often combined?

Accepted Answer

Macho and invulnerability

Answer

Impulsivity and carefulness

Answer

Self-abandonment and macho

Answer

Invulnerability and self-abandonment

Question 21

What is the meaning of the abbreviation "AIREP"?

Accepted Answer

Aircraft report

Answer

Aeronautical instrument requirement report

Answer

Automatic identification report

Answer

Aeronautical information report

Question 22

Damages at the basket ropes have to be fixed by:

Accepted Answer

By an Approved Aeronautical Workshop

Answer

By the balloon pilot

Answer

Upon the next Aeronautical Recurrence Certification

Answer

By tying with a part of a spare rope (during cruise)

Question 23

In what case is visibility transmitted in meters?

Accepted Answer

Up to 5 km

Answer

Up to 10 km

Answer

Greater than 10 km

Answer

Greater than 5 km

Question 24

What is the purpose of the signal square at an aerodrome?

Accepted Answer

It contains special symbols to indicate the conditions at the aerodrome visually to over-flying aircraft

Answer

It is a specially marked area to pick up or drop towing objects

Answer

It is an illuminated area on which search and rescue and fire fighting vehicles are placed

Answer

Aircraft taxi to this square to get light signals for taxi and take-off clearance

Question 25

At time of take-off, ground wind speed is 2 m/s. Along take-off flight path, at a distance of 320 m obstacles erect up to 30 m. What is the minimum rate of climb to keep a clearance of 50 m above the obstacles? (Consider double the ground wind speed for the flight path)

Accepted Answer

1 m/s

Answer

1.5 m/s

Answer

2 m/s

Answer

0.5 m/s

Question 26

Given: TC: 183°; WCA: +011°; MH: 198°; CH: 200° What are the VAR and the DEV?

Accepted Answer

VAR: 004° W. DEV: -002°

Answer

VAR: 004° E. DEV: -002°

Answer

VAR: 004° W. DEV: +002°

Answer

VAR: 004° E. DEV: +002°

Question 27

How can wind speed and wind direction be derived from surface weather charts?

Accepted Answer

By alignment and distance of isobaric lines

Answer

By annotations from the text part of the chart

Answer

By alignment of lines of warm- and cold fronts

Answer

By alignment and distance of hypsometric lines

Question 28

What is meant by "inversion layer"?

Accepted Answer

An atmospheric layer where temperature increases with increasing height

Answer

A boundary area between two other layers within the atmosphere

Answer

An atmospheric layer with constant temperature with increasing height

Answer

An atmospheric layer where temperature decreases with increasing height

Question 29

The standard state of gases refers to which temperature?

Accepted Answer

25° C

Answer

5° C

Answer

0° C

Answer

15° C

Question 30

What may be the cause of controller icing?

Accepted Answer

Liquid gas has entered the controller

Answer

A cloud has been entered at temperature between +5 and -10°C

Answer

Temperature in the controller is between -1 °C and -5 °C

Answer

Relative humidity is higher than 50%

Question 31

On what frequency shall a blind transmission be made?

Accepted Answer

On the current frequency

Answer

On a tower frequency

Answer

On a radar frequency of the lower airspace

Answer

On the appropriate FIS frequency

Question 32

What is an indication for a macho attitude?

Accepted Answer

Risky flight maneuvers to impress spectators on ground

Answer

Quick resignation in complex and critical situations

Answer

Comprehensive risk assessment when faced with unfamiliar situations

Answer

Careful walkaround procedure

Question 33

With Central European Summer Time (CEST) given as UTC+2, what UTC time corresponds to 1600 CEST?

Accepted Answer

1400 UTC

Answer

1700 UTC

Answer

1600 UTC

Answer

1500 UTC

Question 34

The maximum number of passengers can be found ...

Accepted Answer

In the operating handbook

Answer

In the certificate of registration

Answer

In the Flight Log book

Answer

In the airworthiness certificate

Question 35

Which area could be crossed with certain restrictions?

Accepted Answer

Restricted area

Answer

No-fly zone

Answer

Prohibited area

Answer

Dangerous area

Question 36

What situation may result in the occurrence of severe wind shear?

Accepted Answer

When a shower is visible close to the airfield

Answer

Cross-country flying below Cu clouds with about 4 octas coverage

Answer

During final approach, 30 min after a heavy shower has passed the airfield

Answer

Flying ahead of a warm front with visible Ci clouds

Question 37

What is the purpose of "interception lines" in visual navigation?

Accepted Answer

They are used as easily recognizable guidance upon a possible loss of orientation

Answer

To visualize the range limitation from the departure aerodrome

Answer

They help to continue the flight when flight visibility drops below VFR minima

Answer

To mark the next available en-route airport during the flight

Question 38

What is the gas composition of "air"?

Accepted Answer

Oxygen 21 % Nitrogen 78 % Noble gases / carbon dioxide 1 %

Answer

Oxygen 78 % Water vapour 21 % Nitrogen 1 %

Answer

Oxygen 21 % Water vapour 78 % Noble gases / carbon dioxide 1 %

Answer

Nitrogen 21 % Oxygen 78 % Noble gases / carbon dioxide 1 %

Question 39

What does the abbreviation "HX" stand for?

Accepted Answer

No specific opening hours

Answer

Sunrise to sunset

Answer

24 h service

Answer

Sunset to sunrise

Question 40

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 41

Cold air inflow in high tropospheric layers may result in...

Accepted Answer

Showers and thunderstorms

Answer

Stabilisation and calm weather

Answer

Calm weather and cloud dissipation

Answer

Frontal weather

Question 42

What wind is reported as 225/15 ?

Accepted Answer

South-west wind with 15 kt

Answer

North-east wind with 15 km/h

Answer

South-west wind with 15 km/h

Answer

North-east wind with 15 kt

Question 43

What phenomenon is caused by cold air downdrafts with precipitation from a fully developed thunderstorm cloud?

Accepted Answer

Gust front

Answer

Freezing rain

Answer

Electrical discharge

Answer

Anvil-head top of Cb cloud

Question 44

If there is any doubt about ambiguity, a time of 1620 is to be transmitted as...

Accepted Answer

One six two zero

Answer

Sixteen twenty

Answer

One thousand six hundred two zero

Answer

Two zero

Question 45

The force resulting from the (positive) difference from load-bearing capacity and weight force, is referred to as:

Accepted Answer

Climb force

Answer

Load force

Answer

Upper force

Answer

Lift force

Question 46

Which conditions are likely for the formation of advection fog?

Accepted Answer

Warm, humid air moves over a cold surface

Answer

Cold, humid air moves over a warm ocean

Answer

Humidity evaporates from warm, humid ground into cold air

Answer

Warm, humid air cools during a cloudy night

Question 47

What does a readability of 2 indicate?

Accepted Answer

The transmission is readable now and then

Answer

The transmission is readable but with difficulty

Answer

The transmission is perfectly readable

Answer

The transmission is unreadable

Question 48

How often shall a blind transmission be made?

Accepted Answer

One time

Answer

Four times

Answer

Two times

Answer

Three times

Question 49

Which statement is correct with regard to the polar axis of the Earth?

Accepted Answer

The polar axis of the Earth crosses the geographic South Pole and the geographic North Pole and is perpendicular to the plane of the equator

Answer

The polar axis of the Earth crosses the geographic South Pole and the geographic North Pole and is at an angle of 23.5° to the plane of the equator

Answer

The polar axis of the Earth crosses the magnetic south pole and the magnetic north pole and is perpendicular to the plane of the equator

Answer

The polar axis of the Earth crosses the magnetic south pole and the magnetic north pole and is at an angle of 66.5° to the plane of the equator

Question 50

The upper limit of LO R 4 equals... See annex (PFP-030)

Accepted Answer

4500 ft MSL

Answer

1500 ft MSL

Answer

1500 ft AGL

Answer

4500 ft AGL

Question 51

At time of take-off, ground wind speed is 3 m/s. Along take-off flight path, at a distance of 360 m obstacles erect up to 40 m. What is the minimum rate of climb to keep a clearance of 50 m above the obstacles? (Consider double the ground wind speed for the flight path)

Accepted Answer

1.5 m/s

Answer

1 m/s

Answer

2 m/s

Answer

0.5 m/s

Question 52

The term "aerodrome elevation" is defined as...

Accepted Answer

The highest point of the landing area

Answer

The average value of the height of the manoeuvring area

Answer

The highest point of the apron

Answer

The lowest point of the landing area

Question 53

What effect has the elevation above MSL of an airfield on the carrying force and maximum take-off mass of a balloon?

Accepted Answer

The higher the elevation, the lower the carrying force

Answer

The lower the elevation, the lower the maximum take-off mass

Answer

The lower the elevation, the higher the maximum take-off mass

Answer

The higher the elevation, the greater the carrying force

Question 54

The Empty Mass of a gas balloon includes:

Accepted Answer

Basket, basket ring, valve, net, hull and towing rope

Answer

Ballast packages, basket, hull, valve and towing rope

Answer

Basket, burner, ballast packages, hull, net and towing rope

Answer

Burner, ballast packages, instruments, net and towing rope

Question 55

Which transponder code has to be set unrequested during an emergency?

Accepted Answer

7700

Answer

7500

Answer

7600

Answer

7000

Question 56

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 57

What has to be expected by the balloon pilot during descent in deeply cooled layers close to the ground?

Accepted Answer

Floating on top of the cold air layer

Answer

Sudden change in airspeed

Answer

Balloon starts to climb

Answer

Increasing descent while entering to ground layers

Question 58

What weather is likely to be experienced during "Foehn" in the Bavarian area close to the Alps?

Accepted Answer

Nimbostratus cloud in the southern Alps, rotor clouds at the lee side, warm and dry wind

Answer

High pressure area overhead Biscay and low pressure area in Eastern Europe

Answer

Cold, humid downhill wind on the lee side of the Alps, flat pressure pattern

Answer

Nimbostratus cloud in the northern Alps, rotor clouds at the windward side, warm and dry wind

Question 59

Doubling the pressure of a dry gas at constant temperature results in a change of the volume to:

Accepted Answer

Half the previous value

Answer

Double the previous value

Answer

Four times the previous value

Answer

A quarter of the previous value

Question 60

Which weather chart shows the actual air pressure as in MSL along with pressure centers and fronts?

Accepted Answer

Surface weather chart

Answer

Wind chart

Answer

Hypsometric chart

Answer

Prognostic chart

Question 61

What clouds and weather may result from a humid and unstable air mass, that is pushed against a chain of mountains by the predominant wind and forced to rise?

Accepted Answer

Embedded CB with thunderstorms and showers of hail and/or rain

Answer

Overcast low stratus (high fog) with no precipitation

Answer

Smooth, unstructured NS cloud with light drizzle or snow (during winter)

Answer

Thin Altostratus and Cirrostratus clouds with light and steady precipitation

Question 62

What is a direct consequence of increase of the carrying gas temperature at a gas balloon with maximum differential pressure?

Accepted Answer

Load-bearing capability increases

Answer

Climb force decreases

Answer

Weight force increases

Answer

Lift force decreases

Question 63

Given the following masses: Empty mass 260 kg Instruments 20 kg per gas container (full): 30 kg per person: 80 kg Assuming ISA temperatures, how many persons may be carried in the basket at maximum, if the balloon with 4 gas containers has to climb up to pressure altitude 9.000 ft ? (use attachment ECQB-PPL_BPL001)

Accepted Answer

4

Answer

5

Answer

2

Answer

3

Question 64

What is the minimum flight visibility in airspace "C" at and above FL 100 for an aircraft operating under VFR?

Accepted Answer

8 km

Answer

10 km

Answer

5 km

Answer

1.5 km

Exam Simulation - Exam BPL Gas - Balloon Pilot License

Quiz Exam BPL Gas - Balloon Pilot License 100 questions on 120 minutes