Exam quiz Quiz BPL Gas - Balloon Pilot License

Question 1

What is the meaning of this sign at an aerodrome? See figure (ALW-011) Siehe Anlage 1

Accepted Answer

Glider flying is in progress

Answer

Landing prohibited for a longer period

Answer

After take-off and before landing all turns have to be made to the right

Answer

Caution, manoeuvring area is poor

Question 2

Under which circumstances is it more likely to accept higher risks?

Accepted Answer

Due to group-dynamic effects

Answer

During check flights due to a high level of nervousness

Answer

During flight planning when excellent weather is forecast

Answer

If there is not enough information available

Question 3

On summerdays with calm winds, the balloon pilot has to expect:

Accepted Answer

With strongly heated surface layers.

Answer

With a cold air pool on the ground.

Answer

With wind shear.

Answer

With a pronounced ground inversion.

Question 4

The term ‚magnetic course' (MC) is defined as...

Accepted Answer

The angle between magnetic north and the course line.

Answer

The angle between true north and the course line.

Answer

The direction from an arbitrary point on Earth to the magnetic north pole.

Answer

The direction from an arbitrary point on Earth to the geographic North Pole.

Question 5

What is the minimum flight visibility in airspace "C" for an aircraft operating under VFR at FL110?

Accepted Answer

8000 m

Answer

1500 m

Answer

3000 m

Answer

5000 m

Question 6

What are primary criteria for selecting a landing site? 1. Obstacle situation 2. Elevation of the site 3. Strength of surface wind

Accepted Answer

1 and 3

Answer

1, 2 and 3

Answer

2 and 3

Answer

1 and 2

Question 7

Which of the following options states a correct position report?

Accepted Answer

DEABC, "N", 2500 ft

Answer

DEABC over "N" in FL 2500 ft

Answer

DEABC over "N" at 35

Answer

DEABC reaching "N"

Question 8

What is the correct way of acknowledging the instruction "Squawk 4321, Call Bremen Radar on 131.325"?

Accepted Answer

Squawk 4321, 131.325

Answer

Roger

Answer

Squawk 4321, wilco

Answer

Wilco

Question 9

What is the correct way of establishing radio communication between D-EAZF and Dusseldorf Tower?

Accepted Answer

Dusseldorf Tower D-EAZF

Answer

Dusseldorf Tower over

Answer

DEAZF is calling Dusseldorf Tower

Answer

Tower from D-EAZF

Question 10

The character of an air mass is given by what properties?

Accepted Answer

Region of origin and track during movement

Answer

Wind speed and tropopause height

Answer

Environmental lapse rate at origin

Answer

Temperatures at origin and present region

Question 11

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 12

Up to which altitude is an overflight prohibited according to the NOTAM? See figure (PFP-024) Siehe Anlage 4

Accepted Answer

Altitude 9500 ft MSL

Answer

Flight Level 95

Answer

Altitude 9500 m MSL

Answer

Height 9500 ft

Question 13

While overflying a waypoint, it is stated that a distance of 3 NM has been taken 10 min. What will be the expected time of endurance for the remaining distance of 18 NM?

Accepted Answer

12 min.

Answer

60 min.

Answer

90 min.

Answer

180 min.

Question 14

What is the minimum flight visibility in airspace "C" for an aircraft operating under VFR at FL125?

Accepted Answer

8000 m

Answer

5000 m

Answer

3000 m

Answer

1500 m

Question 15

The aerostatic lift corresponds to which force?

Accepted Answer

The weight of the displaced air

Answer

The dynamic force due to airstream across the top of the hull

Answer

The drag due to airstream around the balloon envelope

Answer

The weight of the balloon less ballast

Question 16

The temperature lapse rate with increasing height within the troposphere according ISA is...

Accepted Answer

0,65° C / 100 m

Answer

1° C / 100 m

Answer

0,6° C / 100 m.

Answer

3° C / 100 m

Question 17

Wake turbulence is caused by...

Accepted Answer

Pressure compensation at the wingtip of an aerofoil.

Answer

Wind shear at the wingtip of an aerofoil

Answer

Jet blast behind a turbine engine.

Answer

Turbulence at the downwind side of a mountain range.

Question 18

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 19

How does air temperatur change in ISA from MSL to approx. 10.000 m height?

Accepted Answer

From +15° to -50°C

Answer

From +30° to -40°C

Answer

From -15° to 50°C

Answer

From +20° to -40°C

Question 20

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 21

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 22

What is the call sign of the surface movement control?

Accepted Answer

Ground

Answer

Earth

Answer

Tower

Answer

Control

Question 23

How does the norm height of a gas balloon with maximum differential pressure change, when its mass is reduced by 1%?

Accepted Answer

Norm height increases by 80 m.

Answer

Norm height increases by 800 m.

Answer

Norm height decreases by 800 m.

Answer

Norm height decreases by 80 m

Question 24

The dynamic lift created by airflow across the top of the envelope of a balloon on the ground is referred to as?

Accepted Answer

False lift

Answer

Upper lift

Answer

Anti-ballast

Answer

Lower lift

Question 25

With respect to aircraft accident and incident investigation, what are the three categories regarding aircraft occurrences?

Accepted Answer

Incident Serious incident Accident

Answer

Event Serious event Accident

Answer

Happening Event Serious event

Answer

Event Crash Disaster

Question 26

Which stage of a thunderstorm is dominated by updrafts?

Accepted Answer

Cumulus stage

Answer

Upwind stage

Answer

Mature stage

Answer

Dissipating stage

Question 27

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 28

The altimeter is switched from local QNH to 1013.25 hPa...

Accepted Answer

When climbing above the transition altitude.

Answer

At 4000 ft.

Answer

At the decision height.

Answer

When descending below FL 100.

Question 29

What is a latent error?

Accepted Answer

An error which remains undetected in the system for a long time

Answer

An error which has an immediate effect on the controls

Answer

An error which is made by the pilot actively and consciously

Answer

An error which only has consequences after landing

Question 30

During a balloon ride, visibility continiously becomes poorer, also cloud base decreases in direction of the current track. How should the balloon pilot react to this situation?

Accepted Answer

Use next best chance for landing

Answer

Continue ride in ramaining altitude

Answer

Use GPS or radio navigation to continue ride in clouds

Answer

Break through the clouds and continue above clouds

Question 31

What change results from an increase in temperature of the carrying gas and of the environmental air at a gas balloon at maximum differential pressure?

Accepted Answer

The load capability decreases by 0,4% per K temperature change.

Answer

The load capability decreases by 4% per K temperature change.

Answer

The load capability increases by 4% per K temperature change.

Answer

The load capability increases by 0,4% per K temperature change.

Question 32

Which air traffic services can be expected within an FIR (flight information region)?

Accepted Answer

FIS (flight information service) ALR (alerting service)

Answer

ATC (air traffic control) FIS (flight information service)

Answer

AIS (aeronautical information service) SAR (search and rescue)

Answer

ATC (air traffic control) AIS (aeronautical information service)

Question 33

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

Accepted Answer

5 km

Answer

1.5 km

Answer

10 km

Answer

8 km

Question 34

Given: TC: 183°; WCA: +011°; MH: 198°; CH: 200° What are TH and VAR? (2,00 P.)

Accepted Answer

TH: 194°. VAR: 004° W

Answer

TH: 172°. VAR: 004° E

Answer

TH: 194°. VAR: 004° E

Answer

TH: 172°. VAR: 004° W

Question 35

What effect can sudden insolation from sunlight have on a gas balloon?

Accepted Answer

The height at maximum differential pressure decreases.

Answer

The height at maximum differential pressure increases.

Answer

The hull pressure decreases.

Answer

A sudden increase in rate of descent.

Question 36

What are the air masses that Central Europe is mainly influenced by?

Accepted Answer

Polar cold air and tropical warm air

Answer

Equatorial and tropical warm air

Answer

Tropical and arctic cold air

Answer

Arctic and polar cold air

Question 37

(For this question, please use annex PFP-061) According ICAO, what symbol indicates a group of unlighted obstacles? Siehe Anlage 5

Accepted Answer

C

Answer

D

Answer

B

Answer

A

Question 38

What statement is correct with regard to change in temperature?

Accepted Answer

During descent, the carrying gas warms adiabatically.

Answer

During climb, the carrying gas warms due to thermal exchange with envorinmental air.

Answer

During descent, the carrying gas warms due to thermal exchange with envorinmental air.

Answer

During climb, the carrying gas warms adiabatically

Question 39

According ISA, what is the density of air at MSL?

Accepted Answer

1.225 kg/m3

Answer

1.225 g/m3

Answer

1225 kg/m3

Answer

12.25 kg/m3

Question 40

The term "ceiling" is defined as the...

Accepted Answer

Height of the base of the lowest layer of clouds covering more than half of the sky below 20000 ft.

Answer

Height of the base of the highest layer of clouds covering more than half of the sky below 20000 ft

Answer

Height of the base of the lowest layer of clouds covering more than half of the sky below 10000 ft

Answer

Altitude of the base of the lowest layer of clouds covering more than half of the sky below 20000 ft.

Question 41

An inversion layer close to the ground can be caused by...

Accepted Answer

Ground cooling during the night.

Answer

Large-scale lifting of air

Answer

Thickening of clouds in medium layers

Answer

Intensifying and gusting winds.

Question 42

What is the percentage of oxygen in the atmosphere at 6000 ft?

Accepted Answer

21 %

Answer

78 %

Answer

12 %

Answer

18.9 %

Question 43

The altimeter's reference scale is set to airfield pressure (QFE). What indication is shown during the flight?

Accepted Answer

Height above airfield

Answer

Airfield elevation

Answer

Pressure altitude

Answer

Altitude above MSL

Question 44

Under which conditions, no harzards should be expected for a balloon ride?

Accepted Answer

With high pressure areas before sunset

Answer

With an warm front approaching

Answer

With an cold front approaching

Answer

Close to showers or thunderstorms

Question 45

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 46

A boundary between a cold polar air mass and a warm subtropical air mass showing no horizontal displacement is called...

Accepted Answer

Stationary front

Answer

Warm front.

Answer

Occluded front.

Answer

Cold front.

Question 47

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 48

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 49

Which force causes "wind"?

Accepted Answer

Pressure gradient force

Answer

Thermal force

Answer

Coriolis force

Answer

Centrifugal force

Question 50

Where are the two polar circles?

Accepted Answer

23.5° north and south of the poles

Answer

23.5° north and south of the equator

Answer

At a latitude of 20.5°S and 20.5°N

Answer

20.5° south of the poles

Question 51

The upper limit of LO R 4 equals... See annex (PFP-030) Siehe Anlage 3

Accepted Answer

4.500 ft MSL.

Answer

1.500 ft MSL.

Answer

1.500 ft AGL

Answer

4.500 ft AGL.

Question 52

Given: TC: 179°; WCA: -12°; VAR: 004° E; DEV: +002° What are MH and MC?

Accepted Answer

MH: 163°. MC: 175°.

Answer

MH: 167°. MC: 175°.

Answer

MH: 167°. MC: 161°.

Answer

MH: 163°. MC: 161°.

Question 53

At which altitude is the atmospheric pressure approximately half the MSL value (1013 hPa)?

Accepted Answer

18000 ft

Answer

5000 ft

Answer

22000 ft

Answer

10000 ft

Question 54

In which way may an altimeter subscale which is set to an incorrect QNH lead to an incorrect altimeter reading?

Accepted Answer

If the subscale is set to a higher than actual pressure, the indication is too high. This may lead to much closer proximity to the ground than intended

Answer

If the subscale is set to a higher than actual pressure, the indication is too low. This may lead to much greater heights above the ground than intended

Answer

If the subscale is set to a lower than actual pressure, the indication is too high. This may lead to much closer proximity to the ground than intended

Answer

If the subscale is set to a lower than actual pressure, the indication is too low. This may lead to much closer proximity to the ground than intended

Question 55

What is the great circle distance between two points A and B on the equator when the difference between the two associated meridians is exactly one degree of longitude?

Accepted Answer

60 NM

Answer

216 NM

Answer

400 NM

Answer

120 NM

Question 56

What is the difference in time when the sun moves 10° of longitude?

Accepted Answer

0:40 h

Answer

0:04 h

Answer

0:30 h

Answer

1:00 h

Question 57

What does a readability of 1 indicate?

Accepted Answer

The transmission is unreadable

Answer

The transmission is perfectly readable

Answer

The transmission is readable now and then

Answer

The transmission is readable but with difficulty

Question 58

What is the difference between a gas balloon at or below maximum differential pressure during climb?

Accepted Answer

The balloon below maximum differential pressure climbs with constant rate to unlimited height.

Answer

The balloon at maximum differential pressure climbs with constant rate to unlimited height.

Answer

The balloon below maximum differential pressure climbs with constant rate up to maximum differential pressure height.

Answer

The balloon at maximum differential pressure climbs with constant rate up to maximum differential pressure height.

Question 59

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 60

(For this question, please use annex PFP-062) According ICAO, what symbol indicates a civil airport (not international airport) with paved runway? Siehe Anlage 6

Accepted Answer

A

Answer

C

Answer

B

Answer

D

Question 61

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 62

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

Question 63

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 64

The standard state of gases refers to which temperature?

Accepted Answer

25° C

Answer

5° C

Answer

0° C

Answer

15° C

Quiz BPL Gas - Balloon Pilot License Exam Simulation

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