Exam quiz BPL Gas Balloon Pilot Licence

Question 1

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 2

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 3

The term 'isogonal' or 'isogonic line' is defined as a line on an aeronautical chart, connecting all points with the same value of...

Accepted Answer

Variation

Answer

Inclination

Answer

Heading

Answer

Deviation

Question 4

Which of the following symptoms may indicate hypoxia?

Accepted Answer

Blue discolouration of lips and fingernails

Answer

Blue marks all over the body

Answer

Muscle cramps in the upper body area

Answer

Joint pain in knees and feet

Question 5

The minimum flight visibility at 5000 ft MSL in airspace B for VFR flights is...

Accepted Answer

5000 m

Answer

3000 m

Answer

1500 m

Answer

8000 m

Question 6

Where does the inclination reach its lowest value?

Accepted Answer

At the magnetic equator

Answer

At the geographic equator

Answer

At the magnetic poles

Answer

At the geographic poles

Question 7

A gas balloon has to be equipped with which tethers?

Accepted Answer

2 at 10 m or 1 at 20 m

Answer

1 at 40 m or 4 at 10 m

Answer

1 at 30 m or 3 at 10 m

Answer

2 at 20 m or 1 at 10 m

Question 8

For a fully inflated gas balloon, what happens to its net lifting capacity when the lifting gas warms and excess gas is released, assuming unchanged envelope volume, ambient pressure and ambient temperature?

Accepted Answer

Load-bearing capability increases

Answer

Climb force decreases

Answer

Weight force increases

Answer

Lift force decreases

Question 9

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 10

A heading of 285 degrees is correctly transmitted as...

Accepted Answer

Two eight five

Answer

Two hundred eighty-five

Answer

Two eight five hundred

Answer

Two hundred eight five

Question 11

Which validity does the "Certificate of Airworthiness" have?

Accepted Answer

Unlimited

Answer

12 years

Answer

12 months

Answer

6 months

Question 12

Carbon monoxide poisoning can be caused by...

Accepted Answer

Smoking

Answer

Unhealthy food

Answer

Alcohol

Answer

Little sleep

Question 13

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 14

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 15

Which direction corresponds to 'compass north' (CN)?

Accepted Answer

The direction to which the direct reading compass aligns due to earth's and aircraft's magnetic fields

Answer

The most northerly part of the magnetic compass in the aircraft, where the reading takes place

Answer

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

Answer

The angle between the aircraft heading and magnetic north

Question 16

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

Accepted Answer

C

Answer

D

Answer

B

Answer

A

Question 17

Visual illusions are mostly caused by...

Accepted Answer

Misinterpretation of the brain

Answer

Binocular vision

Answer

Rapid eye movements

Answer

Colour blindness

Question 18

In what situation is it appropriate to set the transponder code 7600?

Accepted Answer

Loss of radio

Answer

Hijacking

Answer

Flight into clouds

Answer

Emergency

Question 19

Which of the human senses is most influenced by hypoxia?

Accepted Answer

The visual perception (vision)

Answer

The tactile perception (sense of touch)

Answer

The olfactory perception (smell)

Answer

The auditory perception (hearing)

Question 20

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 21

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 22

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 23

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 24

The distance between two airports is 220 NM. On an aeronautical navigation chart the pilot measures 40.7 cm for this distance. The chart scale is...

Accepted Answer

1 : 1000000

Answer

1 : 2000000

Answer

1 : 500000

Answer

1 : 250000

Question 25

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 26

What difference will be experienced during take-off in presence of a strong surface inversion, compared to a take-off with decreasing temperature with height?

Accepted Answer

During climb through an inversion, more ballast must be released and/or more heating is required

Answer

During climb through an inversion, less ballast must be released and/or less heating is required

Answer

During climb through an inversion, less ballast must be released and/or more heating is required

Answer

During climb through an inversion, more ballast must be released and/or less heating is required

Question 27

What action should be recommended to a balloon pilot after landing with a gas balloon in a forest with large fir trees?

Accepted Answer

Slowly draining the balloon by gently pulling the vents, until the basket touches ground

Answer

Quick release the gas from the balloon by activating the rip panel

Answer

Transport the filled balloon by ground crew to a clear area, and dismount it there

Answer

Fix the balloon over night; try restart at next morning

Question 28

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 29

Which of the following options are possible SSR-Transponder modes?

Accepted Answer

A, C, S

Answer

B, R, S

Answer

A, C, R

Answer

B, C, V

Question 30

A wind shear is...

Accepted Answer

A vertical or horizontal change of wind speed and wind direction

Answer

A slow increase of the wind speed in altitudes above 13000 ft

Answer

A meteorological downslope wind phenomenon in the alps

Answer

A wind speed change of more than 15 kt

Question 31

What condition may prevent the formation of "radiation fog"?

Accepted Answer

Overcast cloud cover

Answer

Clear night, no clouds

Answer

Low spread

Answer

Calm wind

Question 32

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 33

For a fully inflated gas balloon at the same ambient pressure, envelope volume and lifting-gas temperature, what happens to lifting capacity when the outside air temperature decreases?

Accepted Answer

The lifting capacity increases because the surrounding air becomes denser

Answer

The lifting capacity decreases because the surrounding air becomes less dense

Answer

The lifting capacity is independent of the density of the surrounding air

Answer

The structural maximum permitted mass automatically increases with every temperature decrease

Question 34

What is the meaning of a steady green light signal at a controlled aerodrome directed to an aircraft in flight?

Accepted Answer

Cleared to land

Answer

Airport unsafe, do not land

Answer

Return for landing, followed by steady green at the appropriate time

Answer

Give way to other aircraft and continue circling

Question 35

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 36

What is the usual direction of movement of a polar front low?

Accepted Answer

Parallel to the warm-sector isobars

Answer

To the northeast during winter, to the southeast during summer

Answer

To the northwest during winter, to the southwest during summer

Answer

Parallel to the warm front line to the south

Question 37

What is the call sign of the flight information service?

Accepted Answer

Information

Answer

Advice

Answer

Flight information

Answer

Info

Question 38

1000 ft equal...

Accepted Answer

300 m

Answer

3000 m

Answer

30 km

Answer

30 m

Question 39

Which characteristic is important when choosing sunglasses used by pilots?

Accepted Answer

Non-polarised

Answer

Curved sidepiece

Answer

Unbreakable

Answer

No UV filter

Question 40

The vertical extent of air with pressure changing by 1% with 80 m difference in height is referred to as ...

Accepted Answer

Homogeneous

Answer

Unstable

Answer

Stable

Answer

Inhomogeneous

Question 41

How may passengers assist the balloon pilot during landing preparation?

Accepted Answer

By stowing of loose parts

Answer

By activating the emergency opening

Answer

By activating the vents

Answer

By activating the pull rope

Question 42

Information about pressure patterns and frontal situation can be found in which chart?

Accepted Answer

Surface weather chart

Answer

Hypsometric chart

Answer

Wind chart

Answer

Significant Weather Chart (SWC)

Question 43

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 44

Before take-off, the balloon pilot realises that the maximum take-off mass has been exceeded by 5%. What has to be done?

Accepted Answer

The load has to be reduced to maximum take-off mass

Answer

During take-off, special care has to be taken for obstacles

Answer

With exceeding up to 5%, normal take-off can be performed

Answer

Take-off has to be approved by the airfield manager on duty

Question 45

Which abbreviation is used for the term "abeam"?

Accepted Answer

ABM

Answer

ABB

Answer

ABA

Answer

ABE

Question 46

At which height the load carrying capability of a gas balloon is reduced by approximately 50% compared to MSL?

Accepted Answer

At 6500 m

Answer

At 11000 m

Answer

At 18000 m

Answer

At 1500 m

Question 47

During a flight, a flight plan can be filed at the...

Accepted Answer

Flight Information Service (FIS)

Answer

Search and Rescue Service (SAR)

Answer

Next airport operator en-route

Answer

Aeronautical Information Service (AIS)

Question 48

What ground features should preferably be used for orientation during visual flight?

Accepted Answer

Rivers, railroads, highways

Answer

Power lines

Answer

Border lines

Answer

Farm tracks and creeks

Question 49

Which of the following factors affects the reception of VHF transmissions?

Accepted Answer

Altitude

Answer

Twilight error

Answer

Shoreline effect

Answer

Height of ionosphere

Question 50

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 51

Which phrase does a pilot use when he / she wants to check the readability of his / her transmission?

Accepted Answer

How do you read?

Answer

What is the communication like?

Answer

You read me five

Answer

Request readability

Question 52

What statement is correct with regard to the density of a gas?

Accepted Answer

The density decreases with increasing temperature and constant pressure

Answer

The density increases with increasing temperature and constant volume

Answer

The density decreases with increasing temperature and constant volume

Answer

The density decreases with decreasing volume and constant temperature

Question 53

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 54

What factor may affect the top of cumulus clouds?

Accepted Answer

The presence of an inversion layer

Answer

The spread

Answer

Relative humidity

Answer

The absolute humidity

Question 55

What process results in the formation of "orographic fog" ("hill fog")?

Accepted Answer

Warm, moist air is moved across a hill or a mountain range

Answer

Prolonged radiation during nights clear of clouds

Answer

Evaporation from warm, moist ground area into very cold air

Answer

Cold, moist air mixes with warm, moist air

Question 56

Which factor can lead to human error?

Accepted Answer

The bias to see what we expect to see

Answer

Double check of relevant actions

Answer

To be doubtful if something looks unclear or ambiguous

Answer

Proper use of checklists

Question 57

For a fully inflated gas balloon at constant ambient pressure and envelope volume, assume both the lifting gas and outside air are initially at 250 K. If both warm by 1 K while excess lifting gas is released, what is the approximate change in net lifting capacity?

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 58

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

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 59

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 60

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 61

Which of the following options states the working principle of a vertical speed indicator?

Accepted Answer

Measuring the present static air pressure and comparing it to the static air pressure inside a reservoir

Answer

Static air pressure is measured and compared against a vacuum

Answer

Measuring the vertical acceleration through the displacement of a gimbal-mounted mass

Answer

Total air pressure is measured and compared to static pressure

Question 62

During a flight in colder-than-ISA air the indicated altitude is...

Accepted Answer

Higher than the true altitude

Answer

Equal to the standard altitude

Answer

Lower than the true altitude

Answer

Equal to the true altitude

Question 63

In what different ways can a risk be handled appropriately?

Accepted Answer

Avoid, reduce, transfer, accept

Answer

Avoid, reduce, delay, accept

Answer

Detect, report, monitor, ignore

Answer

Accept, continue, improvise, review

Question 64

Which are the official basic units for horizontal distances used in aeronautical navigation and their abbreviations?

Accepted Answer

Nautical miles (NM), kilometers (km)

Answer

Feet (ft), inches (in)

Answer

Yards (yd), meters (m)

Answer

Land miles (SM), sea miles (NM)

Exam Simulation - BPL Gas Balloon Pilot Licence

Quiz BPL Gas Balloon Pilot Licence 120 questions on 120 minutes

Exam Simulation - BPL Gas Balloon Pilot Licence

Quiz BPL Gas Balloon Pilot Licence 120 questions on 120 minutes

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