Exam quiz Quiz BPL Gas - Balloon Pilot License

Question 1

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 2

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 3

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 4

During a flight at FL 80, the altimeter setting has to be...

Accepted Answer

1013.25 hPa

Answer

Local QFE

Answer

1030.25 hPa

Answer

Local QNH

Question 5

The circumference of the Earth at the equator is approximately... See figure (NAV-002)

Accepted Answer

21600 NM

Answer

40000 NM

Answer

12800 km

Answer

10800 km

Question 6

How can the vents be checked before take-off with a gas balloon?

Accepted Answer

Perform a valve slide

Answer

Connecting the filling nozzle with the static line loop

Answer

Strongly shaking the vent rope

Answer

Check if the ropes are clear and working

Question 7

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 8

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 complete distance of 18 NM?

Accepted Answer

60 min

Answer

90 min

Answer

12 min

Answer

180 min

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

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 11

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 12

A transponder with the ability to send the current pressure level is a...

Accepted Answer

Mode C or S transponder

Answer

Mode A transponder

Answer

Transponder approved for airspace "B"

Answer

Pressure-decoder

Question 13

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 14

Information about operational limits, loading and performance about an aircraft can be taken from which document?

Accepted Answer

Operating handbook

Answer

Airworthiness certificate

Answer

Certificate of registration

Answer

Flight Log book

Question 15

What clouds and weather can typically be observed during the passage of a cold front?

Accepted Answer

Strongly developed cumulus clouds (Cb) with showers of rain and thunderstorms, gusting wind followed by cumulus clouds with isolated showers of rain

Answer

Wind becoming calm, dissipation of clouds and warming during summer; formation of extended high fog layers during winter

Answer

Cirrus, thickening altostratus and altocumulus clouds, lowering cloud base with rain, nimbostratus

Answer

In coastal areas during daytime wind from the coast and forming of cumulus clouds, dissipation of clouds during evening and night

Question 16

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 17

What is the function of the red blood cells (erythrocytes)?

Accepted Answer

Oxygen transport

Answer

Immune defense

Answer

Blood sugar regulation

Answer

Blood coagulation

Question 18

After take-off with a balloon, obstacles at a distance of 600 m erect in expected flight path up to 40 m height. Rate of climb is expected with 1.5 m/s. What maximum actual wind speed can be accepted to maintain a clearance of 50 m above obstacles, assuming double the actual wind speed for calculation?

Accepted Answer

5 m/s

Answer

1 m/s

Answer

3 m/s

Answer

10 m/s

Question 19

Which transponder code indicates a loss of radio communication?

Accepted Answer

7600

Answer

7700

Answer

7000

Answer

2000

Question 20

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 21

What is the distance between the two parallels of longitude 150°E and 151°E along the equator?

Accepted Answer

60 NM

Answer

60 km

Answer

1 NM

Answer

111 NM

Question 22

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 23

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 24

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 25

The standard state of gases refers to which temperature?

Accepted Answer

25° C

Answer

15° C

Answer

5° C

Answer

0° C

Question 26

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)

Question 27

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 28

What weather phenomenon designated by "2" has to be expected on the lee side during "Foehn" conditions? See figure (MET-001).

Accepted Answer

Altocumulus lenticularis

Answer

Cumulonimbus

Answer

Altocumulus Castellanus

Answer

Nimbostratus

Question 29

Times are transmitted as...

Accepted Answer

UTC

Answer

Standard time

Answer

Time zone time

Answer

Local time

Question 30

Which answer contains every state of water found in the atmosphere?

Accepted Answer

Liquid, solid and gaseous

Answer

Gaseous and liquid

Answer

Liquid and solid

Answer

Liquid

Question 31

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 32

What weather conditions can be expected during "Foehn" on the windward side of a mountain range?

Accepted Answer

Layered clouds, mountains obscured, poor visibility, moderate or heavy rain

Answer

Scattered cumulus clouds with showers and thunderstorms

Answer

Calm wind and forming of high stratus clouds (high fog)

Answer

Dissipating clouds with unusual warming, accompanied by strong, gusty winds

Question 33

What is the meaning of an area marked as "TMZ"?

Accepted Answer

Transponder Mandatory Zone

Answer

Touring Motorglider Zone

Answer

Traffic Management Zone

Answer

Transportation Management Zone

Question 34

Which of the stated surfaces will reduce the wind speed most due to ground friction?

Accepted Answer

Mountainous areas, vegetation cover

Answer

Flat land, lots of vegetation cover

Answer

Oceanic areas

Answer

Flat land, deserted land, no vegetation

Question 35

What is the correct course of action when experiencing a radio failure in class D airspace?

Accepted Answer

The flight has to be continued according to the last clearance complying with VFR rules or the airspace has to be left by the shortest route

Answer

The flight has to be continued above 5000 feet complying with VFR flight rules or the airspace has to be left by the shortest route

Answer

The flight has to be continued according to the last clearance complying with VFR flight rules or the airspace has to be left using a standard routing

Answer

The flight has to be continued above 5000 feet complying with VFR flight rules or the airspace has to be left using a standard routing

Question 36

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 37

The ongoing process to monitor the current flight situation is called...

Accepted Answer

Situational awareness

Answer

Anticipatory check procedure

Answer

Situational thinking

Answer

Constant flight check

Question 38

In case of a water landing, when should the life jackets be inflated?

Accepted Answer

After leaving the basket

Answer

Before touchdown on water surface

Answer

After landing, still in the basket, if leaving the basket has to be expected

Answer

During cruise over water

Question 39

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 40

Why should balloon pilot or passengers not wear any clothes made of silk or synthetic fibers during ride with a gas balloon?

Accepted Answer

Because of the danger of explosions induced by sparks after electrical discharge

Answer

Because these materials may lead to malfunction of some instruments

Answer

Because the total mass will be increased beyond the operating limits

Answer

Because these materials may lead to noise in radio reception

Question 41

What distance corresponds to one degree difference in latitude along any degree of longitude?

Accepted Answer

60 NM

Answer

60 km

Answer

30 NM

Answer

1 NM

Question 42

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 43

The ideal level of arousal is at which point in the diagram? See figure (HPL-002) P = Performance A = Arousal / Stress

Accepted Answer

Point B

Answer

Point A

Answer

Point C

Answer

Point D

Question 44

How do dew point and relative humidity change with decreasing temperature?

Accepted Answer

Dew point remains constant, relative humidity increases

Answer

Dew point increases, relative humidity decreases

Answer

Dew point remains constant, relative humidity decreases

Answer

Dew point decreases, relative humidity increases

Question 45

What is the call sign of the aerodrome control?

Accepted Answer

Tower

Answer

Ground

Answer

Airfield

Answer

Control

Question 46

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 47

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 48

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 49

How do spread and relative humidity change with increasing temperature?

Accepted Answer

Spread increases, relative humidity decreases

Answer

Spread increases, relative humidity increases

Answer

Spread remains constant, relative humidity increases

Answer

Spread remains constant, relative humidity decreases

Question 50

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 51

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 52

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 53

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

Accepted Answer

7700

Answer

7500

Answer

7600

Answer

7000

Question 54

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 55

What is the relationship between pressure and volume of a dry gas at constant temperature?

Accepted Answer

The volume is inversely proportional to pressure

Answer

The volume increases by a factor of 4 with double pressure

Answer

The ratio between pressure and volume is constant

Answer

The volume increases proportional with pressure

Question 56

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 57

Which abbreviation is used for the term "visual flight rules"?

Accepted Answer

VFR

Answer

VFS

Answer

VRU

Answer

VMC

Question 58

What is the meaning of the abbreviation "SERA"?

Accepted Answer

Standardized European Rules of the Air

Answer

Selective Radar Altimeter

Answer

Standard European Routes of the Air

Answer

Specialized Radar Approach

Question 59

QFE is the...

Accepted Answer

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

Answer

Altitude above the reference pressure level 1013.25 hPa

Answer

Magnetic bearing to a station

Answer

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

Question 60

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 61

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 62

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 63

While overflying a waypoint, it is stated that a distance of 2 NM has been taken 10 min. What will be the expected time of endurance for the complete distance of 18 NM?

Accepted Answer

90 min

Answer

60 min

Answer

12 min

Answer

180 min

Question 64

What phrase is used by a pilot if a transmission is to be answered with "no"?

Accepted Answer

Negative

Answer

Finish

Answer

No

Answer

Not

Quiz BPL Gas - Balloon Pilot License Exam Simulation

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