Exam quiz Navigation - Quiz BPL Hot Air - Balloon Pilot License

Question 1

The circumference of the Earth at the equator is approximately... See figure (NAV-002) Siehe Anlage 1

Accepted Answer

21600 NM.

Answer

40000 NM.

Answer

12800 km.

Answer

10800 km.

Question 2

The term 'True Course' (TC) is defined as...

Accepted Answer

The angle between true north and the course line

Answer

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

Answer

Tthe angle between magnetic north and the course line.

Answer

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

Question 3

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

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 4

Assume two arbitrary points A and B on the same parallel of latitude, but not on the equator. Point A is located on 010°E and point B on 020°E. The rumb line distance between A and B is always...

Accepted Answer

Less than 600 NM.

Answer

More than 300 NM.

Answer

Less than 300 NM.

Answer

More than 600 NM

Question 5

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 6

UTC is...

Accepted Answer

An obligatory time used in aviation.

Answer

A local time in Central Europe.

Answer

A zonal time.

Answer

Local mean time at a specific point on Earth.

Question 7

What is the distance between the parallels of latitude 48°N and 49°N along a meridian line?

Accepted Answer

60 NM

Answer

10 NM

Answer

111 NM

Answer

1 NM

Question 8

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

Accepted Answer

TH: 194°. DEV: -002°.

Answer

TH: 194°. DEV: +002°.

Answer

TH: 172°. DEV: +002°

Answer

TH: 172°. DEV: -002°.

Question 9

The term 'agonic line' is defined as a line on Earth or an aeronautical chart, connecting all points with the...

Accepted Answer

Variation of 0°.

Answer

Deviation of 0°.

Answer

Inclination of 0°.

Answer

Heading of 0°.

Question 10

The rotational axis of the Earth runs through the...

Accepted Answer

Geographic North Pole and on the geographic South Pole.

Answer

Magnetic north pole and on the magnetic south pole.

Answer

Geographic North Pole and on the magnetic south pole

Answer

Magnetic north pole and on the geographic South Pole.

Question 11

Vienna (LOWW) is located at 016° 34'E, Salzburg (LOWS) at 013° 00'E. The latitude of both positions can be considered as equal. What is the difference of sunrise and sunset times, expressed in UTC, between Wien and Salzburg? (2,00 P.)

Accepted Answer

In Vienna the sunrise and sunset are about 14 minutes earlier than in Salzburg

Answer

In Vienna the sunrise and sunset are about 4 minutes later than in Salzburg

Answer

In Vienna the sunrise is 4 minutes later and sunset is 4 minutes earlier than in Salzburg

Answer

In Vienna the sunrise is 14 minutes earlier and sunset is 14 minutes later than in Salzburg

Question 12

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 13

What is the difference in latitude between A (12°53'30''N) and B (07°34'30''S)?

Accepted Answer

20°28'00''

Answer

05°19'00''

Answer

20,28°

Answer

05,19°

Question 14

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 15

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 16

How many satellites are necessary for a precise and verified three-dimensional determination of the position?

Accepted Answer

Four

Answer

Five

Answer

Two

Answer

Three

Question 17

The shortest distance between two points on Earth is represented by a part of...

Accepted Answer

A great circle.

Answer

A small circle.

Answer

A rhumb line

Answer

A parallel of latitude.

Question 18

The angle between compass north and magnetic north is called...

Accepted Answer

Deviation.

Answer

Inclination.

Answer

WCA.

Answer

Variation.

Question 19

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 20

Which are the properties of a Mercator chart?

Accepted Answer

The scales increases with latitude, great circles are depicted as curved lines, rhumb lines are depicted as straight lines

Answer

The scale is constant, great circles are depicted as curved lines, rhumb lines are depicted as straight lines

Answer

The scales increases with latitude, great circles are depicted as straight lines, rhumb lines are depicted as curved lines

Answer

The scale is constant, great circles are depicted as straight lines, rhumb lines are depicted as curved lines

Question 21

Which are the properties of a Lambert conformal chart?

Accepted Answer

The chart is conformal and nearly true to scale

Answer

Great circles are depicted as straight lines and the chart is an equal-area projection

Answer

Rhumb lines are depicted as straight lines and the chart is conformal

Answer

The chart is conformal and an equal-area projection

Question 22

With Central European Time (CET) given as UTC+1, what UTC time corresponds to 1700 CET?

Accepted Answer

1600 UTC.

Answer

1800 UTC

Answer

1500 UTC.

Answer

1700 UTC.

Question 23

Point A on the Earth's surface lies exactly on the parallel of latitude of 47°50'27''N. Which point is exactly 240 NM north of A?

Accepted Answer

51°50'27'N'

Answer

53°50'27''N

Answer

49°50'27''N

Answer

43°50'27''N

Question 24

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 25

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 26

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 27

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 28

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 29

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 30

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 31

The term 'civil twilight' is defined as...

Accepted Answer

The period of time before sunrise or after sunset where the midpoint of the sun disk is 6 degrees or less below the true horizon.

Answer

The period of time before sunrise or after sunset where the midpoint of the sun disk is 12 degrees or less below the true horizon

Answer

The period of time before sunrise or after sunset where the midpoint of the sun disk is 6 degrees or less below the apparent horizon.

Answer

The period of time before sunrise or after sunset where the midpoint of the sun disk is 12 degrees or less below the apparent horizon.

Question 32

A distance of 7.5 cm on an aeronautical chart represents a distance of 60.745 NM in reality. What is the chart scale?

Accepted Answer

1 : 1500000

Answer

1 : 500000

Answer

1 : 1 000000

Answer

1 : 150000

Question 33

What is meant by the term "terrestrial navigation"?

Accepted Answer

Orientation by ground features during visual flight

Answer

Orientation by instrument readings during visual flight

Answer

Orientation by GPS during visual flight

Answer

Orientation by ground celestial object during visual flight

Question 34

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 35

1000 ft equal...

Accepted Answer

300 m.

Answer

3000 m.

Answer

30 km.

Answer

30 m.

Question 36

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 37

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 38

Which approximate, geometrical form describes the shape of the Earth best for navigation systems?

Accepted Answer

Ellipsoid

Answer

Sphere of ecliptical shape

Answer

Flat plate

Answer

Perfect sphere

Question 39

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 40

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 41

5500 m equal...

Accepted Answer

18000 ft.

Answer

7500 ft.

Answer

10000 ft.

Answer

30000 ft

Question 42

When using a GPS for tracking to the next waypoint, a deviation indication is shown by a vertical bar and dots to the left and to the right of the bar. What statement describes the correct interpretation of the display?

Accepted Answer

The deviation of the bar from the center indicates the track error as absolute distance in NM; the scale for full deflection depends on the operating mode of the GPS.

Answer

The deviation of the bar from the center indicates the track error as absolute distance in NM; the scale for full deflection is +-10 NM

Answer

The deviation of the bar from the center indicates the track error as angular distance in degrees; the scale for full deflection depends on the operating mode of the GPS.

Answer

The deviation of the bar from the center indicates the track error as angular distance in degrees; the scale for full deflection is +-10°

Question 43

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

Accepted Answer

Rivers, railroads, highways

Answer

Power lines

Answer

Border lines

Answer

Farm tracks and creeks

Question 44

Electronic devices on board of an aeroplane have influence on the...

Accepted Answer

Direct reading compass.

Answer

Artificial horizon

Answer

Airspeed indicator.

Answer

Turn coordinator.

Exam simulation Navigation Quiz BPL Hot Air - Balloon Pilot License

Exam simulation BPL Hot Air Navigation 100 questions on 120 minutes