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Exam simulation Navigation Quiz BPL Hot Air - Balloon Pilot License

Exam simulation bpl-hot-air 100 questions on 120 minutes

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1 - What is the distance between the parallels of latitude 48°N and 49°N along a meridian line? 10 NM 111 NM 60 NM 1 NM

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

3 - Which are the properties of a Mercator chart? The scales increases with latitude, great circles are depicted as curved lines, rhumb lines are depicted as straight lines The scale is constant, great circles are depicted as curved lines, rhumb lines are depicted as straight lines The scales increases with latitude, great circles are depicted as straight lines, rhumb lines are depicted as curved lines The scale is constant, great circles are depicted as straight lines, rhumb lines are depicted as curved lines

4 - What is the difference in time when the sun moves 20° of longitude? 1:00 h 1:20 h 0:20 h 0:40 h

5 - What is the difference in latitude between A (12°53'30''N) and B (07°34'30''S)? 05°19'00'' 20°28'00'' 20,28° 05,19°

6 - What ground features should preferrably be used for orientation during visual flight? Power lines Rivers, railroads, highways Border lines Farm tracks and creeks

7 - What distance corresponds to one degree difference in latitude along any degree of longitude? 60 km 30 NM 1 NM 60 NM

8 - The term 'agonic line' is defined as a line on Earth or an aeronautical chart, connecting all points with the... Deviation of 0°. Inclination of 0°. Heading of 0°. Variation of 0°.

9 - 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... More than 300 NM. Less than 300 NM. Less than 600 NM. More than 600 NM

10 - Which are the properties of a Lambert conformal chart? The chart is conformal and nearly true to scale Great circles are depicted as straight lines and the chart is an equal-area projection Rhumb lines are depicted as straight lines and the chart is conformal The chart is conformal and an equal-area projection

11 - Which are the official basic units for horizontal distances used in aeronautical navigation and their abbreviations? Feet (ft), inches (in) Yards (yd), meters (m) Nautical miles (NM), kilometers (km) Land miles (SM), sea miles (NM)

12 - A distance of 7.5 cm on an aeronautical chart represents a distance of 60.745 NM in reality. What is the chart scale? 1 : 500000 1 : 1500000 1 : 1 000000 1 : 150000

13 - 1000 ft equal... 3000 m. 300 m. 30 km. 30 m.

14 - Given: TC: 179°; WCA: -12°; VAR: 004° E; DEV: +002° What are MH and MC? MH: 167°. MC: 175°. MH: 167°. MC: 161°. MH: 163°. MC: 175°. MH: 163°. MC: 161°.

15 - 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... 1 : 2000000. 1 : 1000000. 1 : 500000. 1 : 250000.

16 - The term 'True Course' (TC) is defined as... The direction from an arbitrary point on Earth to the geographic North Pole. The angle between true north and the course line Tthe angle between magnetic north and the course line. The direction from an arbitrary point on Earth to the magnetic north pole.

17 - How many satellites are necessary for a precise and verified three-dimensional determination of the position? Four Five Two Three

18 - Given: TC: 183°; WCA: +011°; MH: 198°; CH: 200° What are the TH and the DEV? (2,00 P.) TH: 194°. DEV: +002°. TH: 172°. DEV: +002° TH: 172°. DEV: -002°. TH: 194°. DEV: -002°.

19 - Where are the two polar circles? 23.5° north and south of the poles 23.5° north and south of the equator At a latitude of 20.5°S and 20.5°N 20.5° south of the poles

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

21 - Which direction corresponds to 'compass north' (CN)? The most northerly part of the magnetic compass in the aircraft, where the reading takes place The direction from an arbitrary point on Earth to the geographical North Pole The angle between the aircraft heading and magnetic north The direction to which the direct reading compass aligns due to earth's and aircraft's magnetic fields

22 - What is the difference in time when the sun moves 10° of longitude? 0:04 h 0:40 h 0:30 h 1:00 h

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

24 - 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? 60 NM 216 NM 400 NM 120 NM

25 - 5500 m equal... 7500 ft. 18000 ft. 10000 ft. 30000 ft

26 - The angle between compass north and magnetic north is called... Inclination. WCA. Deviation. Variation.

27 - 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? 53°50'27''N 49°50'27''N 43°50'27''N 51°50'27'N'

28 - Which approximate, geometrical form describes the shape of the Earth best for navigation systems? Sphere of ecliptical shape Ellipsoid Flat plate Perfect sphere

29 - What is the distance between the two parallels of longitude 150°E and 151°E along the equator? 60 NM 60 km 1 NM 111 NM

30 - Given: TC: 183°; WCA: +011°; MH: 198°; CH: 200° What are the VAR and the DEV? (2,00 P.) VAR: 004° E. DEV: -002°. VAR: 004° W. DEV: +002°. VAR: 004° E. DEV: +002°. VAR: 004° W. DEV: -002°.

31 - The shortest distance between two points on Earth is represented by a part of... A small circle. A great circle. A rhumb line A parallel of latitude.

32 - The rotational axis of the Earth runs through the... Geographic North Pole and on the geographic South Pole. Magnetic north pole and on the magnetic south pole. Geographic North Pole and on the magnetic south pole Magnetic north pole and on the geographic South Pole.

33 - Electronic devices on board of an aeroplane have influence on the... Direct reading compass. Artificial horizon Airspeed indicator. Turn coordinator.

34 - UTC is... A local time in Central Europe. A zonal time. Local mean time at a specific point on Earth. An obligatory time used in aviation.

35 - With Central European Summer Time (CEST) given as UTC+2, what UTC time corresponds to 1600 CEST? 1700 UTC. 1600 UTC 1500 UTC. 1400 UTC.

36 - 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.) In Vienna the sunrise and sunset are about 4 minutes later than in Salzburg In Vienna the sunrise and sunset are about 14 minutes earlier than in Salzburg In Vienna the sunrise is 4 minutes later and sunset is 4 minutes earlier than in Salzburg In Vienna the sunrise is 14 minutes earlier and sunset is 14 minutes later than in Salzburg

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

question NAV-002.jpg

40000 NM. 12800 km. 10800 km. 21600 NM.

38 - Where does the inclination reach its lowest value? At the geographic equator At the magnetic poles At the magnetic equator At the geographic poles

39 - Given: TC: 183°; WCA: +011°; MH: 198°; CH: 200° What are TH and VAR? (2,00 P.) TH: 172°. VAR: 004° E TH: 194°. VAR: 004° E TH: 172°. VAR: 004° W TH: 194°. VAR: 004° W

40 - What is meant by the term "terrestrial navigation"? Orientation by instrument readings during visual flight Orientation by ground features during visual flight Orientation by GPS during visual flight Orientation by ground celestial object during visual flight

41 - An aircraft travels 100 km in 56 minutes. The ground speed (GS) equals... 93 kt. 198 kt. 107 km/h. 58 km/h.

42 - With Central European Time (CET) given as UTC+1, what UTC time corresponds to 1700 CET? 1600 UTC. 1800 UTC 1500 UTC. 1700 UTC.

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

44 - The term ‚magnetic course' (MC) is defined as... The angle between true north and the course line. The direction from an arbitrary point on Earth to the magnetic north pole. The direction from an arbitrary point on Earth to the geographic North Pole The angle between magnetic north and the course line.

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