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Kategorie	Technik
Stufe	Universität
Erstellt / Aktualisiert	24.12.2024 / 27.12.2024
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Using primary ground radar, the direction of the aeroplane in relation to the antenna is determined by...

the orientation of the antenna.

time measurement.

the pulse pair interval.

the frequency shift of the received pulse.

Using primary ground radar, the distance of the aeroplane in relation to the antenna is determined by...

the orientation of the antenna.

time measurement.

the pulse pair interval.

the frequency shift of the received pulse.

Which instantaneous information can be obtained from ground radar equipment?

Airspeed (TAS) and distance

Distance and direction

Airspeed (TAS) and heading

Direction and airspeed (TAS)

Ground radar information is displayed...

on a computer display which has to be located next to the secondary surveillance radar screen.

on a computer display which is able to display further optional information (e.g. airspaces).

on a digital display which shows all relevant aircraft data.

on an information strip which is printed on request.

The on-board equipment of the secondary surveillance radar (SSR) is called...

course indicator.

transponder.

interrogator.

decoder.

Which is a difference between primary and secondary radar?

The pulses of a primary radar are variably amplitude-modulated, the pulses of a secondary radar are statically pulse-modulated.

The pulses of a primary radar are variably pulse-modulated, the pulses of a secondary radar are statically amplitude-modulated.

The pulses of a primary radar are reflected by the aircraft's surface, the pulses of a secondary radar system are answered by a transponder

The primary radar is displayed on a computer screen, the secondary radar on a radar strip

When transmitter and receiver are moving away from each other...

the perceived frequency increases.

the perceived frequency equals the transmitted frequency.

the perceived frequency decreases.

the frequency varies, but the wavelength remains constant.

VOR radials are defined based on the principle of...

phase comparison of two signals.

amplitude comparison of two signals.

frequency comparison of two signals.

pulse comparison of two signals.

A VOR radial corresponds to the...

QDM.

QDR.

QTE.

QUJ.

Full deflection of the course deviation indicator (CDI) means that the aircraft is located at least...

10° beside the selected course.

2° beside the selected course.

10 NM beside the selected course.

2 NM beside the selected course.

Where is the aircraft located in relation to the VOR?

Northeast

Southeast

Southwest

Northwest

Where is the aircraft located in relation to the VOR?

Northeast

Southeast

Southwest

Northwest

The aircraft is on radial...

234°.

246°.

060°.

066°.

The range of a VOR is highly affected by...

daylight interference.

transmitter and receiver altitude.

multipath propagation of the ground wave.

reflected sky waves.

Which phenomenon does NOT affect the accuracy of a VOR?

Cone of silence

High terrain surrounding the VOR

Fading

Transmitter altitude

In what frequency band do DMEs operate?

HF

VHF

UHF

SHF

Which of the items on the attached checklist are related to the direct reading compass?

"Turning Instruments" only

"Gyro" and "Circuit Breaker"

"Gyro" and "Turning Instruments"

"Turning Instruments" and "Circuit Breaker"

The magnetic north pole is located...

south of Newfoundland.

east of Norway.

in the arctis of Canada.

in the mountains of Alaska.

Which statement is correct with regard to the term 'Variation' (VAR) and its value?

Its value is constant everywhere on Earth

Its value is a direct function of the longitude

Its value depends, among others, on the location

Its value depends on the magnetic field of the aircraft

What could be a reason for changing the runway indicators at aerodromes (e.g. from runway 06 to runway 07)?

The magnetic variation of the runway location has changed

The magnetic deviation of the runway location has changed

The true direction of the runway alignment has changed

The direction of the approach path has changed

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

artificial horizon.

turn coordinator.

direct reading compass.

airspeed indicator.

Which are the properties of a Mercator chart?

The chart convergency is 0°, the chart is conformal, and rhumb lines are depicted as straight lines

The chart convergency is 90°, the chart is an equal-area projection, and rhumb lines are depicted as straight lines

The chart is true to scale, the chart is conformal, and great circles are depicted as straight lines

The chart is an equal-area projection, great circles are depicted as straight lines, and the chart is true to scale

Which are the properties of a conformal projection chart?

The scale on an arbitrary point must be independent of direction and the angle between longitudes and latitudes on the chart is always 90°

Great circles must be straight lines, the angle between longitudes and latitudes on the chart is always 90° and the scale on an arbitrary point must be independent of direction

The scale on an arbitrary point must be independent of direction and great circles must be straight lines out of the centre of the chart

The scale on an arbitrary point must be independent of direction and the angle between longitudes and latitudes on the chart is not necessarily equal to 90°

How are rhumb lines and great circles depicted on a direct Mercator chart?

Rhumb lines: straight lines; Great circles: curved lines

Rhumb lines: curved lines; Great circles: straight lines

Rhumb lines: curved lines; Great circles: curved lines

Rhumb lines: straight lines; Great circles: straight lines

Which are the properties of a Lambert conformal chart?

The chart is conformal and nearly true to scale

The chart is conformal and an equal-area projection

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

Which lines have to be used by the pilot to determine the aircraft's position?

True bearings (QTE)

Magnetic bearings (QDR)

Relative bearings (RB)

Magnetic headings (MH)

The distance between two airports is 220 NM. On an aeronautical navigation chart the pilot measures 40.744 cm for this distance. The chart scale is...

1 : 1000000.

1 : 500000.

1 : 2000000.

1 : 250000.

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 : 1500000

1 : 1 000000

1 : 500000

1 : 150000

Which answer states the correct correlation between number and chart symbols?

1: VOR 2: VOR/DME 3: VORTAC 4: NDB

1: VOR/DME 2: VOR 3: VORTAC 4: NDB

1: VORTAC 2: VOR/DME 3: VOR 4: NDB

1: VOR 2: VOR/DME 3: NDB 4: VORTAC

For a short flight from A to B the pilot extracts the following information from an aeronautical chart: True course: 245°. Magnetic variation: 7° W The magnetic course (MC) equals...

252°.

238°.

245°.

007°.

An aircraft is flying with an indicated airspeed (IAS) of 150 kt at 8000 ft MSL. According to the rule of thumb, the true airspeed (TAS) equals...

174 kt.

142 kt.

150 kt.

208 kt.

Given: True course from A to B: 250°. Ground distance: 210 NM. TAS: 130 kt. Headwind component: 15 kt. Estimated time of departure (ETD): 0915 UTC. The estimated time of arrival (ETA) is...

1105 UTC.

1115 UTC.

1052 UTC.

1005 UTC.

Given: True course from A to B: 283°. Ground distance: 75 NM. TAS: 105 kt. Headwind component: 12 kt. Estimated time of departure (ETD): 1242 UTC. The estimated time of arrival (ETA) is...

1320 UTC

1330 UTC

1356 UTC

1430 UTC

Given: True course from A to B: 182°. Ground distance: 110 NM. GS: 77 kt. Estimated time of departure (ETD): 1513 UTC. The estimated time of arrival (ETA) is...

1639 UTC.

1623 UTC.

1724 UTC.

1647 UTC.

Given: True course from A to B: 352°. Ground distance: 100 NM. GS: 107 kt. Estimated time of departure (ETD): 0933 UTC. The estimated time of arrival (ETA) is...

1045 UTC.

1146 UTC.

1029 UTC.

1129 UTC.

An aeroplane travels 50 NM in 42 minutes. The ground speed (GS) equals...

132 km/h.

74 km/h.

80 km/h.

71 km/h.

An aircraft travels 10 km in 1 minute and 45 seconds. The ground speed (GS) equals...

343 km/h.

343 kt.

185 km/h.

100 kt.

An aircraft travels 100 NM in 56 minutes. The ground speed (GS) equals...

198 km/h.

193 km/h.

102 kt.

93 kt.

An aircraft travels 120 NM in 55 minutes. The ground speed (GS) equals...

130 kt.

230 kt.

130 km/h.

230 km/h.

What is located at a distance of 19 NM on radial 065 of the LNZ VOR/DME?

The village Pregarten.

The village Gallneukirchen.

A railway line and a small river.

A sight (castle).

Navigation - AC

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