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Navigation Questions

100 questions

Easy

42

Medium

41

Hard

17

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1

One degree of latitude is equal to approximately:

easyearth-coordinates
2

Lines of longitude converge at the:

easyearth-coordinates
3

The Prime Meridian passes through:

easyearth-coordinates
4

A great circle is:

easyearth-coordinates
5

Which of the following is a great circle?

easyearth-coordinates
6

A rhumb line is a line that:

mediumearth-coordinates
7

The maximum difference between a great circle and rhumb line track occurs:

hardearth-coordinates
8

One minute of arc of latitude measured along a meridian equals:

easyearth-coordinates
9

One degree of longitude at the equator is equal to approximately:

mediumearth-coordinates
10

The length of one degree of longitude at 60°N is approximately:

mediumearth-coordinates
11

A Lambert Conformal Conic projection is most accurate along the:

mediumprojections
12

On a Lambert Conformal Conic chart, a straight line approximates a:

easyprojections
13

A Mercator projection is most accurate near the:

easyprojections
14

On a Mercator chart, a straight line represents a:

easyprojections
15

A Polar Stereographic projection is used for charts covering:

mediumprojections
16

On a Polar Stereographic chart, a straight line is approximately a:

mediumprojections
17

Meridians on a Mercator chart appear as:

mediumprojections
18

On a Lambert Conformal Conic chart, meridians appear as:

mediumprojections
19

Dead reckoning navigation uses:

easydead-reckoning
20

Groundspeed equals:

easydead-reckoning
21

UTC is based on time at the:

easytime
22

Local Mean Time (LMT) at 15°E is:

easytime
23

How many degrees of longitude does the Earth rotate in one hour?

easytime
24

If UTC is 1200, the LMT at 90°W is:

mediumtime
25

Sunrise occurs earliest at the most:

easytime
26

Magnetic variation is the angle between:

easycompass
27

Compass deviation is caused by:

easycompass
28

To convert from true heading to magnetic heading, you:

mediumcompass
29

An isogonal is a line on a chart joining points of equal:

mediumcompass
30

The agonic line is where:

mediumcompass
31

At the magnetic poles, a freely suspended magnetic needle would:

mediumcompass
32

At the magnetic equator, a freely suspended magnetic needle would be:

mediumcompass
33

The triangle of velocities consists of:

easytriangle-of-velocities
34

Drift angle is the angle between:

easytriangle-of-velocities
35

An aircraft flying with a heading of 090° and experiencing 10° starboard drift has a track of:

easytriangle-of-velocities
36

If track required is 180° and the wind causes 8° port drift, the heading to steer is:

mediumtriangle-of-velocities
37

An aircraft with a TAS of 240 kt and a 40 kt headwind has a groundspeed of:

easydistance-speed
38

An aircraft flying at a groundspeed of 180 kt covers how many NM in 20 minutes?

easydistance-speed
39

1 nautical mile equals approximately:

easydistance-speed
40

An aircraft at FL350 with an OAT of -55°C and IAS of 250 kt will have a TAS that is:

mediumdistance-speed
41

The Point of Equal Time (PET) is the point from which:

mediumpoint-of-equal-time
42

With a headwind on the outbound leg, the PET will be:

hardpoint-of-equal-time
43

The formula for PET distance from departure is:

hardpoint-of-equal-time
44

The Point of Safe Return (PSR) is the last point from which an aircraft can:

mediumpoint-of-safe-return
45

With zero wind, the PSR is located:

mediumpoint-of-safe-return
46

Convergency is the angle of inclination between:

mediumconvergency
47

The formula for convergency between two meridians is:

hardconvergency
48

Conversion angle is:

hardconvergency
49

At the equator, the convergency between any two meridians is:

mediumconvergency
50

At the poles, the convergency between two meridians equals:

mediumconvergency
51

The shortest distance between two points on Earth is along a:

easyrhumb-vs-great-circle
52

In the Northern Hemisphere, a great circle track between two points at the same latitude will:

mediumrhumb-vs-great-circle
53

A great circle track from A (40°N 020°W) to B (40°N 060°W) will initially track:

hardrhumb-vs-great-circle
54

When is a rhumb line the same as a great circle?

mediumrhumb-vs-great-circle
55

On an aeronautical chart, a blue airport symbol typically represents:

mediumchart-reading
56

The scale 1:500,000 means that 1 cm on the chart represents:

easychart-reading
57

On a 1:1,000,000 chart, a distance of 54 NM (100 km) on the ground would measure:

mediumchart-reading
58

RNAV (Area Navigation) allows aircraft to fly:

easyrnav
59

A waypoint in RNAV is defined by:

easyrnav
60

A fly-by waypoint requires the aircraft to:

mediumrnav
61

A fly-over waypoint requires the aircraft to:

mediumrnav
62

Mach number is the ratio of:

mediumdistance-speed
63

The speed of sound decreases with:

mediumdistance-speed
64

If an aircraft has a TAS of 480 kt, a track of 090°, and experiences a wind of 360°/60 kt, the drift is approximately:

harddistance-speed
65

The 1-in-60 rule states that:

easydead-reckoning
66

An aircraft is 5 NM off track after flying 120 NM. Using the 1-in-60 rule, the track error is:

mediumdead-reckoning
67

The International Date Line roughly follows the:

easytime
68

When crossing the International Date Line from west to east, you:

mediumtime
69

The antipodal point of 30°N 045°W is:

mediumearth-coordinates
70

The circumference of the Earth at the equator is approximately:

mediumearth-coordinates
71

To convert statute miles to nautical miles, multiply by approximately:

mediumdistance-speed
72

When accelerating on an easterly or westerly heading in the Northern Hemisphere, a direct-reading compass will indicate a turn toward:

hardcompass
73

When turning through north in the NH, a direct-reading compass will:

hardcompass
74

Scale on a Mercator chart:

mediumprojections
75

The scale factor on a Lambert chart is exact at the:

mediumprojections
76

ETA stands for:

easydead-reckoning
77

If an aircraft departs at 0830 UTC and the flight time is 3 hours 45 minutes, the ETA is:

easydead-reckoning
78

An aircraft with a groundspeed of 150 kt needs to fly 300 NM. The flight time is:

easydistance-speed
79

Track Made Good (TMG) is:

easytriangle-of-velocities
80

The departure formula for east-west distance is:

hardearth-coordinates
81

The distance along a meridian from 25°N to 37°N is:

easyearth-coordinates
82

The distance along the equator from 010°W to 025°E is:

mediumearth-coordinates
83

If GS outbound is 400 kt, GS homebound is 500 kt, and total distance is 1800 NM, the PET is at:

hardpoint-of-equal-time
84

The PSR formula is:

hardpoint-of-safe-return
85

An aircraft departs position 45°N 030°E at 0900 UTC and flies for 4 hours. Sunrise at destination 45°N 060°E is at 0430 LMT. At what UTC time is sunrise there?

hardtime
86

On ICAO charts, the symbol for a VOR is:

easychart-reading
87

Spot heights on a topographical chart indicate:

easychart-reading
88

Contour lines on an aeronautical chart that are close together indicate:

easychart-reading
89

The great circle bearing from A to B differs from the rhumb line bearing by:

hardconvergency
90

The convergency between meridians 020°W and 040°E at latitude 30°N is:

mediumconvergency
91

If planned GS was 180 kt but actual GS is 200 kt, and the planned time for a leg was 30 minutes, the revised time is:

mediumdead-reckoning
92

An aircraft flying at Mach 0.82 at FL370 where the temperature is -56.5°C has a TAS of approximately:

harddistance-speed
93

A compass swing is performed to:

easycompass
94

A deviation card is placed near the compass to show:

easycompass
95

Which chart projection is best suited for equatorial regions?

easyprojections
96

On a Gnomonic projection, a straight line represents:

hardprojections
97

On a direct Mercator chart, a great circle (other than the equator or a meridian) appears as a:

hardrhumb-vs-great-circle
98

If wind velocity is 270/30 and the aircraft track is 270, the wind effect is:

easytriangle-of-velocities
99

If wind velocity is 090/30 and the aircraft track is 270, the wind effect is:

easytriangle-of-velocities
100

The distance along the 60°N parallel between 010°W and 020°E is:

mediumearth-coordinates