General Navigation Exam 3

General Navigation Exam 3, 70 questions; time allowed 2 hours 1.

The length of daylight changes with the declination of the sun. In midlatitudes (e.g. 45°N/S) the rate of change will be greatest at: (a) (b) (c) (d)

2.

The angle between the ecliptic and the plane of the Equator is: (a) (b) (c) (d)

3.

(b) (c) (d)

the period between either sunrise or sunset and the time when the Sun is 6° below the horizon the period between either sunrise or sunset and the time when the Sun is 12° below the horizon the period between the time when the Sun is 6° below the horizon and the time when the Sun is 12° below the horizon the period between sunset and sunrise

What is the UTC of sunrise at Vancouver, British Columbia, Canada (50°00'N 123°00'W) on 6th December ? (a) (b) (c) (d)

6.

42°48'S 132°28'E 00°00'N/S 171°54'E 42°48'S 114°23'E 00°00'N/S 175°16'E

The duration of Civil Twilight is: (a)

5.

0° 23½° 66½° 90°

An aircraft is at position A (49°10'S 178°22'W). It flies due North for 2950 nm and then due West for 382 nm to position B. Position B is: (a) (b) (c) (d)

4.

the solstices perihelion the equinoxes aphelion

1554 2330 1542 2342

What is the LMT at 65°25'N 123°45'W at 2200UTC on 6th September UTC date ? (a) (b) (c) (d)

0615 1345 1738 0220

on on on on

7th 6th 6th 7th

Bristol Groundschool

General Navigation Exam 3.1

7.

An aircraft leaves Guam (13°00'N 143°45'E) at 2300 Standard Time on 30th April to fly to Los Angeles, California, USA (33°50'N 117°15'W). If the flight time is 11 hours 15 minutes what is the Standard Time of arrival in Los Angeles ? (a) (b) (c) (d)

8.

Track required 348°T, drift 17° port, variation 32°West, deviation 4°East. The required compass heading will be: (a) (b) (c) (d)

9.

(b) (c) (d)

540 621 1000 1223

From position A, 04°N 030°W, an aircraft flies 600 nm due South, then 600 nm due East, then 600 nm due North, then 600 nm due West. The final position of the aircraft in relation to A will be: (a) (b) (c) (d)

12.

the angle between the horizontal component of the Earth's magnetic field and the flux lines of the Earth's magnetic field at any point the angle between Magnetic North and True North measured in degrees East (+) or West (-) the angle between the vertical component of the Earth's magnetic field and the flux lines of the Earth's field at any point the angle between Magnetic North and Compass North measured in degrees East (+) or West (-)

What is the distance in kilometres from 49°S 180°E/W to 58°S 180°E/W ? (a) (b) (c) (d)

11.

033° 359° 337° 303°

The definition of compass deviation is: (a)

10.

0615 0830 1740 1715

due East of A at A due West of A due North of A

The Magnetic Equator is: (a) (b) (c) (d)

an an an an

isogonal agonic line isoclinal aclinic line



13.

An aircraft accelerates on a westerly heading in the northern hemisphere. The effect on a direct reading magnetic compass will be: (a) (b) (c) (d)

14.

An aircraft accelerates on a westerly heading in the northern hemisphere. The effect on a direct reading magnetic compass will be: (a) (b) (c) (d)

15.

(b) (c) (d)

on replacement of the detector unit, the amplifier or any major component on permanent change of magnetic latitude only after a lightning strike or exposure to static electricity when residual deviation is found to be less than 3°

What is the purpose of the annunciator in the gyromagnetic compass ? (a) (b) (c) (d)

18.

change of magnetic latitude only change of magnetic heading only change of magnetic latitude or change of magnetic heading hammering during aircraft production

When should a compass swing be carried out on a direct reading compass ? (a)

17.

the compass needle will turn clockwise the compass needle will continue to indicate correctly without being deflected the compass needle could be deflected either clockwise or anticlockwise depending on the extent of the acceleration the compass needle will turn anti-clockwise

What is the cause of permanent magnetism in an aircraft ? (a) (b) (c) (d)

16.

indicate a turn to the South continue to indicate the correct heading indicate a turn to the East indicate a turn to the North

to prevent turning errors to achieve and indicate synchronisation of the gyro and magnetic elements of the compass to prevent both turning and acceleration errors to prevent acceleration errors

When should a compass swing be carried out on a direct reading compass ? (a) (b) (c) (d)

on replacement of the gyro component on permanent change of magnetic longitude after a lightning strike or exposure to extensive static electricity before each flight



19.

What is the advantage of a gyromagnetic compass over a direct reading compass ? (a) (b) (c) (d)

20.

What is the main use of an Oblique Mercator chart ? (a) (b) (c) (d)

21

sine of the Standard Parallel n=1 sine of the parallel of origin zero

On a chart with a scale of 1:600,000 the distance between two point is 42 mm. What is the distance on the Earth between these two points ? (a) (b) (c) (d)

25.

25° 38° 52° 78°

What is the convergence factor of a Polar Stereographic chart? (a) (b) (c) (d)

24.

1:3,207,664 1:3,704,000 1:1,852,000 1:7,408,000

The convergence factor (n) of a Lamberts chart is given as 0.78535. At what latitude (to the nearest degree) is chart convergence correct ? (a) (b) (c) (d)

23.

topographical maps in equatorial areas route charts for selected great circle routes route charts for trans-polar routes accurate depiction of rhumb line tracks

On a Mercator chart the scale at the Equator is 1:3,704,000. What is the scale of the chart at 60°S ? (a) (b) (c) (d)

22.

no electrical power supply is required a significant reduction in turning and acceleration errors it can be used to feed heading information into the Inertial Navigation System (INS) it can be compensated for density error

2.52 km 25.2 km 252 km 2,520 km

Where, on a Lamberts chart, is a great circle an exact straight line ? (a) (b) (c) (d)

the Equator only all great circle tracks are depicted as straight lines meridians of longitude any parallel of latitude including the Equator



26.

Where is the scale correct on a Transverse Mercator chart ? (a) (b) (c) (d)

27.

On a Lamberts chart a straight line track crosses one meridian at an angle of 043°T and a second meridian at an angle of 055°T. If the constant of the cone is given as 0.75 what is the difference in longitude between the two meridians ? (a) (b) (c) (d)

28.

1 hr 30 mins 40 mins 1 hr 50 mins 1 hr 40 mins

Required track 070°T, variation 30°W, deviation +1°, drift 10°S. What is the required compass heading ? (a) (b) (c) (d)

31.

216° 221° 231° 241°

If the groundspeed is 236 kts and the distance to go is 354 nm the time to go is: (a) (b) (c) (d)

30.

49° 16° 12° 9°

An aircraft on a magnetic heading of 321° with 10° port drift measures the relative bearing to an NDB as 270°. Variation is 10° East at the aircraft and 15° East at the NDB. What is the QDM to the NDB? (a) (b) (c) (d)

29.

at the Standard Parallels along the central meridian and its anti-meridian at the Parallel of Origin scale is constant over the entire chart

089° 091° 099° 101°

Required track 300°T, drift 8°S, variation 10°W, deviation +4°. What is the required compass heading ? (a) (b) (c) (d)

298° 306° 314° 316°



32.

If the groundspeed is 135 kts and the distance to go is 433 nm the time to go is: (a) (b) (c) (d)

33.

43 mins 1 hr 09 mins 1 hr 20 mins 1 hr 33 mins

4 4 3 3

hrs hrs hrs hrs

52 31 46 14

mins mins mins mins

6° left 5°left 6° right 5° right

257 252 257 252

kts kts kts kts

The QDM of runway 08 is 083°. The wind, as given by Air Traffic Control, is 035°/30 kts. Variation is 20°W. What is the headwind component? (a) (b) (c) (d)

37.

mins mins mins mins

Heading 145°T, TAS 270 kts, wind velocity 205°T/30 kts. What is the drift and groundspeed? (a) (b) (c) (d)

36.

03 12 21 30

Fuel flow is recorded as 22 US gallons per hour. With 83 Imperial gallon available the aircraft's endurance is: (a) (b) (c) (d)

35.

hrs hrs hrs hrs

An aircraft travels 100 km in 20 minutes. How long will it take to travel 215 nm? (a) (b) (c) (d)

34.

3 3 3 3

16 26 23 20

kts kts kts kts

Required track is 260°T, TAS 220 kts, wind velocity 275°T/30 kts. Variation is 15°W. What is the required true heading and groundspeed? (a) (b) (c) (d)

258° 266° 253° 262°

191 240 201 191


kts kts kts kts


38.

Track 210°M, heading 215°M, TAS 360 kts, variation 15° East. If the aircraft covers 64 nm in 12 minutes the wind (°T) which has affected the aircraft is: (a) (b) (c) (d)

39.

The required track is 003°T, TAS 130 kts, wind velocity 190°T/40 kts, variation 15° West. What is the required true heading and groundspeed? (a) (b) (c) (d)

40.

kts kts kts kts

20 10 13 13

kts kts kts kts

40 35 40 54

kts kts kts kts

000°T/45 140°T/35 320°T/45 180°T/35

kts kts kts kts

Magnetic track 212°, TAS 220 kts, wind velocity 160°M/50 kts. What is the groundspeed? (a) (b) (c) (d)

43.

170 170 210 152

Heading 074°T, TAS 230 kts, track 066°T, groundspeed 242 kts. What is the wind velocity? (a) (b) (c) (d)

42.

001° 005° 013° 012°

An aircraft is to land on runway 22 and the wind is given by Air Traffic Control as steady from 260°. A 10 kts headwind component is required and the aircraft has a 35 kts crosswind limit. Variation is 20°W. What are the minimum and maximum wind speeds which the aircraft can accept? (a) (b) (c) (d)

41.

250°/50 260°/60 265°/50 195°/50

245 220 194 185

kts kts kts kts

Indicated outside air temperature -30°C, TAS 438 kts; what is COAT? (a) (b) (c) (d)

050°C 045°C 040°C 030°C



44.

CAS 300 kts, pressure altitude 31,000 ft, IOAT -35. What is TAS? (a) (b) (c) (d)

45.

0.59 0.61 0.63 065

1752 1701 1631 1535

Heading 276°M, an island bears 30° left on the Airborne Weather Radar. Variation is 12°W. What is the true bearing of the aircraft from the island? (a) (b) (c) (d)

49.

ft ft ft ft

The distance from A to B is 3,016 nm, TAS is 480 kts and there is a headwind of 90 kts outbound and a tailwind of 75 kts from B to A. If the aircraft leaves A at 1320 UTC what is the ETA at the Equal Time Point? (a) (b) (c) (d)

48.

5,600 6,500 7,800 8,700

CAS 250 kts, pressure altitude 25,000 ft, COAT -15°C. What is the Mach No? (a) (b) (c) (d)

47.

kts kts kts kts

Pressure altitude 5,000 ft, COAT ISA +20°C. What is the density altitude? (a) (b) (c) (d)

46.

463 485 474 452

054° 066° 078° 114°

On a heading of 120°M an island bears 15°left on the Airborne Weather Radar. Variation is 17°W. What is the true bearing from the aircraft to the island? (a) (b) (c) (d)

088° 122° 118° 152°



50.

To maintain an ILS glideslope of 3.5° at a groundspeed of 150 kts the required rate of descent is: (a) (b) (c) (d)

51.

725 760 875 930

ft/min ft/min ft/min ft/min

Under normal circumstances, if climbing at constant CAS, the TAS and MN will: TAS increase increase decrease decrease

(a) (b) (c) (d) 52.

An aircraft is approaching a co-located VOR/DME at FL390 and is to descend to be overhead the VOR/DME at FL70. If the rate of descent is 2,500 ft/min and the mean groundspeed in the descent is 248 kts the descent should commence at a DME range of: (a) (b) (c) (d)

53.

nm nm nm nm

1,000 1,650 2,310 2,440

ft/min ft/min ft/min ft/min

An aircraft is using a southern hemisphere Lamberts chart with a 'standard' grid (i.e. a grid aligned with the Greenwich meridian) and the Constant of the Cone is given as 0.9. If the aircraft is at 080°W steering a heading of 190°G with 10°S drift its true track will be: (a) (b) (c) (d)

55.

64 58 53 47

An aircraft is 100 nm from a DME station at FL 370 and is instructed to commence descent to be overhead the DME at FL120. If the mean groundspeed in the descent is 396 kts the required rate of descent will be: (a) (b) (c) (d)

54.

Mach No. increase decrease increase increase

272° 128° 282° 200°

What is the first screen to be seen when the FMS is switched on? (a) (b) (c) (d)

IDENT POS IDENT PERF INIT INIT REF



56.

What causes the seasons? (a) (b) (c) (d)

57.

What is the highest latitude at which an observer could see the rising and setting Sun every day? (a) (b) (c) (d)

58.

3.3 2.0 1.2 4.2

An aircraft is flying at M0.86 at FL370/COAT -44°C with a headwind of 110 kts. The next reporting point is 420 nm away and the aircraft is instructed to reduce speed immediately to delay arrival at the reporting point by five minutes. What is the required Mach No? (a) (b) (c) (d)

60.

62° 64° 66° 72°

If a VOR has an error of 1 degree what is the error in nautical miles at a distance of 200 nm? (a) (b) (c) (d)

59.

the rotation of the Earth around its North/South axis the angle between the Earth's axis and the plane of its orbit around the Sun the variation in the Earth's distance from the Sun at different points on the orbit the variation in orbital speed of the Earth at different points on its orbit around the Sun

0.81 0.78 0.68 0.65

Using a Lamberts chart overprinted with a 'standard' grid and a Parallel of Origin of 76°N an aircraft at 100°E flying a grid heading of 050° will have a true heading of (a) (b) (c) (d)

147° 313° 126° 334°

Using the Mid Atlantic Plotting (MAP) Chart answer questions 61 to 64 61.

Lajes VOR/DME (LM) shows RMI 358°/ 135 nm. The position of the aircraft is: (a) (b) (c) (d)

36°35'N 36°40'N 36°20'N 36°40'N

027°00'W 026°25'W 026°20'W 036°25'W



62.

1320UTC, an aircraft position at 37°30'N 21°30'W is routing direct to Porto Santo, TAS 450 kts, wind velocity 360°T/50 kts. What is the estimated time of arrival at SNT? (a) (b) (c) (d)

63.

An aircraft is routing from Porto Santo via Irkid and Foxtrot Two to Santa Maria. The TAS is 470 kts and the wind velocity is 290°T/50 kts. What is the required initial heading (°M) and groundspeed from Irkid to Foxtrot Two? (a) (b) (c) (d)

64.

1406 1410 1346 1352

307° 305° 314° 314°

422 410 442 420

kts kts kts kts

When entering the Santa Maria Control Area at Delta the PDL RMI/DME readings would be: (a) (b) (c) (d)

280°/ 270°/ 090°/ 100°/

80 80 80 80

nm nm nm nm

Using Chart E(LO)1 answer questions 65 to 70 65.

An aircraft is overhead TRN (N55°18.8' W004°47.0) at 0952 UTC routing to PTH (N56°26.6' W003°22.1'), FL180/COAT -10°C, TAS 210 kts, heading 038°M, groundspeed 245 kts. What is the estimated time of arrival at CBN? (a) (b) (c) (d)

66.

1008 1012 1004 1000

An aircraft is overhead GOW (N55°52.2' W004°26.7) routing to SAB (N55°54.5 W002°12.4'). CAS 270 kts, FL270/COAT -38°C, wind velocity 190°T/50 kts. What true heading is required? (a) (b) (c) (d)

088° 095° 102° 106°



67.

An aircraft is overhead SAB (N55°54.5' W002°12.4') at 1511 UTC routing to LST (N58°04.3' E006°41.2'). CAS 170 kts, FL170/COAT 20°C, wind velocity 290°T/50 kts. The TAS is 220 kts, drift is 10 S and the groundspeed is 247 kts. What will be the estimated time of arrival (UTC) at LST? (a) (b) (c) (d)

68.

An aircraft is overhead SAB (N55°54.5' W002°12.4') at 1511 UTC routing to LST (N58°04.3' E006°41.2'). CAS 170 kts, FL170/COAT 20°C, wind velocity 290°T/50 kts. The TAS is 220 kts, drift is 10 S and the groundspeed is 247 kts. Which of the following statements is correct? (a) (b) (c) (d)

69.

SAB VOR 1550UTC SAB VOR SAB VOR UTC SAB VOR

should be received up to 1550 UTC but not after should be received after 1550 UTC should be received up to 1600 UTC but not after 1600 should be received after 1600 UTC

SAB (N55°54.5' W002°12.4') RMI 284°, NEW (55°02.3' W001°41.9') RMI 230°. The aircraft's position is: (a) (b) (c) (d)

70.

1703 1639 1633 1628

55°45'N 55°50'N 55°45'N 55°40'N

000°30'E 000°17'W 000°30'W 000°27'W

TRN (N55°18.8'W004°47.0') 35nm DME TLA (N55°30.0'W003°21.2') 45nm DME The aircraft position is: (a) (b) (c) (d)

55°45'N 004°22'W 55°52'N 004°27'W 55°46'N 004°33'W 55°52N 004°36'W



General Navigation Exam 3, 70 Questions. Time allowed: 2hrs.

A B C D

A B C D

A B C D

1 2

25 26

49 50

3 4

27 28

51 52

5 6

29 30

53 54

7 8

31 32

55 56

9 10

33 34

57 58

11 12

35 36

59 60

13 14

37 38

61 62

15 16

39 40

63 64

17 18

65

19 20

41 42 43 44

21 22 23

45 46 47

69

24

48


66 67 68 70


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ANSWERS 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35.

(c) (b) (d) (a) (a) (b) (d) (a) (d) (c) (a) (d) (d) (d) (d) (b) (b) (c) (b) (b) (c) (c) (b) (b) (c) (b) (b) (c) (a) (a) (a) (b) (c) (b) (a)

36. 37. 38. 39. 40. 41. 42. 43. 44. 45. 46. 47. 48. 49. 50. 51. 52. 53. 54. 55. 56. 57. 58. 59. 60. 61. 62. 63. 64. 65. 66. 67. 68. 69. 70.

(c) (d) (c) (a) (d) (d) (d) (a) (a) (c) (b) (a) (a) (a) (c) (a) (c) (b) (a) (a) (b) (b) (a) (a) (a) (b) (a) (a) (a) (c) (b) (d) (a) (c) (b)

General Navigation Exam 3

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