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Question Bank
Questions for DR NAVIGATION
Answer the following questions
Test Mode
Training Mode
1. Drift is the angular difference between heading and track measured from
track
heading
any one of the above
2. The maximum factorised cross wind that in which a particular aircraft can take-off is 10 Kts. What is the acceptable wind at 330 in which the aircraft can take-off from runway 09?
32 Kts.
12 Kts.
2 Kts.
3. The reported surface wind from the control Tower is 240°/35 kt. Runway 30 (303°M). What is the cross-wind component?
26kt.
35kt.
30kt.
4. The wind at an airfield is reported to be 330/30. What will be the wind component along and across runway 04?
10 Kts headwind 28 kts crosswind from the left.
28 kts headwind 10 kts crosswind from the right.
10 kts tailwind 28 kts crosswind from left the.
5. Required track 300°T, drift 8° right, variation 10°W, deviation - 4°. What is the required compass heading?
298°
314°
306°
6. Find Heading and groundspeed Course - 350, TAS - 420, W/V - 010/100, Drift - _________ , Heading - ___________ , G/S - _____________ .
- [DRIFT - 5P, HEADING - 355, G/S - 335.]
- [DRIFT - 5P, HEADING - 355, G/S - 325.]
7. Find Heading and groundspeed Course - 260, TAS - 300, W/V - 140/75, Drift - _________ , Heading - ___________ , G/S - _____________ .
- [DRIFT - 12S, HEADING - 248, G/S - 330.]
- [DRIFT - 12S, HEADING - 248, G/S - 320.]
8. True track: 192°, Magnetic variation: 7°E, Drift: 5° left what is the magnetic heading required to maintain the given track?
188°M.
192°M.
190°M.
9. Find Wind Velocity Heading - 260, TAS - 355, Course - 268, G/S - 282, Drift - __________ , W/V - ____________ .
- [DRIFT - 8S, W/V - 233/85]
- [DRIFT - 8S, W/V - 233/75]
10. Magnetic heading 060°, Magnetic variation: 8°W, Drift angle: 4° right, what is the true track?
056°.
058°.
054°.
11. Drift occurs only when
there is tailwind
there is a headwind
there is a cross wind
12. Magnetic heading = 255°, VAR = 40°W, GS = 375 kt, W/V = 235°(T) / 12kt. Calculate the drift angle?
4
8
6
13. Hdg - ___________, Drift - 5°S, TMG - 095°, TE - 3°S, Trk - ___________ .
- [HDG - 090°, TRK - 095°.]
- [HDG - 090°, TRK - 092°.]
14. Hdg - 270°, Drift - ________ , TMG - 269°, TE - _______ , Trk - 265°.
- [DRIFT -1°P, TE - 4°W.]
- [DRIFT -1°P, TE - 4°S.]
15. Find Heading and groundspeed Course - 230, TAS - 240, W/V - 250/50, Drift - _________ , Heading - ___________ , G/S - _____________ .
- [DRIFT - 4P, HEADING - 234, G/S - 182.]
- [DRIFT - 4P, HEADING - 234, G/S - 192.]
16. True heading = 310°, TAS = 200 kt, GS = 176 kt, Drift angle 7° right. Calculate the W/V?
273°/33 kt.
270°/43 kt.
270°/33 kt
17. Track required - 225° , TE - ___________ , TMG - 220° , DRIFT - 3°P , HDG = ___________ .
- [TE - 5°P , HDG - 228°.]
- [TE - 5°P , HDG - 223°.]
18. Find Heading and groundspeed Course - 163, TAS - 120, W/V - 075/23, Drift - _________ , Heading - ___________ , G/S - _____________ .
- [DRIFT - 11S, HEADING - 152, G/S - 117.]
- [DRIFT - 11S, HEADING - 152, G/S - 127.]
19. True heading = 090°, TAS = 200 kt, W/V = 220°/30 kt Calculate the GS?
220kt
200kt
140kt
20. Find Heading and groundspeed Course - 120, TAS - 180, W/V - 340/50, Drift - _________ , Heading - ___________ , G/S - _____________
- [DRIFT - 10S, HEADING - 110, G/S - 219.]
- [DRIFT - 10S, HEADING - 110, G/S - 216.]
21. Hdg - ________ , Drift - 2°S, TMG - 145°, TE - _______ , Trk - 150°.
- [HDG - 143°, TE - 6°P.]
- [HDG - 143°, TE - 5°P.]
22. Find Wind Velocity Heading - 210, TAS - 620, Course - 205, G/S - 538, Drift - __________ , W/V - ____________ .
- [DRIFT - 5P, W/V - 239/96 .]
- [DRIFT - 5P, W/V - 239/98 .]
23. Track required - _________ , TE - 4°P , TMG - 315° , DRIFT - ________ , HDG - 322°.
- [TRACK REQUIRED - 319°, DRIFT - 8°P.]
- [TRACK REQUIRED - 319°, DRIFT - 7°P.]
24. Hdg - 055°, Drift - 5°S, TMG - _______ , TE - 0° , Trk - _______.
- [TMG - 060°, TRK - 061°.]
- [TMG - 060°, TRK - 060°.]
25. When Track is 010°, Heading 000 deg., the drift is
10° P
Wind is from started
10° S
26. Find Wind Velocity Heading - 226, TAS - 260, Course - 205, G/S - 169, Drift - __________ , W/V - ____________ .
- [DRIFT - 21P, W/V - 257/120.]
- [DRIFT - 21P, W/V - 257/121.]
27. True track is 348°, drift 17°left, variation 32°W, deviation 4°E. What is the compass heading?
033°
007°
359°
28. The reported wind at an airfield is 270/30. What along track and across track wind components must be used in the take-off calculation for an aircraft using runway 29?
10.5 Kts headwind 28 kts from the right.
28 kts tailwind 10.5 Kts from the right.
28 Kts headwind 10.5 Kts from the left.
29. Find Heading and groundspeed Course - 010, TAS - 220, W/V - 350/65, Drift - _________ , Heading - ___________ , G/S - _____________ .
- [DRIFT - 6S, HEADING - 004, G/S - 138.]
- [DRIFT - 6S, HEADING - 004, G/S - 158.]
30.
What is the ETA at Z? If TAS = 380 Kts, what is the forecast and actual HW/ TW component?
1102 UTC/-80kts/-20kts
1110 UTC/+40kts/-10kts
1112 UTC/+80kts/+20kts
31. Find Wind Velocity Heading - 310, TAS - 400, Course - 300, G/S - 450, Drift - __________ , W/V - ____________ .
- [DRIFT - 10P, W/V - 070/88.]
- [DRIFT - 10P, W/V - 070/89.]
32. Find Wind Velocity Heading - 083, TAS - 197, Course - 070, G/S - 228, Drift - __________ , W/V - ____________ .
- [DRIFT - 13P, W/V - 199/53.]
- [DRIFT - 13P, W/V - 199/57.]
33. Track required - 100°, TE - _________, TMG - 097°, DRIFT - 7°S, HDG - _________.
- [TE - 3°P, HDG - 091°.]
- [TE - 3°P, HDG - 090°.]
34. Find Wind Velocity Heading - 155, TAS - 300, Course - 159, G/S - 330, Drift - __________ , W/V - ____________ .
- [DRIFT - 4S, W/V - 016/38.]
- [DRIFT - 4S, W/V - 014/38.]
35. A-B - Dist - 250, TAS - 400, W/V - 120/45, Trk - 090°, G/S - ________ , Time - _______ . B-C - Dist - 350, TAS - 300, W/V - 330/28, Trk - 120°, G/S - __________ , Time - _______ . C-D - Dist - 450, TAS - 250, W/V - 180/50, Trk - 150°, G/S - __________ , Time - __________ .
- [A-B - G/S - 360, TIME - 0.69. B-C - G/S - 324, TIME - 1.08. C-D - G/S - 205, TIME - 2.19 = 3.96]
- [A-B - G/S - 360, TIME - 0.69. B-C - G/S - 324, TIME - 1.08. C-D - G/S - 205, TIME - 2.19 = 3.86]
36. Find Wind Velocity Heading - 040, TAS - 350, Course - 035, G/S - 380, Drift - __________ , W/V - ____________ .
- [DRIFT - 5P, W/V - 173/35.]
- [DRIFT - 5P, W/V - 173/45.]
37. Track required - ___________ , TE - 9°S , TMG - __________ , DRIFT - 4°S , HDG = 090°.
- [TRACK REQUIRED - 085° , TMG - 093°. ]
- [TRACK REQUIRED - 085° , TMG - 094°. ]
38. Find Heading and groundspeed Course - 290, TAS - 510, W/V - 260/90, Drift - _________ , Heading - ___________ , G/S - _____________ .
- [DRIFT - 5S, HEADING - 285, G/S - 439.]
- [DRIFT - 5S, HEADING - 285, G/S - 429.]
39. True heading = 180°, TAS = 500kt, W/V 225°/100kt. Calculate the GS?
350 kt.
575 kt.
435 kt.
40. The path traced by an aircraft over the ground and the intended track will be the same when
there is no wind
estimated wind and actual wind is the same
there is no tail/head wind.
41. Track required - _______ , TE - 6°P , TMG - 264°, DRIFT - _______ , HDG - 273°.
- [TRACK REQUIRED - 270°, DRIFT - 10°P.]
- [TRACK REQUIRED - 270°, DRIFT - 9°P.]
42. Find Heading and groundspeed Course - 120, TAS - 120, W/V - 210/20, Drift - _________ , Heading - ___________ , G/S - _____________ .
- [DRIFT - 10P, HEADING - 130, G/S - 118.]
- [DRIFT - 10P, HEADING - 130, G/S - 119.]
43. Find Wind Velocity Heading - 270, TAS - 250, Course - 267, G/S - 213, Drift - __________ , W/V - ____________ .
- [DRIFT - 3P , W/V - 286/37.]
- [DRIFT - 3P , W/V - 286/39.]
44. Find Wind Velocity Heading - 225, TAS - 150, Course - 217, G/S - 187, Drift - __________ , W/V - ____________ .
- [DRIFT - 8P, W/V - 009/24.]
- [DRIFT - 8P, W/V - 009/44.]
45. An aircraft is following a true track of 048° at a constant TAS of 210kt. The wind velocity is 350°/30 kt. The GS and drift angle are?
196 kt, 7.5° left.
192 kt, 7° right.
196 kt, 7.5° right.
46. What are the along - and across - runway components of a W/V 090°/40kt runway 07 and 25? Magnetic variation is 10°W.
- [MAGNETIC WV 100°M/40 KT. RUNWAY 070°M. Θ = 100° - 070° = 30°. HEAD WIND = - 40 COS 30° = - 35 KTS (NEAREST KT). CROSS WIND = 40 SIN 30° = 20 KTS FROM STARBOARD NOTE THAT IF LANDING IN THE OPPOSITE DIRECTION : 35 KTS. HEADWIND = 100 - 250 = - 150 + 360 = 210. - 40 COS 210 = 35, INDICATING A 35 KTS TAIL WIND COMPONENT CROSS WIND = 40XSIN 210 = -30 KTS FROM PORT.]
- [MAGNETIC WV 100°M/40 KT. RUNWAY 070°M. Θ = 100° - 070° = 30°. HEAD WIND = - 40 COS 30° = - 35 KTS (NEAREST KT). CROSS WIND = 40 SIN 30° = 20 KTS FROM STARBOARD NOTE THAT IF LANDING IN THE OPPOSITE DIRECTION : 35 KTS. HEADWIND = 100 - 250 = - 150 + 360 = 210. - 40 COS 210 = 35, INDICATING A 35 KTS TAIL WIND COMPONENT CROSS WIND = 40XSIN 210 = -20 KTS FROM PORT.]
47. Calculate average heading and TAS, calculate average wind velocity vector: A-B = Dist - 450, TAS - 350, W/V - +35, G/S - _______ , Time - _______ . B-C = Dist - 200, TAS - 250, W/V - +30, G/S - _______ , Time - _______ . C-D = Dist - 720, TAS - 275, W/V - (-47), G/S - _______ , Time - _______ .
- [A-B - G/S - 385, TIME - 1.16. B-C - G/S - 280, TIME - 0.71. C-D - G/S - 228, TIME - 3.15 = 5.02.]
- [A-B - G/S - 385, TIME - 1.16. B-C - G/S - 280, TIME - 0.71. C-D - G/S - 228, TIME - 3.15 = 5.04.]
48. Find Heading and groundspeed Course - 020, TAS - 240, W/V - 120/40, Drift - _________ , Heading - ___________ , G/S - _____________ .
- [DRIFT - 10P, HEADING - 030, G/S - 243.]
- [DRIFT - 10P, HEADING - 030, G/S - 244.]
49. For a given track the : Wind component =+45 kt, Drift = 15° left, TAS = 240 kts. What is the wind component on the reverse track?
81 kts.
- 62 kts.
- 43 kts.
50. Track required - 053° , TE - 3°P , TMG - _______ , DRIFT - 11°S , HDG - 39°.
- [TMG - 050°.]
- [TMG - 051°.]
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