viserfly

Questions for RADIO AIDS OX BACK QUESTIONS

Answer the following questions

1. What is the maximum distance apart a VOR and TACAN can be located and have the same identification
2. The frequencies used by LORAN C are
3. The almanac in the receiver
4. The audio frequency of the outer marker is
5. The frequency band of the NAVSTAR/GPS L1 and L2 frequencies is
6. The colour recommended in JAR25 for engaged modes is
7. In a certain VORTAC installation the VOR is coding STN and the DME is coding STZ. This means that the distance between the two beacons is in excess of
8. An aircraft GNSS receiver is using 5 satellites for RAIM. If the receiver deselects one satellite then the flight should be continued
9. The NAVSTAR/GPS constellation comprises
10. The range arcs in the expanded and map modes are recommended by JAR25 to be coloured
11. The number of satellites required to produce a 4D fix is
12. The inputs the pilot will make to the FMC during the pre-flight initialisation will include
13. The ETA generated by the FMS will be most accurate
14. Which GPS frequencies are available for commercial air transport?
15. The sensitive area of an ILS is the area aircraft may not enter when
16. The accuracy of ADF within the DOC by day is
17. The contents of the navigation and systems message from NAVSTAR/GPS SVs include
18. Doppler navigation systems use …… to determine the aircraft groundspeed and drift
19. Which of the following is an advantage of a VDF let down?
20. The availability of 4096 codes in SSR is applicable to mode
21. The airborne weather radar (AWR) cannot detect
22. The optimum climb and descent speeds used byn the FMC are found
23. If, during a manoeuvre, a satellite being used for position fixing is shadowed by the wing, the effect on position will be
24. The amplitude modulation of the ILS outer marker is ……. and it illuminates the …… light in the cockpit
25. If the signal from a VOR is lost, how is this shown on the B737-400 EHSI display?
26. A category III ILS system provides accurate guidance down to
27. What information does military TACAN provide for civil aviation users?
28. In an RNAV system which combination of external reference will give the most accurate position?
29. In a primary pulsed radar the ability to discriminate in azimuth is a factor of
30. The quoted accuracy of VOR is valid
31. In the approach phase with a two dot lateral deviation HSI display, a one dot deviation from track would represent
32. In the NAV and EXP NAV modes one dot on the EHSI represents
33.
On an EFIS display the pictured symbol represents
34. The principle of operation of LORAN C is
35. On which radial from a VOR at 61N025E (VAR 13°E) is an aircraft at 59N025E (VAR 20°E)?
36. The colour used on the B737-400 EHSI weather display to show turbulence is
37. The indications from a basic RNAV are behaving erratically. The reason is likely to be
38. The definition of a radar display will be best with
39. Primary radar operates on the principle of
40. The ILS glideslope transmitter generates false glidepaths because of
41. An aircraft is tracking inbound to a VOR beacon on the 105 radial. The setting the pilot should put on the OBS and the CDI indications are
42. The orbital height of geostationary satellites is
43. The DME counters are rotating continuously. This indicates that
44.
Refer to appendix A diagram C. The wind velocity is
45. When tracking a VOR radial inbound the aircraft would fly
46. The frequency band of the ILS glidepath is
47. The frequency band of VOR is
48. The function of the receiver in the GNSS user segment is to
49. The EHSI is showing 5° fly right with a TO indication. The aircraft heading is 280°(M) and the required track is 270°. The radial is
50. A typical DME frequency is