IRNew_Part6.pdf

9. According to ICAO (Annex 11), the definition of an RNAV system is: A – one which enables the aircraft to navigate on any desired flight path within the coverage of appropriate ground based navigation aids only B – one which enables the aircraft to navigate on any desired...

9. According to ICAO (Annex 11), the definition of an RNAV system is: A – one which enables the aircraft to navigate on any desired flight path within the coverage of appropriate ground based navigation aids only B – one which enables the aircraft to navigate on any desired flight path within the specified limits of self-contained on-board systems C – one which enables the aircraft to navigate on any desired flight path within the coverage of appropriate ground based navigation aids or within the specified lmits of self-contained on-board systems but not a combination of the two D – one which enables the aircraft to navigate on any desired flight path within the coverage of appropriate ground based navigation aids or within the specified limits of self-contained on-board systems or a combination of the two Ref: AIR: atpl, ir; HELI: atpl, ir Ans: D 10. Which of the following is one of the functions of the Course-Line-Computer in a basic Area Navigation (RNAV) system? A – It calculates cross track information for NDB approaches B – It checks the ground station accuracy using a built-in test programme C – It automatically selects the two strongest transmitters for the Area-Nav- Mode and continues working by memory in case one of the two necessary stations goes off the air D – It transfers the information given by a VOR/DME station into tracking and distance indications to any chosen Phantom Station/waypoint Ref: AIR: atpl, ir; HELI: atpl, ir Ans: D 11. What are the primary navigation inputs used by RNAV system? A – INS, Mapping Radar, FMC database B – INS, Nav Aids, TAS and Drift C – Nav Aids, INS, FMC database D – Nav Aids, Mapping Radar, FMC database Ref: AIR: atpl, ir; HELI: atpl, ir Ans: C 12. Erratic indications may be experienced when flying towards a basic VOR/DME- based Area Navigation System Phantom Station: A – because, under adverse conditions (relative bearing to the Phantom Station other than 180o/360o) it takes the computer more time to calculate the necessary information B – when operating at low altitudes close to the limit of reception range from the reference station C – when in the cone of silence overhead the Phantom Station D – when the Phantom Station is out of range Ref: AIR: atpl, ir; HELI: atpl, ir Ans: B 13. The required accuracy of a precision RNAV (P-RNAV) system is: A – 0.25 nm standard deviation or better B – 0.5 nm standard deviation or better C – 1 nm standard deviation or better D – 1.5 nm standard deviation or better Ref: AIR: atpl, ir; HELI: atpl, ir Ans: C 14. What is the deviation per dot on the HSI when using a 2-dot RNAV system in the approach mode? A – 10 NM B – 0.5o C – 10o D – 0.5 NM Ref: AIR: atpl, ir; HELI: atpl, ir Ans: B 15. Which one of the following inputs to an Area Navigation System (R-NAV) comes from an external, not on-board, system? A – Magnetic heading B – Inertial Navigation System (INS) position C – Pressure altitude D – VOR/DME radial/distance Ref: AIR: atpl, ir; HELI: atpl, ir Ans: D 16. RNAV routes are: A – usually specified by waypoints co-incident with point source aids such as VOR, DME or NDB facilities B – specified by waypoints defined as a position in latitude and longitude based on the WGS 84 system C – selected according to TCAS inputs D – none of the above are correct Ref: AIR: atpl, ir; HELI: atpl, ir Ans: B 17. With regard to RNAV, what are gybrid navigation systems? A – RNAV systems which use and merge information from a selection of self- contained and externally referenced navigation system B – VOR/DME system C – Loran C system D – GNSS Ref: AIR: atpl, ir; HELI: atpl, ir Ans: A 18. What is an example of a self contained RNAV system? A – GPS B – DME/DME C – VOR/DME D – INS  Ref: AIR: atpl, ir; HELI: atpl, ir Ans: D 19. With VOR/DME basic area navigation, the displacement of the CDI needle represents: A – angular displacement from the course line (eg. 5 dots = 5o off track) B – angular displacement from the course line (eg. 5 dots = 10o off track) C – distance of track (eg. 5 dots = 5 nm off track) D – distance of track (eg. 5 dots = 10 nm off track) Ref: AIR: atpl, ir; HELI: atpl, ir Ans: C 20. With regard to RNAV, what are phantom or ghost stations? A – Waypoints defined by radials and ranges from suitable VOR/DME facilities B – Spurious waypoints produced by the system when the aircraft exceeds the maximum theoretical range from the VOR facility C – Waypoints which have been lost from the command display unit memory D – Temporary waypoints which are produced when the aircraft is over the cone of confusion of a VOR facility Ref: AIR: atpl, ir; HELI: atpl, ir Ans: A 21. The range to a required waypoint presented by RNAV system is: A – plan range or slant range depending on RNAV settings B – plan range C – slant range D – neither plan range nor slant range Ref: AIR: atpl, ir; HELI: atpl, ir Ans: A 22. (Refer to figure 062-13) Which of the distances indicated will be shown on a basic VOR/DME bsed Area Navigation Equipment when using a ‘Phantom Station’ at position ‘X’? A – 11 NM B – 14 NM C – 8 NM D – 9 NM Ref: AIR: atpl, ir; HELI: atpl, ir Ans: D 23. (Refer to figure 062-14) Which of the distances indicated will be shown on a basic VOR/DME-based Area Navigation Equipment when using a ‘Phantom Station’? A – 12 NM B – 21 NM C – 10 NM D – 11 NM Ref: AIR: atpl, ir; HELI: atpl, ir Ans: A 24. (Refer to figure 062-13) Which of the distances indicated will be shown on a basic VOR/DME-based Area Navigation Equipment when using a ‘Phantom Station’ at position ‘X’? A – 8 NM B – 11 NM C – 14 NM D – 9 NM Ref: AIR: atpl, ir; HELI: atpl, ir Ans: D 25. Apart from radials and distances from VOR/DME stations, what information is required by the VOR/DME Area Navigation computer in order to calculate the wind? A – Heading from the aircraft compass system and true airspeed from the air data computer B – True airspeed from the air data computer C – Heading from the aircraft compass system D – Vertical speed from the air data computer Ref: AIR: atpl, ir; HELI: atpl, ir Ans: A 26. In an FMS, how does a VOR/DME Area Navigation system obtain DME information? A – the pilot tunes the closest VOR/DME stations within range on the VOR/DME Area navigation control panel B – The VOR/DME Area Navigation system has its own VHF NAV tuner and the system itself tunes the DME stations providing the best angular position lines C – The VOR/DME Area Navigation system uses whatever stations are tuned on the aircraft’s normal VHF NAV selector D – The VOR/DME Area Navigation System has its own VHF NAV tuner and it always tunes the DME stations closest to the aircraft position Ref: AIR: atpl, ir; HELI: atpl, ir Ans: B 27. In order to enter a phantom waypoint that is designed by a VOR/DME simple RNAV system, the VOR/DME A – has to be positively identified by one of the pilots B – does not have to be in range when entered or used C – must be in range D – does not have to be in range when entered but must be when used Ref: AIR: atpl, ir; HELI: atpl, ir Ans: D 28. On what data is a VOR/DME Area Navigation system operating in the dead reckoning mode? A – Radial from one VOR; distances from two DMEs; TAS from the Air Data Computer; heading from the aircraft compass B – TAS from the Air Data Computer; heading from the aircraft compass C – Radial from one VOR; distances from two DMEs D – TAS from the Air Data Computer; heading from the aircraft compass; the last computed W/V Ref: AIR: atpl, ir; HELI: atpl, ir Ans: D 29. Under which of the following circumstances does a VOR/DME Area Navigation system switch to Dead Reckoning mode? A – VOR/DME Area Navigation Computer is not receiving information from the Air Data Computer B – VOR/DME Area Navigation Computer is receiving neither radial nor distance data information from VOR/DME stations C – VOR/DME Area Navigation Computer is not receiving information from the aircraft compass system D – When ‘DR’ is selected by the pilot Ref: AIR: atpl, ir; HELI: atpl, ir Ans: B 30. Under which of the following circumstances does a VOR/DME Area Navigation system switch to Dead Reckoning mode? A – The system is receiving information from only one VOR B – The system is receiving information from one VOR and one DME C – The system is receiving information from one VOR and two DMEs D – The system is receiving information from the two DMEs Ref: AIR: atpl, ir; HELI: atpl, ir Ans: A 31. Which one of the following lists information given by a basic VOR/DME- based Area Navigation System when tracking inbound to a phantom waypoint? A – Wind velocity B – Aircraft position in latitude and longitude C – Crosstrack distance; alongtrack distance D – True airspeed; drift angle Ref: AIR: atpl, ir; HELI: atpl, ir Ans: C 32. When operating in an RNAV mode using multiple DME, inaccuracy can be due to: A – Sky wave interference B – Mutual interference between the DMEs C – Inability to confirm the aircraft is within the DOC of the DMEs because of identification problems D – The DMEs locking onto each other’s returns Ref: AIR: atpl, ir; HELI: atpl, ir Ans: C 33. An aircraft, using 2D RNAV computer, is 12 nm from the phantom station, 25 nm from the VOR/DME designating the phantom station and thephantom station is 35 nm from the VOR/DME. The range read out in the aircraft will be: A – 12 nm B – 25 nm plan range C – 35 nm D – 25 nm slant range Ref: AIR: atpl, ir; HELI: atpl, ir Ans: A