Hi [swpm_show_member_info column="first_name"], Best of luck!! /100 Created by Individual CPL Classes AIR NAVIGATION Full-length modules simulate the live session experience of the actual DGCA examinations. They have been curated to support you with your final preparation. We recommend that you attempt full-length exams after you have completed the time-oriented and open-book exam modules. 1 / 100 How long will it take to fly 5 NM at a groundspeed of 269 Kt ? 1 MIN 07 SEC 0 MIN 34 SEC 2 MIN 30 SEC 1 MIN 55 SEC 2 / 100 Given:A polar stereographic chart whose grid is aligned with the zero meridian. Grid track 344°,Longitude 115°00'W,Calculate the true course? 099° 279° 229° 049° 3 / 100 Which of the following is correct when the variation is West? True North is East of Magnetic North. Compass North is West of Magnetic North. True North is West of Magnetic North. Magnetic North is West of Compass North. 4 / 100 The fuel burn of an aircraft turbine engine is 220 l/h with a fuel density of 0,80. If the density is 0,75, the fuel burn will be: 176 l/h 235 l/h 206 l/h 220 l/h 5 / 100 Total air temperature is __________ ? SAT plus skin friction heating effect. Dynamic heating effect. SAT plus kinetic heating effect. SAT plus the heating effect caused by shock waves at high mach numbers. 6 / 100 An aircraft flying at FL250 wishes to interrogate a DME beacon situated 400 ftAMSL. What is the maximum range likely to be achieved? 175 NM 198 NM 222 NM 210 NM 7 / 100 ADF quadrantal error is caused by: station interference and/or night effect static build up on the airframe and St. Elmo’s Fire the aircraft’s major electrical axis, the fuselage, reflecting and re-radiating the incoming NDB transmissions NDB signals speeding up and bending as they cross from a land to water propagation path 8 / 100 The frequency which corresponds to a wavelength of 6.98 cm is: 42.98 GHz 429.8 GHz 4298 GHz 4.298 GHz 9 / 100 The maximum permissible take-off mass of an aircraft for the L wake turbulence category on a flight plan is: 5700kg 7000kg 2700kg 10 000 kg 10 / 100 On a Polar Stereographic chart, the initial great circle course from A 70°N 060°W to B 70°N 060°E is approximately: 210° (T) 030° (T) 150° (T) 330° (T) 11 / 100 Given:True HDG = 206°, TAS = 140 kt,Track (T) = 207°, GS = 135 kt. Calculate the W/V? 180/05kt 000/10kt 180/10kt 000/05kt 12 / 100 Dry Operating Mass= 29 800 kg. Maximum Take-Off Mass= 52 400 kg. Maximum Zero-Fuel Mass= 43 100 kg. Maximum Landing Mass= 46 700 kg. Trip fuel= 4 000 kg.Fuel quantity at brakes release= 8 000 kg. The maximum traffic load is? 14 600 kg 13 300 kg 9300kg 12 900 kg 13 / 100 Excluding blockages, the full list of errors of the ASI is: instrument error, position error, density error, manoeuvre induced error. instrument error, position error, barometric error, temperature error, lag, manoeuvre induced error. instrument error, position error, temperature error, compressibility error, manoeuvre induced error. instrument error, position error, density error, compressibility error, manoeuvre induced error. 14 / 100 On a given path, it is possible to choose between four flight levels (FL), each associated with a mandatory Mach number (M). The flight conditions are, static air temperature (SAT) and headwind component (HWC) are as follows: FL370,M=0.8,SAT=-60degC,HC=-15kts. FL330,M=0.78,SAT=-60degC,HWC=-5kts. FL290,M=0.8,SAT=- 55degC,HWC=-15kts. FL270,M=0.76,SAT=-43degC,HWC=0kts.The flight level allowing the highest ground speed is? FL290. FL370. FL270. 15 / 100 An aircraft is intending to track from NDB ‘A’ to NDB ‘B’ on a track of 050°(T), heading060°(T). If the RBI shows the relative bearing of ‘A’ to be 180° and the relative bearingof ‘B’ to be 330° then the aircraft is: starboard of track and nearer ‘B’ port of track and nearer ‘B’ port of track and nearer ‘A’ starboard of track and nearer ‘A’ 16 / 100 An aircraft travels from point A to point B, using the autopilot connected to the aircraft's inertial system. The coordinates of A (45°S 010°W) and B (45°S 030°W) have been entered.The true course of the aircraft on its arrival at B, to the nearest degree, is? 263° 277° 284° 270° 17 / 100 Concerning FMC operation, which of the following is true the FMC combines the short term accuracy of the IRS with the short term accuracy of the external reference the FMC combines the long term accuracy of the IRS with the short term accuracy of the external reference the FMC combines the short term accuracy of the IRS with the long term accuracy of the external reference the FMC combines the long term accuracy of the IRS with the long term accuracy of the external reference 18 / 100 Which of the following statements is correct? The Maximum Take-off Mass is equal to the maximum mass when leaving the ramp. The Basic Empty Mass is equal to the mass of the aeroplane excluding traffic load and useable fuel but including the crew. The Maximum Landing Mass of an aeroplane is restricted by structural limitations, performance limitations and the strength of the runway. The Maximum Zero Fuel Mass ensures that the centre of gravity remains within limits after the uplift of fuel. 19 / 100 Course 040°(T),TAS is 120 kt,Wind speed 30 kt.Maximum drift angle will be obtained for a wind direction of? 120° 130° 145° 115° 20 / 100 The amber ALERT light on an INS control and display unit: illuminates if power from the aircraft bus bar has been lost and the system is operating on standby battery. illuminates steadily 2 minutes, in AUTO mode, before reaching the next waypoint. start flashing 2 minutes before reaching the next waypoint and goes out at 30 seconds to run. illuminates steadily after passing a waypoint in manual mode, until the next leg is programmed in. 21 / 100 To calculate a usable take-off mass, the factors to be taken into account include: Maximum take-off mass decreased by the fuel burn. Maximum zero fuel mass augmented by the fuel burn. Maximum landing mass augmented by fuel on board at take-off. Maximum landing mass augmented by the fuel burn. 22 / 100 A ground feature was observed on a relative bearing of 315° and 3 MIN later on a relative bearing of 270°.The W/V is calm; aircraft GS 180 kt.What is the minimum distance between the aircraft and the ground feature? 12 NM 6 NM 9 NM 3 NM 23 / 100 The following information is displayed on an Inertial Navigation System: GS 520 kt,True HDG 090°,Drift angle 5° right,TAS 480 kt.SAT (static air temperature) -51°C. The W/V being experienced is? 220°/60kt 320°/60kt 325°/60kt 225°/60kt 24 / 100 The horizontal component of the earth’s magnetic field? Weakens with increasing distance from the nearer magnetic pole. Is approximately the same at all magnetic latitudes less than 60°. Is approximately the same at magnetic latitudes 50°N and 50°S. Weakens with increasing distance from the magnetic poles. 25 / 100 The FDR starts recording when? When the undercarriage retract button is pressed Before the aircraft starts to move under its own power When the brakes are released. When the landing gear squat switch detects lift-off & retracts . 26 / 100 Civil twilight is defined by : sun altitude is 6° below the celestial horizon sun upper edge tangential to horizon sun altitude is 18° below the celestial horizon sun altitude is 12° below the celestial horizon 27 / 100 A magnetic compass must be swung? After long term changes in longitude. Change of base airfield. After long term changes in latitude. Short term changes in longitude 28 / 100 Given:FL120,OAT is ISA standard,CAS is 200 kt,Track is 222°(M),Heading is 215°(M),Variation is 15°W.Time to fly 105 NM is 21 MIN. What is the W/V? 065°(T) / 70 kt. 050°(T) / 70 kt. 040°(T) / 105 kt. 055°(T) / 105 kt . 29 / 100 A ground based radar with a scanner rotation of 60 rpm, a beamwidth in the orderof 0.5° and a PRF of 10000 pps would be: an Airfield Surface Movement Indicator with a theoretical range of 16 NM an Airfield Surface Movement Indicator with a theoretical range of 8 NM a Precision Approach Radar a high resolution Surveillance Approach Radar 30 / 100 In the B737-400 Flight Management System the CDUs are used during pre-flight to: automatically initialise the IRSs and FMC with dispatch information manually initialise the Flight Director System and FMC with dispatch information manually initialise the IRSs and FMC with dispatch information manually initialise the IRSs, FMC and Autothrottle with dispatch information 31 / 100 When using VDF, errors: are nil because VHF transmissions are line-of-sight occur mainly due to the homer siting are due to night effect are primarily due to coastal refraction 32 / 100 Find the distance to the point of safe return (PSR). Given: maximum useable fuel 15000 kg, Minimum reserve fuel 3500 kg, Outbound: TAS 425 kt, head wind component 20 kt, Fuel flow 2150 kg/h, Return: TAS 430 kt, tailwind component 30 kt, Fuel flow 2150 kg 1090nm 1152nm 1511nm 33 / 100 For a single engine class B aeroplane, V2 may not be less than: not applicable 1.5Vs 1.2Vs 1.15Vs 34 / 100 When a DME transponder becomes saturated: it increases the number of pulse pairs to meet the demand it reverts to standby it goes into a selective response mode of operation it increases the receiver threshold to remove weaker signals 35 / 100 Distance A to B is 325 NM, Planned GS 315 kt, ATD 1130 UTC, 1205 UTC fix obtained 165nm along track. What GS must be obtained from the fix in order to achieve planned ETA at B? 375 kt 335 kt 355 kt 395 kt 36 / 100 An aircraft has one altimeter set to QFE and one to aerodrome QNH 1000 mb. If the airfield elevation is 300 ft, immediately before take-off the altimeter with QFE set will read _________ and the other _________ If the QFE altimeter is set to 1013 when passing through the transition altitude 3000 ft, it will read _________ (Assume 1 mb = 30 ft). 300 ft; zero; 2610 ft zero; 300 ft; 2610 ft zero; 300 ft; 3390 ft zero; 300 ft; 3690 ft 37 / 100 Given:TAS = 250 kt,HDG (T) = 029°,W/V = 035/45kt.Calculate the drift and GS? 1L-205kt 1L-265kt 1R-205kt 1R-295kt 38 / 100 The vertical speed indicator indications may be in error for some seconds after starting or finishing a climb or descent. The error is a result of: a combination of time lag and instrument error. manoeuvre induced errors only. a combination of time lag and manoeuvre induced errors. a combination of position error and manoeuvre induced errors. 39 / 100 Airborne DME equipment is able to discriminate between pulses intended for itselfand pulses intended for other aircraft because: aircraft will only accept unique twin pulses aircraft reject pulses not synchronized with its own random pulse recurrence rate each aircraft has its own frequency allocation aircraft transmit and receive on different frequencies 40 / 100 False nose-up attitude displayed on air driven artificial horizon during the take-off run is caused by: the high pendulosity of the rotor the lag of the lateral pendulous vanes incorrect rotor speed the linear acceleration cut out 41 / 100 A pilot accidentally turning OFF the INS in flight, and then turns it back ON a few moments later. Following this incident: it can only be used for attitude reference the INS is usable in NAV MODE after a position update everything returns to normal and is usable no useful information can be obtained from the INS 42 / 100 What is the effect on the Mach number and TAS in an aircraft that is climbing with constant CAS? Mach number increases; TAS remains constant Mach number increases; TAS increases Mach number remains constant; TAS increases Mach number decreases; TAS decreases 43 / 100 Which of the following statement is correct concerning gyro-compassing of an inertial navigation system (INS)? Gyro-compassing of an INS is possible in flight because it can differentiate between movement induced and misalignment induced accelerations. Gyro-compassing of an INS is possible in flight because it cannot differentiate between movement induced and misalignment induced accelerations. Gyro-compassing of an INS is not possible in flight because it can differentiate between movement induced and misalignment induced accelerations. Gyro-compassing of an INS is not possible in flight because it cannot differentiate between movement induced and misalignment induced accelerations. 44 / 100 The maximum range at which VOR bearing information will be used by the B737-400FMC for fixing is: 10 NM 50 NM 25 NM 60 NM 45 / 100 Airborne weather radar operates on a frequency of: 8800 MHz because gives the best returns from all types of precipitation 9.375 GHz because this frequency is best for detecting aircraft in flight 13300 MHz 9375 MHz because it gives the best returns from rainfall associated with Cb 46 / 100 The code identification of a VOR is transmitted about every………… seconds 40 Sec 20 Sec 10 Sec 30 Sec 47 / 100 For the purposes of Item 9 (Wake turbulence category) of the ATS flight plan, an aircraft with a maximum certificated take-off mass of 62000 kg is : light "L" heavy "H" unclassified "U" medium "M" 48 / 100 The maximum range an aircraft at 2500 ft can communicate with a VHF station at 196ft is: 52 NM 64 NM 79 NM 51 NM 49 / 100 If CAS is 190 kts, Altitude 9000 ft. Temp. ISA - 10°C, True Course (TC) 350°, W/V 320/40, distance from departure to destination is 350 NM, endurance 3 hours, and actual time of departure is 1105 UTC. The Point of Equal Time (PET) is reached at : 1213 UTC 1203 UTC 1221 UTC 1233 UTC 50 / 100 Given:IAS 120 kt, FL 80, OAT +20oC. What is the TAS? 132 kt 141 kt 120 kt 102 kt 51 / 100 A "current flight plan" is a : flight plan in the course of which radio communication should be practised between aeroplane and ATC. filed flight plan with amendments and clearance included. filed flight plan. flight plan with the correct time of departure. 52 / 100 For a given track the: Wind component = +45 kt Drift angle = 15° leftTAS = 240 ktWhat is the wind component on the reverse track? -45 kt -55 kt -65 kt -35 kt 53 / 100 Given : true track 017; W/V 340/30; TAS 420 kt.Find: wind correction angle (WCA) and ground speed (GS)? WCA+2°;GS416kt WCA-2°;GS426kt WCA+2°;GS396kt WCA-2°;GS396kt 54 / 100 ACARS stands for: Air crew automatic reporting system Atlantic crossing automatic reporting system Aircraft communication addressing and reporting system Automatic course acquisition and ranging system 55 / 100 The nominal scale of a Lambert conformal conic chart is the: scale at the standard parallels mean scale between the parallels of the secant cone scale at the equator mean scale between pole and equator 56 / 100 Total Air Temperature is _______ than __________ by an amount which is proportional to ___________? Higher, Static air temperature, LSS. Lower, Dynamic air temperature, CAS. Higher, Static air temperature, CAS. Higher, Static Air temperature, TAS. 57 / 100 When climbing at a constant mach number below the tropopause through an inversion: the CAS will decrease and the TAS will increase. the CAS and TAS will both increase. the CAS and TAS will both decrease. the CAS will increase and the TAS will decrease. 58 / 100 A radio altimeter can be defined as a? Ground radio aid used to measure the true height of the aircraft. Self-contained on-board aid used to measure the true height of the aircraft. Self-contained on-board aid used to measure the true altitude of the aircraft. Ground radio aid used to measure the true altitude of the aircraft. 59 / 100 Which of the following statements is (are) correct with regard to the operation of flight planning computers ?.1. The computer takes account of bad weather on the route and adds extra fuel.2. The computer calculates alternate fuel sufficient for a missed approach, climb, cruise, descent and approach and landing at the destination alterdante Neither statement Statement 1 only Both statements Statement 2 only 60 / 100 Distance ‘Q’ to ‘R’ 1760 NM, GS out 435 kt, GS back 385 kt. The time from ‘Q’ to the PET is: 114 MIN 102 MIN 110 MIN 106 MIN 61 / 100 Distance A to B is 90 NM, Fix obtained 60 NM along and 4NM to the right of course. What heading alteration must be made to reach B? 16º Left 04º Left 12º Left 08º Left 62 / 100 Which one of the following is an advantage of a remote reading compass as compared with a standby compass? It senses the magnetic meridian instead of seeking it, increasing compass sensitivity It is lighter than a direct reading compass because it employs, apart from the detector unit, existing aircraft equipment It eliminates the effect of turning and acceleration errors by pendulously suspending the detector unit 63 / 100 The maximum difference between geocentric and geodetic latitude occurs at about: 45° North and South 60° North and South 0° North and South (equator) 90° North and South 64 / 100 An island is observed by weather radar to be 15° to the left. The aircraft heading is 120°(M) and the magnetic variation 17°W. What is the true bearing of the aircraft from the island? 302° 088° 122° 268° 65 / 100 A VOR/DME share the same first two letters of their respective identifiers; the lastidentifying letter of the DME is a Z. This means that: they are more than 600 m apart but serve the same location they are a maximum distance of 30 m apart they are widely separated and do not serve the same location they are co-located 66 / 100 Given:GS = 120 kts, Distance from A to B = 84 nm. What is the time from A to B? 00 HR 42 MIN 00 HR 43 MIN 00 HR 44 MIN 00 HR 45 MIN 67 / 100 The upper and lower limits of an ILS glide path transmitter having a 3.5° glide slopeare: 5.250° - 1.350° 6.125° - 1.575° 3.850° - 3.150° 7.700° - 1.225° 68 / 100 The relationships between TAS, mach number (MNo) and local speed of sound (LSS) is: TAS = MNo x LSS LSS = MNo/ TAS MNo = LSS/ TAS MNo = LSS x TAS 69 / 100 Given:TAS = 227 kt,Track (T) = 316°,W/V = 205/15kt.Calculate the HDG (°T) and GS 312-232kt 311-230kt 310-233kt 313-235kt 70 / 100 Which of the following correctly lists the order of available selections of the Mode Selector switches of an inertial reference system (IRS) mode panel? OFF-ALIGN-NAV–ATT OFF-ON-ALIGN–NAV OFF-STBY-ALIGN–NAV OFF-ALIGN-ATT–NAV 71 / 100 The take-off mass of an aeroplane is 141000 kg. Total fuel on board is 63000 kg including 14000 kg reserve fuel and 1000 kg of unusable fuel. The traffic load is 12800 kg. The zero fuel mass is: 93000 kg 78000 kg 65200 kg 79000 kg 72 / 100 The protection ratio of 3:1 that is provided within the promulgated range/designatedoperational coverage of an NDB by day cannot be guaranteed at night because of: the possibility of sporadic E returns occurring at night sky wave signals from the NDB to which you are tuned the increased skip distance that occurs at night long range sky wave interference from other transmitters 73 / 100 The angle between the true great-circle track and the true rhumb-line track joining the following points: A (60° S 165° W) B (60° S 177° E), at the place of departure A, is: 9° 15.6° 5.2° 7.8° 74 / 100 An island appears 30° to the right of the centre line on an airborne weather radar display. What is the true bearing of the aircraft from the island if at the time of observation the aircraft was on a magnetic heading (MH) of 355° with the magnetic variation (VAR) 15°E? 220° 130° 160° 190° 75 / 100 The parallels on a Lambert Conformal Conic chart are represented by: parabolic lines hyperbolic lines arcs of concentric circles straight lines 76 / 100 Reference zero is a point 35ft vertically beneath the aircraft at the end of: ASDA TODA TODR TORA plus stopway 77 / 100 What do the upper and lower limits of the limits of the yellow arc on an ASI represent? VMO and VNE. VNE and VNO. VNO and VMO. VNO and VNE. 78 / 100 Given:Aircraft height 2500 FT,ILS GP angle 3°.At what approximate distance from THR can you expect to capture the GP? 14.5 NM 7.0 NM 8.3 NM 13.1 NM 79 / 100 Apparent wander may be corrected in a DGI by: attaching a bias weight to the inner gimbal which makes the gyro precess in azimuth in the same direction as apparent wander. causing the gyro to precess in a clockwise direction (in the northern hemisphere). attaching a bias weight to the inner gimbal which makes the gyro precess in azimuth in the opposite direction to apparent wander. correcting wander by means of air jets 80 / 100 Given:TAS = 465 kt,Track (T) = 007°,W/V = 300/80kt.Calculate the HDG (°T) and GS? 358-428kt 000-430kt 357-430kt 001-432kt 81 / 100 Which one of the following, concerning great circles on a Direct Mercator chart, is correct? They are all curves concave to the equator With the exception of meridians and the equator, they are curves concave to the equator They approximate to straight lines between the standard parallels They are all curves convex to the equator 82 / 100 The load factor in a turn in level flight with constant TAS depends on: the radius of the turn and the weight of the aeroplane the bank angle only the true airspeed and the bank angle the radius of the turn and the bank angle 83 / 100 The standard mass for a child is 35 kg for all flights. 38 kg for all flights. 35 kg for holiday charters and 38 kg for all other flights. 30 kg for holiday charters and 35 kg for all other flights. 84 / 100 The alignment time, at mid-latitudes, for an Inertial Reference System using laser ring gyros is approximately: 10 MIN 2 MIN 5 MIN 20 MIN 85 / 100 The operator of an aircraft equipped with 50 seats uses standard masses for passengers and baggage. During the preparation of a scheduled flight a group of passengers present themselves at the check-in desk, it is apparent that even the lightest of these exceeds the value of the declared standard mass. the operator may use the standard masses for the load and balance calculation without correction the operator should use the individual masses of the passengers or alter the standard mass the operator may use the standard masses for the balance but must correct these for the load calculation the operator is obliged to use the actual masses of each passenger 86 / 100 Given:TAS = 485 kt,HDG (T) = 168°,W/V = 130/75kt.Calculate the Track (°T) and GS? 173-424kt 175-420kt 175-432kt 174-428kt 87 / 100 The TCAS (Traffic Collision Avoidance System) is a proximity alarm system which detects a “traffic” when the conflicting traffic is equipped with a? DNE system Serviceable weather radar Serviceable SSR transponder SELCAL system 88 / 100 An aeroplane is to depart from an airfield at a take-off mass of 302550 kg. Fuel on board at take-off (including contingency and alternate of 19450 kg) is 121450 kg. The Dry Operating Mass is 161450 kg. The useful load will be 141100 kg 39105 kg 19650 kg 121450 kg 89 / 100 A Lambert conformal conic projection, with two standard parallels shows lines of longitude as parallel straight lines the scale is only correct at parallel of origin the scale is only correct along the standard parallels shows all great circles as straight lines 90 / 100 In determining the Dry Operating Mass of an aeroplane it is common practice to use 'standard mass' values for crew. These values are flight crew (male) 88 kg. (female) 75 kg., cabin crew 75 kg. each. These do not include an allowance for hand baggage. flight crew (male) 88 kg. (female) 75 kg., cabin crew 75 kg. each. These include an allowance for hand baggage. flight crew 85 kg., cabin crew 75 kg. each. These do not include a hand baggage allowance. flight crew 85 kg., cabin crew 75 kg. each. These are inclusive of a hand baggage allowance. 91 / 100 Why does the value of magnetic variation on a chart change with time? Movements of the magnetic poles, cause it to increase. Reductions in the magnetic field cause it to decrease. Movements of the magnetic poles, cause it to increase or decrease. ncreases in the magnetic field, cause it to increase. 92 / 100 A straight line drawn on a chart measures 4.63 cm and represents 150 NM. The chart scale is? 1:5000000 1:1000000 1:3000000 1:6000000 93 / 100 An air temperature probe may be aspirated in order to: prevent icing. reduce the effect of solar radiation. measure air temperature on the ground. compensate for thermal soaking at the ramp position. 94 / 100 The specified maximum safe fly up indication on a 5 dot CDI is: 2.5 dots fly up half full scale needle deflection above the centre line 1.3 dots fly up just before full scale deflection 95 / 100 An aircraft obtains a relative bearing of 315° from an NDB at 0830. At 0840 the relative bearing from the same position is 270°.Assuming no drift and a GS of 240 kt, what is the approximate range from the NDB at 0840? 60 NM 50 NM 40 NM 30 NM 96 / 100 An aircraft at FL120, IAS 200kt, OAT -5° and wind component +30kt, is required to reduce speed in order to cross a reporting point 5 MIN later than planned.Assuming flight conditions do not change, when 100 NM from the reporting point IAS should be reduced to? 174 kt 165 kt 169 kt 159 kt 97 / 100 Given: Dry operating mass (DOM)= 33510 kg Load= 7600 kgTrip fuel (TF)= 2040kgFinal reserve fuel= 983 kg Alternate fuel= 1100 kgContingency fuel= 5% of trip fuelWhich of the listed estimated masses is correct? Estimated landing mass at destination= 43193 kg. Estimated take-off mass= 45233 kg. Estimated landing mass at ALTERNATE= 42195 kg. Estimated take-off mass= 43295 kg. 98 / 100 On a transverse Mercator chart, with the exception of the Equator, parallels of latitude appear as: Parabolas hyperbolic lines Ellipses straight lines 99 / 100 Which of the following statements is correct concerning the effect of turning errors on a direct reading compass? Turning errors are greatest on north/south headings, and are least at high latitudes Turning errors are greatest on east/west headings, and are greatest at high latitudes Turning errors are greatest on north/south headings, and are greatest at high latitudes Turning errors are greatest on east/west headings, and are least at high latitudes 100 / 100 An aircraft flies a great circle track from 56° N 070° W to 62° N 110° E. The total distance travelled is? 3720 NM 1788 NM 2040 NM 5420 NM Your score is LinkedIn Facebook Twitter 0% Restart quiz
