Air Navigation — Sample Paper 2

Given: Airport elevation is 1000 ft QNH is 988 hPa What is the approximate airport pressure altitude? (Assume 1 hPa = 27 FT)

A line drawn on a chart which joins all points where the value of magnetic variation is zero is called an:

An aircraft at latitude 10° North flies south at a groundspeed of 445 km/hr. What will be its latitude after 3 hrs?

An aircraft is flying with the aid of an inertial navigation system (INS) connected to the autopilot. The following two points have been entered in the INS computer: WPT 1: 60°N 030°W WPT 2: 60°N 020°W When 025°W is passed the latitude shown on the display unit of the inertial navigation system will be:

On a triple-fit IRS system, present positions on the CDU:

An aeroplane flies from A (59°S 142°W) to B (61°S 148°W) with a TAS of 480 kt. The autopilot is engaged and coupled with an Inertial Navigation System in which AB track is active. On route AB, the true track:

Given: Half way between two reporting points the navigation log gives the following information: TAS 360 kt W/V 330°/80 kt Compass heading 237° Deviation on this heading -5° Variation 19°W What is the average ground speed for this leg?

What is the chart distance between longitudes 179°E and 175°W on a direct Mercator chart with a scale of 1:5 000 000 at the equator?

CHT (Cylinder Head Temperature) is used to:

The Airspeed Indicator (ASI) measures:

What indication, if any, is given in the B737-400 Flight Management System if radio updating is not available?

Given: Track 198°, Heading 184°, TAS 427 kt and GS 453kt, what are the W/V and Drift Angle?

The resultant of the first integration from the north/south accelerometer of an inertial navigation system (INS) in the NAV MODE is:

When it is 0600 Standard Time in Queensland, Australia, what is the Standard Time in Hawaii, USA? (Disregard Summer Time)

What is the longitude of a position 6 NM to the east of 58o42N 094o00W?

The appearance of a rhumb line on a Mercator chart is:

An aircraft was over A at 1435 hours flying direct to B Given: Distance A to B 2900 NM True airspeed 470 kt Mean wind component OUT +55 kt Mean wind component BACK -75 kt Safe endurance 9 HR 30 MIN The distance from A to the Point of Safe Return (PSR) A is:

Given: Distance A to B 1973 NM Groundspeed OUT 430 kt Groundspeed BACK 385 kt The time from A to the Point of Equal Time (PET) between A and B is:

When does perihelion (Earth closest to the Sun) occur?

The lines on the earth's surface that join points of equal magnetic variation are called:

Given: Maximum allowable tailwind component for landing 10 kt Planned runway 05 (047° magnetic) The direction of the surface wind reported by ATIS 210° Variation is 17°E Calculate the maximum allowable windspeed that can be accepted without exceeding the tailwind limit?

What is the rhumb line distance, in nautical miles, between two positions on latitude 60°N, that are separated by 10° of longitude?

Within the platform levelling loop of an earth-vertical referenced INS:

You are heading 080°T when you get a range and bearing fix from your AWR on a headland at 185 nm 30° left of the nose. What true bearing do you plot on the chart?

How long will it take to travel 284 nm at a speed of 526 KPH?

Drift is defined as:

A standard rate turn is:

Concerning a Direct Reading Compass in the Northern Hemisphere, it can be said:

Given: TAS = 132 kt HDG (T) = 053° W/V = 205/15 kt Calculate the track (oT) and GS?

G/S = 240 knots, Distance to go = 500 nm. What is time to go?

In a remote indicating compass system the amount of deviation caused by aircraft magnetism and electrical circuits may be minimised by:

At 0020 UTC an aircraft is crossing the 310° radial at 40 NM of a VOR/DME station. At 0035 UTC the radial is 040° and DME distance is 40 NM. Magnetic variation is zero. The true track and ground speed are:

Given that the value of ellipticity of the Earth is 1/297 and that the semi-major axis of the Earth, measured at the axis of the Equator is 6378.4 km, what is the semi- minor axis of the Earth measured at the axis of the Poles?

A line which cuts all meridians at the same angle is called a:

The initial great circle track from A to B is 080° and the rhumb line track is 083°. What is the initial great circle track from B to A and in which Hemisphere are the two positions located?

Given: A polar stereographic chart whose grid is aligned with the zero meridian. Grid track 344° Longitude 115o00W Calculate the true course?

If the Compass Heading is 265° variation is 33°W and deviation is 3°E, what is the True Heading?

A North Polar Stereographic chart is overprinted with a standard grid (aligned with the Greenwich meridian). At position 80°N 135°E, the grid track is 235°. What is the true track?

True Heading of an aircraft is 265° and TAS is 290 kt. If W/V is 210°/35kt, what is True Track and GS?

Given: TAS = 140 kt True HDG = 302° W/V = 045o(T)/45 kt Calculate the drift angle and GS?

An aeroplane is flying at TAS 180 kt on a track of 090°. The W/V is 045°/50 kt. How far can the aeroplane fly out from its base and return in one hour?

Given: TAS = 130 kt Track (T) = 003° W/V = 190/40 kt Calculate the HDG (oT) and GS?

Given: FL 120 OAT is ISA standard CAS is 200 kt Track is 222° (M) Heading is 215o(M) Variation is 15°W Time to fly 105 NM is 21 MIN. What is the W/V?

An aircraft at latitude S0612.0 tracks 000°T for 1667 km. On completion of the flight the latitude will be:

The wind velocity is 359/25. An aircraft is heading 180 at a TAS of 198 knots. (All directions are True). What is its track and ground speed?

What is the dip angle at the South Magnetic Pole?

Parallels of latitude on a Direct Mercator chart are:

Given: Pressure Altitude 29,000 ft, OAT -55C. Calculate the Density Altitude?

Magnetic dip (inclination) is maximum at:

Given that: A is N55° E/W 000° B is N54° E 010°, If the average true course of the great circle is 100°(T), the true course of the rhumb line at point A is: