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NAV-LX-MODULE2
1.
At the magnetic equator, when accelerating after take off on heading West, a direct reading compass :
a) indicates a turn to the south
b) indicates the correct heading
c) overheads the heading
d) under reads the heading
2.
In northern hemisphere, during an acceleration in an easterly direction, the magnetic compass will indicate:
a) a heading of East
b) an increase in heading
c) a decrease in heading
d) an apparent turn to the South
3.
Which FMC/CDU page normally appears on initial power application to the B737-400 Electronic Flight Instrument System?
a) POS INIT
b) INITIAL
c) IDENT
d) PERF INIT
4.
The long term periodic change in the Earth's Magnetic Field?
a) Is reflected in the slow movement of the magnetic poles.
b) Acts mainly on compass deviation.
c) Is caused by the westerly movement of the geographic North Pole.
d) I caused by sunspot activity.
5.
The annunciator of a remote indicating compass system is used when:
a) compensating for deviation
b) setting local magnetic variation
c) setting the 'heading' pointer
d) synchronising the magnetic and gyro compass elements
6.
Which component of the B737-400 Flight Management System (FMS) is used to enter flight plan routeing and performance parameters?
a) Flight Director System
b) Multi-Function Control Display Unit
c) Flight Management Computer
d) Inertial Reference System
7.
When accelerating on a westerly heading in the northern hemisphere, the compass card of a direct reading magnetic compass will turn:
a) anti-clockwise giving an apparent turn towards the south
b) anti-clockwise giving an apparent turn towards the north
c) clockwise giving an apparent turn towards the north
d) clockwise giving an apparent turn towards the south
8.
How is the radio position determined by the FMC in the B737-400 Electronic Flight Instrument System?
a) DME/DME or VOR/DME
b) VOR/DME range and bearing
c) DME/DME
d) DME ranges and/ or VOR/ADF bearings
9.
The horizontal component of the Earth's magnetic field?
a) Is minimum at the magnetic equator.
b) Increases with an increase in magnetic latitude.
c) Is maximum at the magnetic poles.
d) Is very small close to the magnetic poles.
10.
An aircraft in the northern hemisphere is making an accurate rate one turn to the right. . If the initial heading was 135°, after 30 seconds the direct reading magnetic compass should read?
a) more than 225°
b) less than 225°
c) more or less than 225° depending on the pendulous suspension used
d) 225°
11.
How does the chart convergence change with latitude in a Lambert Conformal projection?
a) It increases with increasing latitude.
b) It changes with the sine of latitude.
c) It is constant and does no change with latitude.
d) It changes with the cosine of latitude.
12.
Near the magnetic pole?
a) The vertical component of the earth's magnetic field is too small to permit the use of magnetic compasses.
b) The horizontal component of the earth's magnetic field is too small to permit the use of magnetic compasses.
c) The angle of dip is minimal whereby a freely suspended compass needle will be almost fully vertically aligned.
d) The angle of dip is maximal whereby a freely suspended compass needle will be almost fully horizontally aligned.
13.
When turning right from 330°(C) to 040°(C) in the northern hemisphere, the reading of a direct reading magnetic compass will:
a) over-indicate the turn and liquid swirl will decrease the effect
b) under-indicate the turn and liquid swirl will decrease the effect
c) under-indicate the turn and liquid swirl will increase the effect
d) over-indicate the turn and liquid swirl will increase the effect
14.
How does the scale vary in a Direct Mercator chart?
a) The scale decreases with increasing distance north and south of the equator.
b) The scale is constant.
c) The scale increases south of the equator and decreases north of the equator.
d) The scale increases with increasing distance north and south of the equator.
15.
What indication, if any, is given in the B737-400 Flight Management System if radio updating is not available?
a) No indication is given so long as the IRS positions remain within limits
b) A warning message is displayed on the IRS displays
c) A warning message is displayed on the EHSI and MFDU
d) A warning message is displayed on the Flight Director System
16.
From the departure point, the distance to the point of equal time is :
a) inversely proportional to the sum of ground speed out and ground speed back
b) proportional to the sum of ground speed out and ground speed back
c) inversely proportional to the total distance to go
d) inversely proportional to ground speed back
17.
What are, in order of highest priority followed by lowest, the two levels of message produced by the CDU of the B737-400 Electronic Flight Instrument System?
a) Urgent and Routine
b) Urgent and Advisory
c) Priority and Alerting
d) Alerting and Advisory
18.
The directive force?
a) Is the component of the Earth's magnetic field which aligns the compass needle.
b) Is about twice as strong on 60N/S as on the equator.
c) Is zero at the geographic poles.
d) equals the vertical component of the Earth's magnetic field.
19.
The direction of magnetic north at a certain position coincides with the direction of?
a) The great circle to the magnetic north pole.
b) The isogonal line to the magnetic north pole.
c) The horizontal component of the earth's magnetic field.
d) The isoclinic line to the magnetic north pole.
20.
The parallels on a Lambert Conformal Conic chart are represented by:
a) straight lines
b) arcs of concentric circles
c) hyperbolic lines
d) parabolic lines
21.
In the B737-400 Flight Management System the CDUs are used during pre-flight to:
a) manually initialise the Flight Director System and FMC with dispatch information
b) automatically initialise the IRSs and FMC with dispatch information
c) manually initialise the IRSs and FMC with dispatch information
d) manually initialise the IRSs, FMC and Autothrottle with dispatch information
22.
Which of the following statements is correct concerning the effect of turning errors on a direct reading compass?
a) Turning errors are greatest on north/south headings, and are greatest at high latitudes
b) Turning errors are greatest on east/west headings, and are greatest at high latitudes
c) Turning errors are greatest on north/south headings, and are least at high latitudes
d) Turning errors are greatest on east/west headings, and are least at high latitudes
23.
Where on a Direct Mercator chart is the chart convergence correct compared to the earth convergence?
a) All over the chart.
b) At the poles.
c) At the parallels of tangency.
d) At the equator.
24.
Which one of the following, concerning great circles on a Direct Mercator chart, is correct?
a) They are all curves concave to the equator
b) They are all curves convex to the equator
c) With the exception of meridians and the equator, they are curves concave to the equator
d) They approximate to straight lines between the standard parallels
25.
What is the validity period of the 'permanent' data base of aeronautical information stored in the FMC In the B737-400 Flight Management System?
a) 3 calendar months
b) 28 days
c) 14 days
d) one calendar month
26.
A direct Mercator graticule is based on a projection that is :
a) concentric
b) spherical
c) conical
d) cylindrical
27.
On a Lambert chart (standard parallels 37°N and 65°N), with respect to the straight line drawn on the map between A ( N49° W030°) and B (N48° W040°), the:
a) great circle and rhumb line are to the south
b) great circle and rhumb line are to the north
c) rhumb line is to the north, the great circle is to the south
d) great circle is to the north, the rhumb line is to the south
28.
An aeronautical chart is conformal when?
a) At any point the scale over a short distance in the direction of the parallel is equal to the scale in the direction of the meridian and the meridians are perpendicular to the parallels.
b) Every great circle is represented by a straight line in the map.
c) The map is an equidistant normal projection.
d) The meridians and the parallels are perpendicular to each other.
29.
The accuracy of the manually calculated DR position of an aircraft is, among other things, affected by?
a) The accuracy of the adjustment of the position lines for the motion of the aircraft between the last and the new DR position.
b) The flight time since the last position update.
c) The accuracy of the actual wind.
d) The accuracy of the adjustment of the position lines for the motion of the aircraft between the last fix and the DR position.
30.
Which of the following lists all the methods that can be used to enter 'Created Waypoints' into the CDU of a B737-400 Electronic Flight Instrument System?
a) Identifier bearing/distance; place bearing/place distance; along/across-track displacement; latitude and longitude
b) Identifier bearing/distance; place bearing/place bearing; along-track displacement; latitude and longitude
c) Identifier bearing/distance; place bearing/place bearing; latitude and longitude; waypoint name
d) Identifier bearing/distance; place distance/place distance; along-track displacement; latitude and longitude
31.
The scale on a Lambert conformal conic chart :
a) is constant along a meridian of longitude
b) varies slightly as a function of latitude and longitude
c) is constant along a parallel of latitude
d) is constant across the whole map
32.
A definition of a magnetic track angle is?
a) The direction of the longitudinal axis of an aircraft to compass north.
b) The direction of the longitudinal axis of an aircraft to magnetic north.
c) The direction of a line referenced to magnetic north.
d) The direction of a line referenced to isogonic line to the magnetic north pole. Compass north.
33.
on a Direct Mercator projection a particular chart length is measured at 30 degrees North. What earth distance will the same chart length be if measured at 60 degrees North?
a) A smaller distance.
b) A larger distance.
c) The same distance.
d) Twice the distance.
34.
With an increase in magnetic latitude there will be a decrease in the?
a) Vertical component of the Earth's magnetic field.
b) Angle of dip.
c) Total magnetic force of the Earth's magnetic field.
d) Directive force.
35.
Which of the following statements about hard and soft iron in relation to magnetism is correct?
a) Both hard and soft iron magnetism are of a non-permanent nature.
b) Both hard and soft iron magnetism are of a permanent nature.
c) Hard iron magnetism is non-permanent in nature, and soft iron magnetism is permanent.
d) Hard iron magnetism is permanent in nature, and soft iron magnetism is non-permanent.
36.
On which of the following chart projections is it NOT possible to represent the north or south poles?
a) Transverse Mercator
b) Lambert's conformal
c) Direct Mercator
d) Polar stereographic
37.
The ICAO definition of ETA is the:
a) estimated time en route
b) estimated time of arrival at destination
c) actual time of arrival at a point or fix
d) estimated time of arrival at an en-route point or fix
38.
The purpose of the Flight Management System (FMS), as for example installed in the B737-400, is to provide:
a) continuous automatic navigation guidance and performance management
b) continuous automatic navigation guidance as well as manual performance management
c) both manual navigation guidance and performance management
d) manual navigation guidance and automatic performance management
39.
The direction "Magnetic North" at a position on the earth is?
a) The great circle between the position and the magnetic north pole.
b) The isogonal to the magnetic north pole.
c) The direction of the horizontal component of the earth's magnetic field at that position.
d) The compass north at that position, corrected for variation.
40.
On a Direct Mercator chart, meridians are:
a) inclined, equally spaced, straight lines that meet at the nearer pole
b) parallel, equally spaced, vertical straight lines
c) inclined, unequally spaced, curved lines that meet at the nearer pole
d) parallel, unequally spaced, vertical straight lines
41.
Which of the following can all be stored as five letter waypoint identifiers through the CDU of a B737-400 Electronic Flight Instrument System?
a) Waypoint names; navaid frequencies; runway codes; airport ICAO identifiers
b) Airway names; navaid identifiers; airport names; waypoint code numbers
c) Waypoint names; navaid positions; airport ICAO identifiers; airport names
d) Waypoint names; navaid identifiers; runway numbers; airport ICAO identifiers
42.
The accuracy of the, manually calculated, DR-position of an aircraft is, among other things, affected by?
a) The accuracy of the adjustment of position lines for the motion of the aircraft between the last and the new DR position.
b) The accuracy of the actual wind.
c) The accuracy of the adjustment of position lines for the motion of the aircraft between the last fix the DR position.
d) The accuracy of the forecasted wind.
43.
In which of the following situations is the FMC present position of a B737-400 Electronic Flight Instrument System likely to be least accurate?
a) Just after take-off
b) On final approach
c) At top of climb
d) At top of descent
44.
Which statement is correct about the parallel of origin of a conformal chart?
a) The parallel of origin together with the standard parallel(s), are the only parallels at which the chart is conformal.
b) The parallel of origin is the only parallel at which the chart is conformal.
c) The parallel of origin is the parallel at which the scale reaches its minimum value.
d) The parallel of origin is the parallel at which the scale reaches its maximum value.
45.
Deviation on the standby compass is?
a) Independent of the latitude of the aircraft's position.
b) Zero on the magnetic equator.
c) Dependent on the heading of the aircraft.
d) Positive if Compass North is to the west of Magnetic North.
46.
What is the effect on the Mach number and TAS in an aircraft that is climbing with constant CAS?
a) Mach number decreases; TAS decreases
b) Mach number increases; TAS remains constant
c) Mach number remains constant; TAS increases
d) Mach number increases; TAS increases
47.
When an aircraft on a westerly heading on the northern hemisphere accelerates, the effect of the acceleration error causes the magnetic compass to:
a) to turn faster than the actual turning rate of the aircraft
b) indicate a turn towards the north
c) indicate a turn towards the south
d) lag behind the turning rate of the aircraft
48.
When accelerating on an easterly heading in the Northern hemisphere, the compass card of a direct reading magnetic compass will turn :
a) clockwise giving an apparent turn toward the north
b) anti-clockwise giving an apparent turn toward the south
c) clockwise giving an apparent turn toward the south
d) anti-clockwise giving an apparent turn toward the north
49.
In a remote indicating compass system the amount of deviation caused by the aircraft magnetism and electrical circuits may be minimised by?
a) Mounting the flux valve in the cockpit.
b) Using a vertically mounted gyroscope instead of a horizontally mounted one.
c) Mounting the detector unit (flux valve) in the wingtip.
d) Positioning the gyroscope in the centre of the aircraft.
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