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Atpl bristolgs general navigation exam 1 2023/2024 Update
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Atpl bristolgs general navigation exam 12023/2024 Update
Exam 1, 54 questions, 73 marks; time allowed 2 hours
1. What causes the seasons?
(a) the rotation of the Earth around its North/South axis
(b) the angle between the Earth's axis and the plane of its orbit
around the Sun
(c) the variation in the Earth's distance from the Sun at different
points on the orbit
(d) the variation in orbital speed of the Earth at different points on its
orbit around the Sun
(1)
2. What is the highest latitude at which an observer could see the rising
and setting Sun every day?
(a) 62°
(b) 64°
(c) 66°
(d) 72°
(1)
3. What is the standard time of sunset at Riyadh (Saudi Arabia, 25°N
047°E) on January 19th ? Appendices A and B may be used.
(a) 1735
(b) 1727
(c) 1722
(d) 1712
(2)
4. An aircraft leaves a position on the equator and flies at a constant
groundspeed north for 90 minutes, east for 110 minutes, south for 90
minutes and west for 110 minutes. Relative to where it started the
aircraft is:
(a) to the west
(b) to the east
(c) in the same place
(d) to the north
(2)
Bristol Groundschool General Navigation Exam 1.1
,5. If the heading is 070°M, 068°C and 072°T the variation and deviation
are:
Variation Deviation
(a) 2°E 2°E
(b) 2°W 4°E
(c) 4°E 2°W
(d) 2°W 2°W
(1)
6. A meridian and its corresponding anti-meridian will encircle the Earth
in a north/south direction. Its length compared to the equator will be:
(a) the same
(b) greater
(c) smaller
(d) vary with the latitude of the equator
(1)
7. A pilot is flying on a heading of 358°C. Variation is +2° and
deviation is 4°W. If drift is 3°P the aircraft track is:
(a) 356°T
(b) 001°C
(c) 354°M
(d) 353°T
(1)
8. You fly from 36°30'N to 51°10'N along the Greenwich meridian. You
will cover a distance, in nm, of:
(a) 880
(b) 5260
(c) 1460
(d) 8740
(1)
9. The value of magnetic variation:
(a) is always 0° at the magnetic equator
(b) is a maximum of 180°
(c) varies between maximum values of 45°E and 45°W
(d) is never greater than 90°
(1)
10. An aircraft in the Northern Hemisphere accelerates whilst on a westerly
heading. The compass needle will indicate:
(a) a steady westerly heading
(b) a turn towards South
(c) a turn towards North
(d) a heading which is oscillating about west by a few degrees
(1)
Bristol Groundschool General Navigation Exam 1.2
,11. For navigation in south polar regions it is decided to use a Polar
Stereographic chart overprinted with a rectangular grid aligned so that
grid north coincides with true north along the Greenwich meridian.
What is the true heading of an aircraft at position 80°S 120°E steering
035° with reference to the rectangular grid ?
(a) 155°
(b) 275°
(c) 085°
(d) 315°
(2)
12. On a Transverse Mercator chart, convergency is correctly depicted:
(a) at a meridian and another meridian 90° displaced from the first
meridian
(b) at the equator only
(c) at the poles only
(d) along the great circle of tangency
(1)
13. A straight line is drawn from A (58°N 008°W) to B (62°N 024°W) on a
Mercator chart and is measured as 285°T. The two points and the
straight line joining them are also plotted on a Lambert’s chart and the
results compared. The line on the Lambert’s chart will measure 285°T
at:
(a) 008°W
(b) 016°W
(c) 024°W
(d) all of the above
(2)
14. The scale of a Mercator chart is given as 1:4,000,000 at 22°S. The
scale of the chart at 07°N will be:
(a) 1:3,737,000
(b) 1:3,916,000
(c) 1:4,282,000
(d) 1:4,360,000
(2)
15. On an Oblique Mercator chart the earth convergency is correctly
represented at:
(a) the equator
(b) the poles only
(c) the great circle of tangency and the poles
(d) the parallel of origin
(1)
Bristol Groundschool General Navigation Exam 1.3
, 16. A grid is overlaid on a Polar Stereographic chart aligned with the
Greenwich antemeridian. An aircraft at 72°S 140°E is heading 025°G;
its true heading is:
(a) 065°
(b) 245°
(c) 040°
(d) 165°
(2)
17. A straight line is plotted on a Lambert's chart from A (35°N 145°W) to B
(47°N 125°W) which measures 044°T at A. What is the rhumb line
track from A to B measured at B ?
(a) 217°
(b) 037°
(c) 231°
(d) 051°
(1)
18. What is the convergence factor of a polar stereographic chart ?
(a) zero
(b) n=1
(c) sine mean lat
(d) sine parallel of origin
(1)
19. Which of the following statements is correct for a Mercator projection?
(a) Scale is correct at the equator and expands as the cosine of the
latitude
(b) Chart convergency is correct at the equator and increases as the
sine of the latitude
(c) Scale is correct at the equator and expands as the secant of the
latitude
(d) Convergency is correct at the equator and increases as the secant
of the latitude
(1)
20. Heading 074°T, TAS 230 kts, track 066°T, groundspeed 242 kts. What
is the wind velocity?
(a) 000°T/45 kts
(b) 140°T/35 kts
(c) 320°T/45 kts
(d) 180°T/35 kts
(1)
Bristol Groundschool General Navigation Exam 1.4
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