as promised, some more questions for you guys..... same problem as before..... degrees symbol has been replaced by a '1'....
SECTION 3 - 061 03 - CHARTS
1 What is the main use of the Oblique Mercator chart?
a. For better topographical coverage in Polar regions
b. Route charts for selected Great Circle Routes
c. For countries with large changes in latitude and small changes in longitude
d. Topograhical chart of Equatorial regions 1 min (1)
2 At N60100' on a Mercator chart the scale is 1:5,000,000; the length of a line on the chart between C N60100' E008100' and D N60100' W008100' is:
a. 19.2cm
b. 16.2cm
c. 17.8cm
d. 35.6cm 2 min (2)
3 Scale on a conformal chart is:
a. Constant over the whole chart
b. Constant along a meridian of longitude
c. Constant along a parallel of latitude
d. Varies with latitude and longitude 1 min (1)
4 The appearance of a rhumb line on a Mercator chart is:
a. A small circle concave to the nearer pole
b. A straight line
c. A spiral curve
d. A curved line 1 min (1)
5 The distance on a Lambert's chart, between two parallels of latitude the same number of degrees apart:
a. Is constant all over the chart
b. Is constant between the Standard Parallels, and expands outside them
c. Expands between the Standard Parallels, but reduces outside them
d. Reduces between the Standard Parallels, but expands outside them (1)
6 A Lambert's Conformal Conic chart has a constant of the cone of 0.75.
The initial course of a straight line track drawn on this chart from A (N40100' W050100') to B is 0431(T) at A; the course at B is 0551(T).
What is the longitude of B?
a. 34100'W
b. 36100'W
c. 38100'W
d. 41100'W 2 min (2)
7 Given: Grivation 61W
Variation 101W
What is the value of Convergence?
a. 41E
b. 161W
c. 161E
d. 41W 1 min (1)
8 Given: Aircraft position S80100' E140100'
Aircraft tracking 0251(G)
If the grid is aligned with the Greenwich Anti-Meridian, the True track is:
a. 2451
b. 2051
c. 1651
d. 0651 2 min (2)
9 The scale quoted on a Lamberts chart is:
a. The scale at the Standard Parallels
b. The scale at the Equator
c. The mean scale between the Pole and the Equator
d. The mean scale at the Parallel of the Secant of the Cone 1 min (1)
10 The symbol for a CTR on an aeronautical chart is:
a. _______________________________
b. _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
c. . . . . . . . . . . . . . . . . . . .
d. _______________________________ 1 min (1)
11 On a normal Mercator chart, scale:
a. Expands as the secant2(½ co-latitude)
b. Expands directly with the secant of the latitude
c. Is correct on the Standard Parallels, expands outside them and contracts within them
d. Expands as the secant of the E/W great circle distance 1 min (1)
12 The chart symbol for the boundary of advisory airspace is:
a. _____________________
b. ___ ___ ___ ___
c. . . . . . . . . . .
d. _____________________ 1 min (1)
13 On a conformal chart, scale is:
a. Constant
b. Constant along a meridian of longitude
c. Variable; it varies as a function of latitude and longitude
d. Constant along a parallel of latitude 1 min (1)
14 A Lambert's Conformal Conical chart has standard parallels at 63100'N and 41100'N. The constant of the cone is:
a. 0.891
b. 0.788
c. 0.656
d. 0.707 2 min (2)
15 On a chart, 49nm is represented by 7.0cm; the scale of the chart is:
a. 1:700,000
b. 1:2,015,396
c. 1:1,296,400
d. 1:1,156,600 2 min (2)
16 On a Direct Mercator Chart, great circles are shown as:
a. Curves convex to the nearer Pole
b. Straight lines
c. Rhumb lines
d. Curves concave to the nearer Pole 1 min (1)
17 On a Transverse Mercator chart scale is correct at:
a. The 1801 meridian
b. The False Meridian
c. The Great Circle of Tangency
d. The Meridian of Tangency 1 min (1)
18 A pilot navigates from A to B on 70100'N on a Polar Stereographic chart. A is at 60100'W, B is at 60100'E; the initial track at A is:
a. 0301
b. 1501
c. 3501
d. 2101 1 min (1)
19 Isogrivs on a chart indicate lines of:
a. Zero magnetic variation
b. Equal magnetic dip
c. Equal horizontal directive force
d. Equal grivation 1 min (1)
20 On a Mercator chart the scale at the Equator is 1:3,704,000; the scale of the chart at 60100'S is:
a. 1:3,704,000
b. 1:1,852,000
c. 1:3,207,758
d. 1:7,408,000 2 min (2)
PPSC JAR REVISION QUESTIONS
SECTION 3 - 061 03 - CHARTS
Answers:
1 b
2 c
3 c
4 b
5 d
6 a
7 a
8 d
9 a
10 b
11 c
12 c
13 b
14 a
15 d
16 c
17 b
18 c
19 c
20 b