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1-29.
Which of the following is an
advantage of a Gnomonic Projection
Chart?
1.
Plots great circles as straight
lines
2.
Shows the shortest distance
between two points
3.
Can be used to plan long ocean
voyages
4.
Each of the above
1-30.
Which of the following data would
NOT appear on a navigation chart?
1.
Soundings and buoys
2.
Lights and obstructions
3.
Distance scales and fathom
curves
4.
Tides and currents
IN ANSWERING QUESTIONS 1-31 THROUGH 1-35,
SELECT FROM COLUMN B THE SCALE THAT IS
USED BY THE CHART IN COLUMN A. RESPONSES
MAY BE USED MORE THAN ONCE.
A.CHART
B. SCALE
1-31.
Coastal
1.
1:50,000
1-32.
General
2.
1:150,000
1-33.
Harbor
3.
1:6,000,000
1-34.
Approach
1-35.
Sailing
1-36.
Which of the following statements
best describes a chart scale?
1.
The larger the scale, the
larger the area
2.
The smaller the scale, the
smaller the area
3.
The larger the scale, the
smaller the area
4.
The smaller the scale, the
larger the area
1-37.
Which of the following scale ratios
would show the greatest detail?
1.
1 to 5,000,000
2.
1 to
500,000
3.
1 to
50,000
4.
1 to
5,000
1-38.
Nautical charts are published by
DMAHTC and what other agency?
1.
National Ocean Office
2.
National Ocean Program
3.
National Ocean Service
4.
National Ocean Bureau
1-39.
On a small scale chart, how is each
degree usually broken down?
1.
Into whole degrees only
2.
Into minutes only
3.
Into minutes and seconds only
4.
Into degrees, minutes, and
seconds
1-40.
On the Earth's surface, 1 deqree of
latitude is equivalent to how many
nautical miles?
1-41
1-42
1-43
1-44.
1.
1.0
2.
10.0
3.
0.1
4 .
60.0
If you are located at latitude
36°30.0'N, longitude 75°30.0'W, how
many nautical miles are you from
the equator?
1.
3,360
2.
2,190
3.
3,400
4.
4,530
What is the principal use of
dividers in navigation?
1.
To divide a line into equal
parts
2.
To transfer distance on a chart
3.
To draw distance circles
4.
To plot the distance of a known
object
On the Mercator Projection, how do
meridians appear?
1.
As parallel lines whose spacing
increases as longitude
increases
2.
As curved lines that bend
toward the point where the
projection was made
3.
As horizontal lines that are
parallel and equally spaced
4.
As straight lines that are
parallel and equally spaced
On a Mercator Projection, how does
a rhumb line appear?
1.
2.
3.
4.
As a curved line that is a
great circle track
As a curved line that is the
shortest distance between two
points
As a straight line that is
parallel to all meridians
As a straight line that crosses
every meridian at the same
angle
3
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