Which nautical charts are intended for coastwise navigation outside of outlying reefs and
A.Approach charts
B.General charts
C.Sailing charts
D.Coast charts
A.Approach charts
B.General charts
C.Sailing charts
D.Coast charts
The compass rose on a nautical chart indicates both variation and ______.
A.deviation
B.annual rate of variation change
C.precession
D.compass error
On a mercator chart, 1 nautical mile is equal to ______.
A.1 minute of longitude
B.1 degree of longitude
C.1 minute of latitude
D.1 degree of latitude
On a nautical chart,the inner ring of a compass rose indicates ______.
A.true directions
B.compass error
C.deviation
D.magnetic directions
How is variation indicated on a small-scale nautical chart?______.
A.Magnetic compass table
B.Magnetic meridians
C.Isogonic lines
D.Variation is not indicated on small-scale nautical charts
______ is a digitized“picture”of a chart.
A.Vector chart format
B.Raster chart data
C.pixel
D.Electronic Nautical Chart
A.Display base information
B.Standard display information
C.System electronic nautical chart
D.Chart display information
One nautical mile is the length of an arc of great circle which subtends an angle of ()at the centre of the earth.
A.1 degree
B.1 minute
C.1 second
D.1.5 degree
A.5 nautical miles from nearest land
B.12 nautical miles from nearest land
C.25 nautical miles from nearest land
D.None of the above
A.Glass
B.Crockery
C.Metal
D.Dunnage
A.less than 12 nautical miles from PRC
B.less than 12 nautical miles from nearest land
C.in the navigable waters of the PRC
D.less than 25 nautical miles from nearest land
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