Exam (elaborations)
OUPV Captains Navigation General Questions and Answers 2024
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OUPV Captains Navigation General
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OUPV Captains Navigation GeneralNav General – answer Nav General
Whats the length of a nautical mile
a. 1,700
b. 2,000
c. 6,076 - answer6,076 feet
Preferred channel aids to navigation are marked with_______
a. Numbers
b. Letters c. Orange strips
d. Yellow - answerLetters
In the U.S. Aids to navigation system, red and green horizontally-banded buoys mark
a. Channels for shallow draft
b. General anchorage areas
c. Preferred channels - answerPreferred channels
You are outbound in a buoyed channel on course and sight a white light showing a Morse (A) to port. For safety you should
a. Change course to 359*T to pass near to the buoy
b. Stay in the channel and leave the buoy to port c. Alter course to 000*T and leave the buoy well clear to starboard d. Check the chart to see where - answerStay in the channel and leave the buoy to port
VHF channel 16 is used for initial contact for:
a. Marine operator
b. Navigation information c. Distress calls
d. Weather reports - answerDistress call
A special purpose buoy is colored a. White and brown
b. Black
c. Red
d. Yellow - answerYellow
Weather systems in the U.S. Generally travel from
a. East to west b. West to east
c. North to south - answerWest to east
If lighted a safe water buoy will show a
a. Fixed red light
b. Morse (A) white light
c. Green light - answerMorse (A) white light
As a vessel changes course to starboard, the compass card in a magnetic compass
a. Also turns to starboard b. Remains aligned with compass north
c. First turns to starboard - answerRemains aligned with compass north
Wind direction may be determined by observing_________
a. The direction fish are moving
b. Waves white caps and low clouds
c. Where the snow lands
d. The direction the rain falls - answerWaves, white caps and low clouds
Small scale charts show________
a. Most highways
b. Large areas on the water
c. Small areas on the water
d.all roads - answerLarge areas on the water
Which symbol on a weather chart represents a cold front
a. Line with blue and red triangles
b. Line with red half circles
c. Line with blue triangles d. Line with purple triangles - answerLine with blue triangles
Distance along a track line is measured on a Mercator chart by using the
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