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Map/Land Nav
Question | Answer |
---|---|
What is intersection? | Location of an unknown point by successfully occupying at least 2 known positions on the ground and then map sighting on the unknown location. |
What is resection? | method of locating ones position on a map by determining the grid azimuth to at least 2 well defined locations that can be pin-pointed on a map. |
How many mils are in a circle? | 6400 |
What is Grid North? | North as established by using vertical grid lines on a map. |
How many Norths are there? | Grid, Magnetic, True |
How do u obtain a back azimuth? | if the azimuth is more than 180 degrees you subtract 180 and if its less than 180 degrees you add 180. |
How do you read a map with a protractor to determine grid? | Right and Up |
How many mils are in 1 degree? | 17.7mils |
What are the 5 major terrain features? | Hill, Valley, Ridge, Saddle, depression. |
Where will you find the legend on a map? | Lower left margin. |
What are the supplementary terrain features? | cut and fill. |
How Close will an 8,6, and 4 digit grid get you on a map? | 10 meters, 100 meters , and 1000 meters. |