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Nautical mile: Quiz


Question 1: 0.998383 equatorial ________ (traditional geographical miles)
LatitudeMinute of arcAngleLongitude

Question 2: The nautical mile was historically defined as a ________ along a meridian of the Earth, making a meridian exactly 180×60 = 10,800 historical nautical miles.
LongitudeLatitudeAngleMinute of arc

Question 3: The international nautical mile was defined by the First International Extraordinary Hydrographic Conference, Monaco (1929) as exactly 1852 ________.
Metre1 decametre100 megametres10 megametres

Question 4: [4] It can therefore be used for approximate measures on a meridian as change of ________ on a nautical chart.
LatitudeEquatorAntarctic CirclePrime Meridian

Question 5: Most nautical charts are constructed on the ________ whose scale varies by approximately a factor of six from the equator to 80° north or south latitude.
Mercator projectionRhumb lineMap projectionEdward Wright (mathematician)

Question 6: 1,012.6859 ________ (exact: 1,157,500/1,143 fathoms)
FathomGerman languageDutch languagePolish language

Question 7: It is a non-SI unit (although accepted for use in the SI by the BIPM) used especially by navigators in the shipping and ________ industries,[1] and also in polar exploration.
Fighter aircraftPowered hang gliderAviationAirship

Question 8: In the ________, this is also known as a data mile.
HMS Ark Royal (R07)Royal NavyHMS Ocean (L12)HMS Illustrious (R06)

Question 9: The derived unit of speed is the knot, defined as one nautical mile per ________.

Question 10: [7][1] The preferred abbreviation of the ________ is NM.
International Civil Aviation OrganizationAirportOneworldAir traffic control


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