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What defines a great circle?
A.A curved line drawn on a Mercator Chart
B.A course line that inscribes a loxodromic curve
C.The shortest distance between any two points on the earth
D.The smallest circle that can be drawn on the face of a sphere
参考答案
更多 “ What defines a great circle?A.A curved line drawn on a Mercator ChartB.A course line that inscribes a loxodromic curveC.The shortest distance between any two points on the earthD.The smallest circle that can be drawn on the face of a sphere ” 相关考题
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What is NOT an advantage of the rhumb line track over a great circle track?A.Easily plotted on a Mercator chartB.Negligible increase in distance on east-west courses near the equatorC.Does not require constant course changesD.Plots as a straight line on Lambert conformal charts
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What is the major advantage of a rhumb line track?A.The vessel can steam on a constant heading (disregarding wind，current，etc)B.The rhumb line is the shortest distance between the arrival and departure pointsC.It is easily plotted on a gnomonic chart for comparison with a great circle courseD.It approximates a great circle on east-west courses in high latitudes
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When navigating in high latitudes and using a chart based on a Lambert conformal projection，______.A.a straight line drawn on the chart approximates a great circleB.the chart should not be used outside of the standard parallelsC.the course angle is measured at the mid-longitude of the track lineD.distance cannot be measured directly from the chart
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单选题A line on the Earth parallel to the equator is a（）.A
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small circleC
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单选题For what purpose would using a Lambert conformal chart be more convenient than using a Mercator?（）A
Plotting radio bearings over a long distanceB
Determining latitude and longitude of a fixC
Measuring rhumb line distancesD
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单选题What is NOT an advantage of the rhumb line track over a great circle track? （）A
Easily plotted on a Mercator chartB
Negligible increase in distance on east-west courses near the equatorC
Does not require constant course changesD
Plots as a straight line on Lambert conformal charts
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单选题当对DrawWidth进行设置后，将影响（）。A
Line、Circle、Pset和Line、Shape控件B
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Line、Circle、Poine方法D
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单选题The equator is（）.A
the primary great circle of the Earth perpendicular to the axisB
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单选题Which information is found in the chart title（）.A
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单选题On a gnomonic chart，a great circle track between Los Angeles and Brisbane will appear as a （）.A
loxodromic curveB
curved line concave to the equatorC
straight lineD
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单选题What defines a great circle? （）A
A curved line drawn on a Mercator ChartB
A course line that inscribes a loxodromic curveC
The shortest distance between any two points on the earthD
The smallest circle that can be drawn on the face of a sphere
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单选题The path that a vessel is expected to follow，represented on a chart by a line drawn from the point of departure to the point of arrival，is the（）.A
DR plotB
track lineC
headingD
estimated course
考题
单选题When navigating in high latitudes and using a chart based on a Lambert conformal projection，（）.A
a straight line drawn on the chart approximates a great circleB
the chart should not be used outside of the standard parallelsC
the course angle is measured at the mid-longitude of the track lineD
distance cannot be measured directly from the chart
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