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
What is NOT an advantage of the rhumb line track over a great circle track?
A.Easily plotted on a Mercator chart
B.Negligible increase in distance on east-west courses near the equator
C.Does not require constant course changes
D.Plots as a straight line on Lambert conformal charts
相关考题：
It may take some time to get the British economy back on____________. (A) way(B) road(C) track(D) line
We were able to () the error and have credited your account.A、track outB、track downC、track overD、track up
Which two statements about the track configuration option are correct?() A. The track option monitors interfaces as defined by the user.B. The track option monitors all interfaces participating in VRRP.C. The track option allows for a reduction of the priority value if the monitored interface goes down.D. The track option causes syslog entries to be written in the messages log file, if the monitored interface goes down.
Distance along a track line is measured on a Mercator chart by using the ______.A.latitude scale near the middle of the track lineB.longitude scale near the middle of the track lineC.latitude scale at the midlatitude of the chartD.latitude or longitude scale at the middle of the scale
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
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
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
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.Measuring rhumb line directions
What is the purpose of the limit switch on gravity davits?A.To cut off the power when the davits hit the track safety stopsB.To stop the davits from going too fastC.To cut off the power when the davits are about 12 inches or more from the track safety stopsD.None of the above
You are running parallel to the coast and take a running fix using bearings of the same object．If you are making less speed than used for the running fix，in relation to the position indicated by the fix，you will be ______．A.Closer to the coastB.Farther from the coastC.On the track line ahead of the fixD.On the track line behind the fix
What Netflow component can be applied to an interface to track IPv4 traffic?（）A、flow monitorB、flow recordC、flow samplerD、flow
Which two statements about the track configuration option are correct?（）A、The track option monitors interfaces as defined by the user.B、The track option monitors all interfaces participating in VRRP.C、The track option allows for a reduction of the priority value if the monitored interface goes down.D、The track option causes syslog entries to be written in the messages log file, if the monitored interface goes down.
单选题Besides saving distance along the track line，another advantage of the Scharnow Turn over the Williamson Turn in a man overboard situation because（）.Ait is fasterBit can be used in both the immediate action and the delayed action situationsCin fog，if the turn is started as soon as the man goes over，the vessel will be at the point where he went over when the turn is completedDit returns the vessel to the original track line on a reciprocal course
单选题For what purpose would using a Lambert conformal chart be more convenient than using a Mercator?（）APlotting radio bearings over a long distanceBDetermining latitude and longitude of a fixCMeasuring rhumb line distancesDMeasuring rhumb line directions
单选题What is NOT an advantage of the rhumb line track over a great circle track? （）AEasily plotted on a Mercator chartBNegligible increase in distance on east-west courses near the equatorCDoes not require constant course changesDPlots as a straight line on Lambert conformal charts
单选题Except for N-S courses，and E-W courses on the equator，a great circle track between two points，when compared to a rhumb line track between the same two points，will（）.Aalways be nearer to the equatorBalways be nearer to the elevated poleCbe nearer to the pole in the Northern Hemisphere and nearer to the equator in the Southern HemisphereDbe nearer to the pole or the equator depending on the latitudes of the arrival and departure positions
单选题A great circle track provides the maximum saving in distance on（）.Aeasterly courses in high latitudesBsoutherly courses in high latitudesCwesterly courses in low latitudesDeasterly courses in low latitudes that cross the equator
单选题The equator is（）.Athe primary great circle of the Earth perpendicular to the axisBthe line to which all celestial observations are reducedCthe line from which a celestial body's altitude is measuredDAll of the above
单选题Which information is found in the chart title（）.AA rhumb line appears as a straight lineBDistance is measured at the midlatitude of the track lineCMeridians appear as curved lines converging toward the nearer poleDParallels，except the equator，appear as curved lines
单选题You are running parallel to the coast and take a running fix using bearings of the same object.If you are making less speed than used for the running fix，in relation to the position indicated by the fix，you will be（）.ACloser to the coastBFarther from the coastCOn the track line ahead of the fixDOn the track line behind the fix
单选题On a gnomonic chart，a great circle track between Los Angeles and Brisbane will appear as a （）.Aloxodromic curveBcurved line concave to the equatorCstraight lineDspiral approaching the poles as a limit
单选题Distance along a track line is measured on a Mercator chart by using the （）.Alatitude scale near the middle of the track lineBlongitude scale near the middle of the track lineClatitude scale at the midlatitude of the chartDlatitude or longitude scale at the middle of the scale
单选题What defines a great circle? （）AA curved line drawn on a Mercator ChartBA course line that inscribes a loxodromic curveCThe shortest distance between any two points on the earthDThe smallest circle that can be drawn on the face of a sphere
单选题What is the purpose of the limit switch on gravity davits?（）ATo cut off the power when the davits hit the track safety stopsBTo stop the davits from going too fastCTo cut off the power when the davits are about 12 inches or more from the track safety stopsDNone of the above
单选题In which voyage, between two points, is the rhumb line distance not approximately the same as the great circle distance?（）.AThe two points are in low latitudes in the same hemisphereBThe two points are in high latitudes in the same hemisphereCThe two points are near the equator, but in different hemispheresDOne point is near the equator, one point is in a high latitude, and both are near the 180th meridian
名词解释题线路中心线 center line of track