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A vessel is heading magnetic east and its magnetic compass indicates a heading of 086°. Which action should be taken to remove this error during compass adjustment?
A.If the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should add some magnets
B.If the blue ends of the magnets are aft you should lower the fore-and-aft tray
C.If the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should reverse the magnets
D.If the blue ends of the magnets are forward，and the fore-and-aft tray is at the bottom，you should add some magnets
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更多 “ A vessel is heading magnetic east and its magnetic compass indicates a heading of 086°. Which action should be taken to remove this error during compass adjustment?A.If the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should add some magnetsB.If the blue ends of the magnets are aft you should lower the fore-and-aft trayC.If the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should reverse the magnetsD.If the blue ends of the magnets are forward，and the fore-and-aft tray is at the bottom，you should add some magnets ” 相关考题
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A vessel is heading magnetic north and its magnetic compass indicates a heading of 003°. What action should be taken to remove this error during compass adjustment?A.Move the quadrantal spheres closer to the compassB.Raise the heeling magnet if the red end is upC.Remove some of the Flinders barD.Raise or lower the athwartship magnets
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Which magnetic compass corrector（s）CANNOT be set on a heading of magnetic east or magnetic west ________．A.Heeling magnetB.Flinders barC.Fore-and-aft magnetsD.All of the above can be set on magnetic east or magnetic west headings
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Which magnetic compass corrector（s）can be set while the vessel is on a heading of magnetic north or magnetic south ________．A.Quadrantal spheresB.Heeling magnetsC.Flinders barD.Fore-and-aft magnets
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Deviation in a compass is caused by the ______.A.vessel’s geographic positionB.vessel’s headingC.earth’s magnetic fieldD.influence of the magnetic materials of the vessel
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If the compass heading and magnetic-heading are the same then ______.A.the deviation has been offset by the variationB.there is something wrong with the compassC.the compass is being influenced by nearby metalsD.there is no deviation on that heading
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Magnetic heading differs from compass heading by______．A.compass errorB.true headingC.variationD.Deviation
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Magnetic dip is a measurement of the angle between the ______.A.geographic pole and the magnetic poleB.lubber’s line and true northC.horizontal and the magnetic line of forceD.compass heading and the magnetic heading
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单选题True heading differs from magnetic heading by（）.A
deviationB
variationC
compass errorD
northerly error
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单选题Deviation in a compass is caused by the（）.A
vessel's geographic positionB
vessel's headingC
earth's magnetic fieldD
influence of the magnetic materials of the vessel
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单选题Magnetic heading differs from compass heading by（）.A
compass errorB
true headingC
variationD
deviation
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单选题Which magnetic compass corrector（s）CANNOT be set on a heading of magnetic east or magnetic west（）.A
Heeling magnetB
Flinders barC
Fore-and-aft magnetsD
All of the above can be set on magnetic east or magnetic west headings
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单选题If the magnetic heading is greater than the compass heading，the deviation is（）.A
eastB
westC
northD
south
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单选题If the compass heading and the magnetic heading are the same then（）.A
the deviation has been offset by the variationB
there is something wrong with the compassC
the compass is being influenced by nearby metalsD
there is no deviation on that heading
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单选题The standard magnetic compass heading differs from the true heading by（）.A
compass errorB
latitudeC
variationD
deviation
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单选题The compass heading of a vessel differs from the true heading by（）.A
compass errorB
variationC
magnetic dipD
deviation
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单选题A vessel is heading magnetic northwest and its magnetic compass indicates a heading of 312°. What action should be taken to remove this error during compass adjustment? （）A
If the quadrantal spheres are all the way out，replace them with smaller spheresB
If the quadrantal spheres are all the way in，replace them with larger spheresC
If the quadrantal spheres are all of the way out，move the spheres inD
If the quadrantal spheres are all the way out，replace them with larger spheres.
考题
单选题A vessel is heading magnetic north and its magnetic compass indicates a heading of 003°. What action should be taken to remove this error during compass adjustment? （）A
Move the quadrantal spheres closer to the compassB
Raise the heeling magnet if the red end is upC
Remove some of the Flinders barD
Raise or lower the athwartship magnets
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单选题A vessel is heading magnetic east and its magnetic compass indicates a heading of 086°. Which action should be taken to remove this error during compass adjustment?（）A
If the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should add some magnets.B
If the blue ends of the magnets are aft you should lower the fore-and-aft trayC
If the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should reverse the magnetsD
If the blue ends of the magnets are forward，and the fore-and-aft tray is at the bottom，you should add some magnets
考题
单选题A vessel is heading magnetic east and its magnetic compass indicates a heading of 086°.Which action should be taken to remove this error during compass adjustment（）.A
If the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should add some magnetsB
If the blue ends of the magnets are aft you should lower the fore-and-aft trayC
If the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should reverse the magnetsD
If the blue ends of the magnets are forward，and the fore-and-aft tray is at the bottom，you should add some magnets
考题
单选题A vessel is heading magnetic northwest and its magnetic compass indicates a heading of 317°. What action should be taken to remove this error during compass adjustment? （）A
If the quadrantal spheres are out as far as possible replace them with smaller spheresB
If the quadrantal spheres are in as far as possible remove one of the spheresC
If the quadrantal spheres are in as far as possible replace them with smaller spheresD
If the quadrantal spheres are out as far as possible，move the quadrantal spheres in
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单选题Which magnetic compass corrector（s）can be set while the vessel is on a heading of magnetic north or magnetic south（）.A
Quadrantal spheresB
Heeling magnetsC
Flinders barD
Fore-and-aft magnets
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单选题Magnetic dip is a measurement of the angle between the（）.A
geographic pole and the magnetic poleB
lubber's line and true northC
horizontal and the magnetic line of forceD
compass heading and the magnetic heading
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单选题Variation is the angular measurement between（）.A
compass north and magnetic northB
compass north and true northC
magnetic meridian and the geographic meridianD
your vessel's heading and the magnetic meridian
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单选题The lubber’s line on a magnetic compass indicates（）.A
compass northB
the direction of the vessel's headC
magnetic northD
a relative bearing taken with an azimuth circle
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单选题Compass error is equal to the（）.A
deviation minus variationB
variation plus compass courseC
combined variation and deviationD
difference between true and magnetic heading
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