Which magnetic compass corrector(s)CANNOT be set on a heading of magnetic east or magnetic west ________.
A.Heeling magnet
B.Flinders bar
C.Fore-and-aft magnets
D.All of the above can be set on magnetic east or magnetic west headings
第1题:
Deviation in a compass is caused by the ______.
A.vessel’s geographic position
B.vessel’s heading
C.earth’s magnetic field
D.influence of the magnetic materials of the vessel
第2题:
If a magnetic compass is not affected by any magnetic field other than the Earth’s which statement is TRUE?______.
A.Compass error and variation are equal
B.Compass north will be true north
C.Variation will equal deviation
D.There will be no compass error
第3题:
Magnetic dip is a measurement of the angle between the ______.
A.geographic pole and the magnetic pole
B.lubber’s line and true north
C.horizontal and the magnetic line of force
D.compass heading and the magnetic heading
第4题:
vessel's geographic position
vessel's heading
earth's magnetic field
influence of the magnetic materials of the vessel
第5题:
compass error
true heading
variation
deviation
第6题:
east
west
north
south
第7题:
compass error
latitude
variation
deviation
第8题:
Move the quadrantal spheres closer to the compass
Raise the heeling magnet if the red end is up
Remove some of the Flinders bar
Raise or lower the athwartship magnets
第9题:
If the blue ends of the magnets are aft,and the fore-and-aft tray is at the top,you should add some magnets
If the blue ends of the magnets are aft you should lower the fore-and-aft tray
If the blue ends of the magnets are aft,and the fore-and-aft tray is at the top,you should reverse the magnets
If the blue ends of the magnets are forward,and the fore-and-aft tray is at the bottom,you should add some magnets
第10题:
geographic pole and the magnetic pole
lubber's line and true north
horizontal and the magnetic line of force
compass heading and the magnetic heading
第11题:
like magnetic poles attract
unlike magnetic poles repel
unlike poles attract
the poles of the compass line up with the geographic poles of the earth
第12题:
deviation minus variation
variation plus compass course
combined variation and deviation
difference between true and magnetic heading
第13题:
If the compass heading and magnetic-heading are the same then ______.
A.the deviation has been offset by the variation
B.there is something wrong with the compass
C.the compass is being influenced by nearby metals
D.there is no deviation on that heading
第14题:
Magnetic heading differs from compass heading by______.
A.compass error
B.true heading
C.variation
D.Deviation
第15题:
north magnetic pole
south magnetic pole
magnetic prime vertical meridian
magnetic equator
第16题:
Compass error and variation are equal
Compass north will be true north
Variation will equal deviation
There will be no compass error
第17题:
Heeling magnet
Flinders bar
Fore-and-aft magnets
All of the above can be set on magnetic east or magnetic west headings
第18题:
the deviation has been offset by the variation
there is something wrong with the compass
the compass is being influenced by nearby metals
there is no deviation on that heading
第19题:
the compass will become useless
man and animals will be confused as to directions
the magnetic strength of the Earth will disappear
the magnetic strength of the Earth will be stronger
第20题:
If the blue ends of the magnets are aft,and the fore-and-aft tray is at the top,you should add some magnets.
If the blue ends of the magnets are aft you should lower the fore-and-aft tray
If the blue ends of the magnets are aft,and the fore-and-aft tray is at the top,you should reverse the magnets
If the blue ends of the magnets are forward,and the fore-and-aft tray is at the bottom,you should add some magnets
第21题:
Quadrantal spheres
Heeling magnets
Flinders bar
Fore-and-aft magnets
第22题:
variation
compass error
deviation
earth's magnetic force
第23题:
varies depending upon the bearing used
is the angular difference between magnetic north and compass north
is published on the compass rose on most nautical charts
is the angular difference between geographic and magnetic meridians