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单选题
Which statement about the Flinders bar of the magnetic compass is CORRECT（）.
A
It compensates for the error caused by the vertical component of the Earth's magnetic field
B
It compensates for error caused by the heeling of a vessel
C
It compensates for quadrantal deviation
D
It is only needed in equatorial waters
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更多 “单选题Which statement about the Flinders bar of the magnetic compass is CORRECT（）.A It compensates for the error caused by the vertical component of the Earth's magnetic fieldB It compensates for error caused by the heeling of a vesselC It compensates for quadrantal deviationD It is only needed in equatorial waters” 相关考题
考题
Which one of the followings is incorrect about magnetic compass?______.A.The magentic compass is compulsory on my vesselB.The magentic compass is prone to errorC.The magentic compass is always placed inside steel constructionsD.The magentic compass needs to be calibrated to compensate for local magnetic distortion
考题
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
考题
Which statement about the gyrocompass is FALSE ________．A.Its accuracy remains the same at all latitudesB.It seeks the true meridianC.It can be used near the Earth's magnetic polesD.If an error exists，it is the same on all headings
考题
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
考题
When crossing the magnetic equator the ______．A.Flinders bar should be invertedB.Heeling magnet should be invertedC.The quadrantal spheres should be rotated 180°D.Flinders bar should be moved to the opposite side of the binnacle
考题
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
考题
The Flinders bar and the quadrantal spheres should be tested for permanent magnetism at what interval ________．A.They are not subject to permanent magnetism; no check is necessaryB.SemiannuallyC.AnnuallyD.Every five years
考题
Which compensates for errors introduced when the vessel heels over ________．A.The soft iron spheres on the arms of the binnacleB.Magnets placed in trays inside the binnacleC.A single vertical magnet beneath the compassD.The Flinders bar
考题
Before a magnetic compass is adjusted certain correctors must be checked to ensure that they are free of permanent magnetism．These correctors are the ______．A.Fore-and-aft and athwartships magnetsB.Dip needle and heeling magnetC.Heeling magnet and Flinders barD.Flinders bar and quadrantal spheres
考题
You are about to go to sea and adjust the magnetic compass．To expedite the adjustment at sea，in what order should the following dockside adjustments be made ________．A.Flinders bar first，then the heeling magnet and spheresB.Heeling magnet first，then the Flinders bar and spheresC.Flinders bar first，then the spheres and heeling magnetD.Spheres first，then the Flinders bar and heeling magnet
考题
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 equalB.Compass north will be true northC.Variation will equal deviationD.There will be no compass error
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Which statement about a Service Profile is most accurate?（）A、associated with a pool of bladesB、represents a group of physical bladesC、stores connectivity requirements
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foo and bar are public references available to many other threads. foo refers to a Thread and bar is an Object. The thread foo is currently executing bar.wait（）. From another thread， which statement is the most reliable way to ensue that foo will stop executing wait（）？ A、 foo.notify（）；B、 bar.notify（）；C、 foo.notifyAll（）；D、 Thread.notify（）；E、 bar.notiFYAll（）；F、 Object.notify（）；
考题
Which two statements are true about terms in a routing policy?（）A、A then statement is mandatory in a termB、If a term does not contain a from statement, all routers matchC、If a term does not contain a from statement, the Junos OS will not commitD、A then statement is not mandatory in a term
考题
单选题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 equalB
Compass north will be true northC
Variation will equal deviationD
There will be no compass error
考题
单选题Which statement about the gyrocompass is FALSE（）.A
Its accuracy remains the same at all latitudesB
It seeks the true meridianC
It can be used near the Earth's magnetic polesD
If an error exists，it is the same on all headings
考题
单选题Which statement about a Service Profile is most accurate?（）A
associated with a pool of bladesB
represents a group of physical bladesC
stores connectivity requirements
考题
单选题Which compensates for errors introduced when the vessel heels over（）.A
The soft iron spheres on the arms of the binnacleB
Magnets placed in trays inside the binnacleC
A single vertical magnet beneath the compassD
The Flinders bar
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
考题
多选题Which two statements are true about terms in a routing policy?（）AA then statement is mandatory in a termBIf a term does not contain a from statement, all routers matchCIf a term does not contain a from statement, the Junos OS will not commitDA then statement is not mandatory in a term
考题
单选题Which statement concerning the lashings of containers with solid bar or wire rope lashings is TRUE? （）A
Stack weights should be less when using a solid bar lashing as compared to a wire lashingB
Stack heights may be increased when using a solid bar lashingC
Stack heights should be reduced when using a solid bar lashingD
Solid bars should be used for lashing the first tier only，with wire lashings on the higher tier(s)
考题
单选题The Flinders bar on a magnetic compass compensates for the（）.A
induced magnetism in vertical soft ironB
induced magnetism in horizontal soft ironC
permanent magnetism in ship's steelD
vessel's inclination from the vertical
考题
单选题Before a magnetic compass is adjusted certain correctors must be checked to ensure that they are free of permanent magnetism. These correctors are the（）.A
fore-and-aft and athwartships magnetsB
dip needle and heeling magnetC
heeling magnet and Flinders barD
Flinders bar and quadrantal spheres
考题
单选题You are about to go to sea and adjust the magnetic compass．To expedite the adjustment at sea，in what order should the following dockside adjustments be made（）.A
Flinders bar first，then the heeling magnet and spheresB
Heeling magnet first，then the Flinders bar and spheresC
Flinders bar first，then the spheres and heeling magnetD
Spheres first，then the Flinders bar and heeling magnet
考题
单选题The Flinders bar and the quadrantal spheres should be tested for permanent magnetism at what interval（）.A
They are not subject to permanent magnetism; no check is necessaryB
SemiannuallyC
AnnuallyD
Every five years
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