metacentric height
displacement
righting moment
inclining moment
第1题:
A single vertical magnet placed underneath the compass in the binnacle is used to compensate for ______.
A.The horizontal component of the permanent magnetism
B.Deviation caused by the vessel's inclination from the vertical
C.Induced magnetism in the horizontal soft iron
D.Induced magnetism in the vertical soft iron
第2题:
Concerning the identification signal for a pilot vessel, in fog, which statement is TRUE?___.
A.When at anchor, the pilot vessel is only required to sound anchor signals
B.The identification signal must be sounded any time the pilot vessel is underway
C.The pilot vessel may only sound the identity signal when making way
D.All of the above
第3题:
Cross curves of stability show which of the following?
A.The righting arms at various angles of inclination and displacement
B.The metacentric height at large angles of heel
C.The height of the center of buoyancy at various angles
D.The metacentric radius at various displacements
第4题:
Tip
Capsize
List
Trim
第5题:
GM cannot be used as an indicator of stability at all angles of inclination because ______.
A.M is not fixed at large angles
B.there is no M at large angles
C.G is not fixed at large angles
D.there is no G at large angles
第6题:
At all angles of inclination, the metacenter is ______.
A.vertically above the center of buoyancy
B.vertically above the center of gravity
C.at the intersection of the upright vertical centerline and the line of action of the buoyant force
D.at the geometric center of the underwater volume
第7题:
For small angles of inclination, if the KG were equal to the KM, then the vessel would have __________.
A.position stability
B.negative stability
C.neutral stability
D.maximum stability
第8题:
That REMOVE ANY LIST ON THE V/L AFTER EACH WATCH END means that ______.
A.any list,no matter where it is posted,shall be removed prior to ending his watch by the OOW
B.the vessel should not be removed
C.any and all lists on board the vessel should be taken off
D.the inclination of the vessel should be corrected prior to ending his watch by the OOW
第9题:
If the vertical center of gravity (VCG) of a ship rises 1.7 feet, the righting arm (GZ) for the various angles of inclination will ______.
A.decrease
B.increase
C.remain unchanged
D.be changed by the amount of GG’ x cosine of the angle
第10题:
It provides a graphic display to emphasize which vessel is on a collision course
In the true presentation,it provides a quick visual check to determine if a vessel has changed course
The display is one of the primary inputs and must be in use when using the trial maneuver capability
It provides a graphic display of a target vessel's relative course,speed,and CPA