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A vessel behaves as if all of its weight is acting downward through the center of gravity,and all its support is acting upward through the ______.
A.keel
B.center of buoyancy
C.tipping center
D.amidships section
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更多 “ A vessel behaves as if all of its weight is acting downward through the center of gravity,and all its support is acting upward through the ______.A.keelB.center of buoyancyC.tipping centerD.amidships section ” 相关考题
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In the absence of external forces,adding weight on one side of a floating vessel causes the vessel to ().A.heel until the angle of loll is reachedB.list until the center of buoyancy is aligned vertically with the center of gravityC.trim to the side opposite TCG until all moments are equalD.decrease draft at the center of flotation
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During cargo operations,your vessel develops a list due to the center of gravity rising above the transverse metacenter.To correct the list,you should ______.A.Shift weight to the high sideB.Shift weight to the centerlineC.Add weight in the lower holds or double bottomsD.Remove weight from the lower holds or double bottoms
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Addition of weight above the center of gravity of a vessel will ALWAYS ______.A.reduce initial stabilityB.increase righting momentsC.increase GMD.cannot be determined
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单选题What is the definition of transverse metacenter?()A
The distance between the actual center of gravity and the maximum center of gravity that will still allow a positive stabilityB
The point to which G may rise and still permit the vessel to possess positive stabilityC
The sum of the center of buoyancy and the center of gravityD
The transverse shift of the center of buoyancy as a vessel rolls
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TCGB
transverse momentC
righting momentD
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单选题The center of flotation of a vessel is().A
the center of volume of the immersed portion of the vesselB
the center of gravity of the water planeC
that point at which all the vertical downward forces of weight are considered to be concentratedD
that point at which all the vertical upward forces of buoyancy are considered to be concentrated
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单选题Aboard a vessel, dividing the sum of the vertical moments by the total weight yields the vessel’s().A
height of the center of gravity A.LCGB
vertical momentC
righting momentD
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单选题When a vessel is inclined by an external force,the().A
shape of the vessel's underwater hull remains the sameB
vessel's center of gravity shifts to the center of the vessel's underwater hullC
vessel's center of buoyancy shifts to the center of the vessel's underwater hullD
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单选题Aboard a vessel, multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in th eload’s().A
TCGB
transverse momentC
righting momentD
transverse free surface moment
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单选题Aboard a vessel,dividing the sum of the longitudinal moments by the total weight yields the vessel’s().A
inclining momentsB
righting momentsC
vertical momentsD
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单选题Stability is determined principally by the location of the point of application of two forces: the downward-acting gravity force and the().A
upward-acting weight forceB
downward-acting weight forceC
upward-acting buoyant forceD
environmental force
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单选题A floating vessel will behave as if all of its weight is zcting downward through the().A
center of gravityB
center of buoyancyC
center of flotationD
metacenter
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单选题A floating vessel will behave as if all of its weight is acting downward through the().A
center of gravityB
center of buoyancyC
center of flotationD
metacenter
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单选题A vessel continually lists to one side and has a normal rolling period. Which statement is TRUE?().A
The vessel has negative GMB
The center of gravity is on the centerlineC
The list can be corrected by reducing KMD
The vessel has asymmetrical weight distribution
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单选题The center of the underwater volume of a floating vessel is the().A
center of buoyancyB
center of flotationC
uncorrected height of the center of gravity of the vesselD
center of gravity of the vessel corrected for free surface effects
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单选题During cargo operations, your vessel develops a list due to the center of gravity rising above the transverse metacenter. To correct the list, you should().A
shift weight to the high sideB
shift weight to the centerlineC
add weight in the lower holds or double bottomsD
remove weight from the lower holds or double bottoms
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单选题On a vessel,multiplying a load’s weight by the distance of the load’s center of gravity above the baseline results in a(n)().A
transverse momentB
vertical momentC
righting momentD
inclining moment
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单选题A vertical shift of weight to a position above the vessel’s center of gravity will().A
increase reserve buoyancyB
decrease the righting momentsC
decrease KGD
increase KM
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单选题Addition of weight above the center of gravity of a vessel will ALWAYS().A
reduce initial stabilityB
increase righting momentsC
increase GMD
All of the above
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单选题In the absence of external forces,adding weight on one side of a floating vessel causes the vessel to().A
heel until the angle of loll is reachedB
list until the center of buoyancy is aligned vertically with the center of gravityC
trim to the side opposite TCG until all moments are equalD
decrease draft at the center of flotation
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单选题A vessel behaves as if all of its weight is acting downward through the center of gravity,and all its support is acting upward through the().A
keelB
center of buoyancyC
tipping centerD
amidships section
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