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For a floating vessel, the center of flotation is the point in the waterplane ______.
A.about which the vessel lists and trims
B.which coincides with the center of buoyancy
C.which, in the absence of external forces, is always vertically aligned with the center of gravity
D.which is shown in the hydrostatic tables as VCB
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更多 “ For a floating vessel, the center of flotation is the point in the waterplane ______.A.about which the vessel lists and trimsB.which coincides with the center of buoyancyC.which, in the absence of external forces, is always vertically aligned with the center of gravityD.which is shown in the hydrostatic tables as VCB ” 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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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 floationD.Metacenter
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A neutral equilibrium position for a vessel means that the metacenter is ______.A.lower than the keelB.at the same height as the center of gravityC.exactly at midshipsD.at the center of the waterplane area
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After transferring a weight forward on a vessel, the draft at the center of flotation will _____.A.change, depending on the location of the LCGB.increaseC.decreaseD.remain constant
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For a floating vessel, the center of buoyancy and the metacenter are in the line of action of the buoyant force ______.A.only when there is positive stabilityB.only when there is negative stabilityC.only when there is neutral stabilityD.at all times
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For a floating vessel, the result of subtracting KG from KM is the ______.A.height of the metacenterB.height of the righting armC.height of the center of buoyancyD.metacentric height
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For a floating vessel, true mean draft is always the ______.A.average of the observed draftsB.draft at the center of flotationC.draft corresponding to the calculated displacementD.mean of the calculated drafts
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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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单选题In the absence of external forces,the center of buoyancy of an inclined vessel is vertically aligned directly below the().A
center of gravityB
amidships stationC
center of flotationD
geometric center of the waterplane area
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单选题The center of flotation of a vessel is the point in the waterplane().A
about which the vessel lists and trimsB
which coincides with the center of buoyancyC
which,in the absence of external forces,is always vertically aligned with the center of gravityD
which is shown in the hydrostatic tables as VCB
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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The center of buoyancy is located at the().A
geometric center of the waterplane areaB
intersection of the vertical centerline and line of action of the buoyant forceC
center of gravity of the vessel corrected for free surface effectsD
geometric center of the displaced volume
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单选题Stability is determined principally by the location of two points in a vessel: the center of buoyancy and the().A
metacenterB
geometric center of the waterplane areaC
center of gravityD
center of flotation
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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In the absence of external forces, the center of gravity of a floating vessel is located directly above the().A
metacenterB
amidshipsC
center of floatationD
geometric center of the displaced volume
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单选题After transferring a weight forward on a vessel, the draft at the center of flotation will().A
change, depending on the location of the LCGB
increaseC
decreaseD
remain constant
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单选题For a floating vessel,the result of subtracting KG from KM is the().A
height of the metacenterB
height of the righting armC
height of the center of buoyancyD
metacentric height
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单选题For a floating vessel, the center of buoyancy and the metacenter are in the line of action of the buoyant force().A
only when there is positive stabilityB
only when there is negative stabilityC
only when there is neutral stabilityD
at all times
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单选题For a floating vessel,true mean draft is always the().A
average of the observed draftsB
draft at the centre of flotationC
draft corresponding to the center of buoyancyD
metacentric height
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单选题Stability is determined principally by the location of the center of gravity and the().A
aft perpendicularB
center of buoyancyC
keelD
center of flotation
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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
考题
单选题For a floating vessel,the center of flotation is the point in the waterplane().A
about which the vessel lists and trimsB
which coincides with the center of buoyancyC
which,in the absence of external forces,is always vertically aligned with the center of gravityD
which is shown in the hydrostatic tables as VCB
考题
单选题A neutral equilibrium position for a vessel means that the metacenter is().A
lower than the keelB
at the same height as the center of gravityC
exactly at midshipsD
at the center of the waterplane area
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单选题The geometric center of the waterplane area is called the().A
center of buoyancyB
center of gravityC
metacenterD
center of flotation
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单选题The point to which your vessel’s center of gravity (G) may rise and still permit the vessel to have positive stability is called the().A
metacentric pointB
metacenterC
metacentric radiusD
tipping center
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单选题For a floating vessel,the center of the floating is the point in the waterpiane.().A
aboat which the vessel lists and trimsB
which coincides with the center of buoyancyC
which, in the absence of external forces, is always vertically aligned with the center of gravityD
which is shown in the hydrostatic tables as VCB
考题
单选题For a floating vessel,true mean draft is always the().A
average of the observed draftsB
draft at the center of flotationC
draft corresponding to the calculated displacementD
mean of the calculated drafts
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