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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 LCG
B.increase
C.decrease
D.remain constant
参考答案
更多 “ 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 ” 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 vessel transferring cargo while underway is classified by the Rules as a vessel ______.A.restricted in her ability to maneuverB.in special circumstancesC.not under commandD.constrained by her draft
考题
Jettisoning weight from topside ______.A.returns the vessel to an even keelB.reduces free surface effectC.lowers the center of gravityD.raises the center of buoyancy
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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
考题
A vessel’s bottom will be subjected to tension when weight is concentrated ______.A.amidshipsB.aftC.at both ends of the vesselD.Forward
考题
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
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
考题
单选题Jettisoning weight from topside（）.A
returns the vessel to an even keelB
reduces free surface effectC
lowers the center of gravityD
raises the center of buoyancy
考题
单选题Which of the following will increase the height of the center of buoyancy for your vessel?（）.A
Discharging weight from lower decksB
Loading weight in upper decksC
Shifting weight from lower to upper decksD
Shifting weight from upper to lower decks
考题
单选题In order to determine the trimming arm for your vessel at any particular draft，which of the following would you compare?（）.A
Longitudinal center of buoyancy and longitudinal center of gravityB
Longitudinal center of floatation and longitudinal center of gravityC
Longitudinal center of floatation and longitudinal center of buoyancyD
Longitudinal tipping center and longitudinal center of gravity
考题
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
考题
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
考题
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
inclining moment
考题
单选题Freight rates are mostly charged（）.A
by the weight (tons) of cargoB
by the capacity (tons) of vesselC
by DW of the vesselD
by the draft of the vessel
考题
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
vessel's mean draft increases
考题
单选题A vessel transferring cargo while underway is classified by the Rules as a vessel（）.A
restricted in her ability to maneuverB
in special circumstancesC
not under commandD
constrained by her draft
考题
单选题The mean draft of a ship is the draft（）.A
midway between the forward and aft draft marksB
at the center of flotationC
at the load lineD
at the center of buoyancy
考题
单选题Aboard a vessel, dividing the sum of the vertical moment by the total weight yields the vessel’s（）.A
vertical momentB
transverse position of the center of gravityC
inclining momentD
righting moment
考题
单选题How do you determine the weight of the vessel that is supported by the ground when a vessel has run aground?（）A
This requires extensive calculation and is usually performed only by a naval architect not by a ship's officerB
Determine the point where aground and the draft at that point，then calculate it using the grounding formulaC
Use the hydrostatic tables and enter with the mean draft before grounding and the mean draft after groundingD
Use the inclining experiment formula and substitute the change of trim for the angle of list
考题
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
考题
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
考题
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
考题
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A situation has occurred where it becomes necessary for you to be towed. What action should be taken to prevent your vessel from yawing?（）A
Shift weight to the bowB
Shift weight to the center of the boatC
Shift weight to the sternD
Throw excess weight overboard
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
考题
单选题The average of the forward and after drafts is the（）.A
mean draftB
true mean draftC
mean of the calculated draftsD
draft at the center of flotation
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