A vessel may acquire a list if the center of gravity is ______. ① Off the centerline. ② Too high in the vessel.A.① onlyB.② onlyC.Either ① or ②D.Neither ① nor ②
A vessel may acquire a list if the center of gravity is ______. ① Off the centerline. ② Too high in the vessel.
A.① only
B.② only
C.Either ① or ②
D.Neither ① nor ②
相关考题：
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
With no environmental forces acting on the vessel，the center of gravity of an inclined vessel is vertically aligned with the ______．A.longitudinal centerlineB.center of flotationC.original vertical centerlineD.metacenter
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
A flooded lifeboat on board a vessel would adversely affect the vessel’s stability by ______.A.increasing the righting momentB.decreasing the vessel’s displacementC.increasing the reserve buoyancyD.shifting the CG (center of gravity) off center
Aboard a vessel, dividing the sum of the longitudinal moments by total weight yields the vessel’s ______.A.inclining momentsB.righting momentsC.vertical momentsD.longitudinal position of the center of gravity
If a vessel takes a sudden severe list or trim from an unknown cause, you should FIRST____.A.determine the cause before taking countermeasuresB.assume the shift is due to off-center loadingC.counterflood on the side opposite the list or trimD.assume the cause is environmental forces
单选题What is the definition of transverse metacenter?（）AThe distance between the actual center of gravity and the maximum center of gravity that will still allow a positive stabilityBThe point to which G may rise and still permit the vessel to possess positive stabilityCThe sum of the center of buoyancy and the center of gravityDThe transverse shift of the center of buoyancy as a vessel rolls
单选题In order to determine the trimming arm for your vessel at any particular draft，which of the following would you compare?（）.ALongitudinal center of buoyancy and longitudinal center of gravityBLongitudinal center of floatation and longitudinal center of gravityCLongitudinal center of floatation and longitudinal center of buoyancyDLongitudinal tipping center and longitudinal center of gravity
单选题Aboard a vessel, dividing the sum of the vertical moments by the total weight yields the vessel’s（）.Aheight of the center of gravity A.LCGBvertical momentCrighting momentDinclining moment
单选题When a vessel is inclined by an external force，the（）.Ashape of the vessel's underwater hull remains the sameBvessel's center of gravity shifts to the center of the vessel's underwater hullCvessel's center of buoyancy shifts to the center of the vessel's underwater hullDvessel's mean draft increases
单选题A flooded lifeboat on board a vessel would adversely affect the vessel’s stabbility by（）.Aincreasing the righting momentBdecreasing the vessel's displacementCincreasing the reserve buoyancyDshifting the CG(center of gravity) off center
单选题Aboard a vessel，dividing the sum of the longitudinal moments by the total weight yields the vessel’s（）.Ainclining momentsBrighting momentsCvertical momentsDlongitudinal position of the center of gravity
单选题The center of buoyancy is located at the（）.Ageometric center of the waterplane areaBintersection of the vertical centerline and line of action of the buoyant forceCcenter of gravity of the vessel corrected for free surface effectsDgeometric center of the displaced volume
单选题A vessel continually lists to one side and has a normal rolling period. Which statement is TRUE?（）.AThe vessel has negative GMBThe center of gravity is on the centerlineCThe list can be corrected by reducing KMDThe vessel has asymmetrical weight distribution
单选题The center of the underwater volume of a floating vessel is the（）.Acenter of buoyancyBcenter of flotationCuncorrected height of the center of gravity of the vesselDcenter of gravity of the vessel corrected for free surface effects
单选题In the absence of external forces, the center of gravity of a floating vessel is located directly above the（）.AmetacenterBamidshipsCcenter of floatationDgeometric center of the displaced volume
单选题Which of the following is the reason that the metacentric height is a valid measure of only the initial stabilit?（）.AThe metacenter does not remain in the same position for large angles of inclinationBThe center of gravity shifts due to inclinationCThe center of gravity shifts above the metacenter as the vessel is inclinedDThe mean draft will change as the vessel is inclined
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（）.Ashift weight to the high sideBshift weight to the centerlineCadd weight in the lower holds or double bottomsDremove weight from the lower holds or double bottoms
单选题If a vessel takes a sudden，severe list or trim from an unknown cause，you should FIRST（）.Adetermine the cause before taking countermeasuresBassume the shift is due to off-center loadingCcounterfloodDassume the cause is environmental forces
单选题An inclined semisubmersible with a very short rolling period about a constant angle of list is likely to have（）.Aan off-center TCGBan LCG greater than level vessel LCBCa negative GMDexcessive free surfaces
单选题A vertical shift of weight to a position above the vessel’s center of gravity will（）.Aincrease reserve buoyancyBdecrease the righting momentsCdecrease KGDincrease KM
单选题Addition of weight above the center of gravity of a vessel will ALWAYS（）.Areduce initial stabilityBincrease righting momentsCincrease GMDAll of the above
单选题During counterflooding to correct a severe list aggravated by an off-center load，your vessel suddenly takes a list or trim to the opposite side. You should（）.Acontinue counterflooding in the same directionBcontinue counterflooding，but in the opposite directionCimmediately stop counterfloodingDdeballast from the low side
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（）.Ametacentric pointBmetacenterCmetacentric radiusDtipping center
单选题If a vessel takes a sudden severe list or trim from an unknown cause, you should first（）.Adetermine the cause before taking countermeasuresBassume the shift is due to off-center loadingCcounterflood on the side opposite the list or trimDassume the cause is environment forces
单选题A flooded leg on a liftboat would adversely affect the vessel’s stability underway by（）.Aincreasing the righting momentBdecreasing the vessel's displacementCincreasing the reserve buoyancyDshifting the CG (center of gravity) off center
单选题A flooded leg on a lift boat would adversely affect the vessel’s stability underway by（）.Aincreasing the righting momentBdecreasing the vessel's displacementCincreasing the reserve buoyancyDshifting the CG (center of gravity) off center