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In small angle stability, the metacentric height ______.
A.is found in the hydrostatic tables for a level vessel
B.multiplied by the displacement yields the righting moment
C.is always positive
D.is calculated by subtracting KG from KM
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更多 “ In small angle stability, the metacentric height ______.A.is found in the hydrostatic tables for a level vesselB.multiplied by the displacement yields the righting momentC.is always positiveD.is calculated by subtracting KG from KM ” 相关考题
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Cross curves of stability show which of the following？A.The righting arms at various angles of inclination and displacementB.The metacentric height at large angles of heelC.The height of the center of buoyancy at various anglesD.The metacentric radius at various displacements
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Reducing free surfaces has the effect of lowering the ______.A.uncorrected KGB.virtual height of the center of gravityC.metacenterD.metacentric height
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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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If the metacentric height is large, a floating vessel will ______.A.be tenderB.have a slow and easy motionC.be stiffD.have a tendency to yaw
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If the result of loading a vessel is an increase in the height of the center of gravity, there will always be an increase in the ______.A.metacentric heightB.righting armC.righting momentD.vertical moments
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In small angle stability, when external forces exist, the buoyant force is assumed to act vertically upwards through the center of buoyancy and through the ______.A.center of gravityB.center of flotationC.metacenterD.metacentric height
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Increasing the number of slack liquid tanks has the effect of raising the ______.A.uncorrected KGB.maximum allowed KGC.virtual height of the center of gravityD.metacentric height
考题
Metacentric height is a measure of ______.A.initial stability onlyB.stability through all anglesC.maximum righting armD.All of the above
考题
单选题The angle to which a floating ship，with a negative initial metacentric height，lies while at rest in still water is the angle of（）.A
trimB
yawC
heelD
loll
考题
单选题The downflooding angle for a ship is the maximum angle at which（）.A
stability is positiveB
neutral equilibrium existsC
the load line is not submergedD
intact stability curves are valid
考题
单选题Cross curves of stability show which of the following?（）.A
The righting arms at various angles of inclination and displacementB
The metacentric height at large angle of heelC
The height of the center of buoyancy at various anglesD
The metacentric radius at various angles
考题
单选题What is the stability term for the distance from the center of gravity (G) to the Metacenter (M)，when small-angle stability applies? （）A
metacentric heightB
metacentric radiusC
height of the metacenterD
righting arm
考题
单选题Large quantities of uncovered pig iron or billets should not be carried in the upper-tween decks because（）.A
this does not eliminate the risk of cargo shiftingB
this will increase the metacentric height of the shipC
this will decrease the gravity height of the shipD
this will reduce the rolling period of the ship
考题
单选题The angle of loll is a stability term which applies to a floating ship with（）.A
off-center loadingB
stiff characteristicsC
excessive pitch or rollD
negative initial stability
考题
单选题Structural stress on a ship can be reduced by（）.A
lessening the effect of environmental forcesB
even and symmetrical variable loadingC
local concentration of heavy consumablesD
increasing the metacentric height
考题
单选题Initial stability refers to stability（）.A
at small angles of inclinationB
when loaded with minimum deck loadC
when at transit draftD
when GZ is zero
考题
单选题In small-angle stability，when external forces exist，the buoyant force is assumed to act vertically upwards through the center of buoyancy and through the（）.A
center of gravityB
center of flotationC
metacenterD
metacentric height
考题
单选题In snall angle stability, when external forces exist , the buoyant force is assumed to act vertically upwards through the center of buoyancy and through the（）.A
center of gravityB
center of flotationC
metacenterD
metacentric height
考题
单选题The maximum angle at which the intact stability curves are valid for ship’s is the angle for（）.A
the limit of positive stabilityB
the limit of small-angle stabilityC
maximum offsetD
downflooding
考题
单选题（） is not the information necessary for the master to obtain guidance as to the stability of the ship.A
a curve of minimum operational metacentric height（GM）versus draughtB
instructions concerning the operation of cross-flooding arrangementsC
the signals or lights being exhibited or soundedD
all other data and aids which might be necessary to maintain stability after damage
考题
单选题Which of the following is the reason that the metacentric height is a valid measure of only the initial stability?（）.A
The metacenter does not remain in the same position for large angles of inclinationB
The center of gravity shift due to inclinationC
The center of gravity shifts above the metacenter as the vessel is inclinedD
The mean draft will change as the vessel is inclinded
考题
单选题A negative metacentric height（）.A
will always cause a vessel to capsizeB
should always be immediately correctedC
always result from off-center weightsD
All of the above are correct
考题
单选题If the metacentric height is small，a floating vessel will（）.A
be tenderB
have a quick and rapid motionC
be stiffD
yaw
考题
单选题If the metacentric height is large，a floating vessel will（）.A
be tenderB
have a slow and easy motionC
be stiffD
have a tendency to yaw
考题
单选题A floating ship with an initial negative metacentric height（）.A
will capsizeB
will incline furtherC
may lie at an angle of lollD
may be initially level
考题
单选题In small angle stability，the metacentric height（）.A
is found in the hydrostatic tables for a level vesselB
multiplied by the displacement yields the righting momentC
is always positiveD
is calculated by subtracting KG from KM
考题
单选题In small angle stability,the metacenteric height（）.A
is found in the hydrostatic tables for a level vesselB
multiplied by the displacement yields the righting momentC
is always positiveD
is calculated by subtracting KG from KM
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