A.decrease in KM is equal to the loss of draft
B.virtual rise of G is directly proportional to the remaining draft
C.lost buoyancy method is used to calculate KM，and KB is reduced
D.displacement lost acts at the point where the ship is aground
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A.large GM
B.high center of gravity
C.excessive free surface
D.small GZ
A.at
B.in
C.on
D.to
A.the provision to be provided when the vessel sails in fresh water area
B.the fresh water to be carried by a vessel
C.the allowance of fresh water for each crew member when in distress at sea
D.the amount of free board decreased when sailing in fresh water area
A.increase reserve buoyancy
B.decrease the righting moments
C.decrease KG
D.increase KM
A.KM is small
B.KM is high
C.BL is small
D.KB is large
最新試題
At an angle of loll，the righting arm (GZ) is（）.
All of the following can be determined by use of a stabilogauge EXCEPT（）.
At all angles of inclination，the metacenter is（）.
The downflooding angle for a ship is the minimum angle at which（）.
Before counterflooding to correct a list，you must be sure the list is due to（）.
Progressive flooding may be indicated by（）.
The difference between the height of the metacenter and the height of the center of gravity is known as the（）.
Semisubmersibles A and B are identical. However，A is more tender than B. This means that A relative to B has a（）.
If the metacentric height is large，a floating vessel will（）.
The existence of liquids in partially full tanks or compartments of a ship causes a virtual rise in the height of the（）.