A.increase the righting moment
B.increase the righting arm
C.increase list or trim
D.decrease list or trim
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A.require ballast
B.be down by the head
C.sink
D.float
A.waterline
B.freeboard deck
C.plimsoll mark
D.amidships section
A.average of the observed drafts
B.draft at the center of flotation
C.draft corresponding to the calculated displacement
D.mean of the calculated drafts
A.KG is increased
B.KG is decreased
C.KG is not affected
D.KG increases at light drafts and decreases at deep drafts
A.KM is small
B.KM is high
C.BL is small
D.KB is large
最新試題
Although KG for a ship in lightweight is relatively high，the vessel is stiff because（）.
For an upright vessel，draft is the vertical distance between the keel and the（）.
On a semisubmersible ship，reserve buoyancy is increased by the presence of void spaces above the waterline in the（）.
My drafts are 28 feet（）and 29 feet aft.
Some cargoes are（）in weight but（）in size.
If the cause of severe list or trim is off-center ballast，counterflooding into empty tanks will（）.
It’ll affect neither the draft（）the rotation of discharging.
On a vessel，multiplying a load’s weight by the distance of the load’s center of gravity above the baseline results in a(n)（）.
On the cargo manifest，the gross weight of a box containing cargo is the weight of the（）.
Keeping the draft at or below the load line mark will insure that the vessel has adequate（）.