A.waterline
B.freeboard deck
C.plimsoll mark
D.amidships section
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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
A.INTERNATIONAL LOAD LINE CERTIFICATE
B.PASSENGER SHIP SAFETY CERTIFICATE
C.CARGO SHIP SAFETY CONSTRUCTION CERTIFICATE
D.GENERAL DECLARATION
A.change，depending on the location of the LCG
B.increase
C.decrease
D.remain constant
最新試題
The center of volume of the immersed portion of the hull is called the（）.
After transferring a weight forward on a vessel，the draft at the center of flotation will（）.
In the absence of external forces，the center of buoyancy of an inclined vessel is vertically aligned directly below the（）.
The controlling depth of the river is（）.
My drafts are 28 feet（）and 29 feet aft.
The center of the underwater volume of a floating vessel is the（）.
Some cargoes are（）in weight but（）in size.
If the buoyant force on a ship’s hull is equal to the displacement tonnage，the ship will（）.
The center of flotation of a vessel is（）.
Shifting weight aft in heavy weather will reduce the tendency to yaw，but may increase the tendency to（）.