A.ballast
B.reserve buoyancy
C.displacement
D.rolling periods
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A.or
B.and
C.nor
D.either
A.for my vessel crossing safely
B.my vessel is to cross safely
C.for my vessel to cross safely
D.for my vessel's crossing safely
A.the volume of all intact spaces above the waterline
B.an intact space below the surface of a flooded area
C.an intact space which can be flooded without causing a ship to sink
D.the space at which all the vertical upward forces of buoyancy are considered to be concentrated
A.center of gravity
B.amidships station
C.center of flotation
D.geometric center of the waterplane area
A.a little deeper aft
B.a little deeper forward
C.at the same draught between fore and aft
D.a balance between two sides
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In practice，it is usual for the ship to be loaded（）to improve the vessel’s movement through the water.
Deballasting a double bottom has what affect on KG?（）
Some cargoes are（）in weight but（）in size.
Reserve buoyancy is the（）.
Intact buoyancy is a term used to describe（）.
Aboard a vessel，multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in the load’s（）.
Aboard a ship，multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in the load’s（）.
If the buoyant force on a ship’s hull is equal to the displacement tonnage，the ship will（）.
After transferring a weight forward on a vessel，the draft at the center of flotation will（）.
Shifting weight aft in heavy weather will reduce the tendency to yaw，but may increase the tendency to（）.