A.center of buoyancy
B.center of flotation
C.uncorrected height of the center of gravity of the vessel
D.center of gravity of the vessel corrected for free surface effects
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A.the center of volume of the immersed portion of the vessel
B.the center of gravity of the water plane
C.that point at which all the vertical downward forces of weight are considered to be concentrated
D.that point at which all the vertical upward forces of buoyancy are considered to be concentrated
A.geometric center of the waterplane area
B.intersection of the vertical centerline and line of action of the buoyant force
C.center of gravity of the vessel corrected for free surface effects
D.geometric center of the displaced volume
A.mean draft
B.true mean draft
C.mean of the calculated drafts
D.draft at the center of flotation
A.trim
B.yaw
C.heel
D.loll
A.lighter／large
B.light／larger
C.lighter／larger
D.light／large
最新試題
The center of volume of the immersed portion of the hull is called the（）.
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（）.
It’ll affect neither the draft（）the rotation of discharging.
Intact buoyancy is a term used to describe（）.
If the cause of severe list or trim is off-center ballast，counterflooding into empty tanks will（）.
A vessel would be referred to as tender when the weight of the cargo is（）.
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)（）.
Owing to the big draft，the ship is not permitted to go alongside until the time of（）.
The center of buoyancy is located at the（）.