A. dividing the total longitudinal moment summation by displacement
B.dividing the total vertical moment summation by displacement
C.multiplying the MT1 by the longitudinal moments
D.subtracting LCF from LCB
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A.metacentric height
B.mean draft
C.moment to trim one inch
D.deadweight
A.lower than the center of gravity
B.at the same height as the center of gravity
C.higher than the baseline
D.on the longitudinal centerline
A.free surface effects are reduced due to pocketing
B.KG is reduced as the vessel seeks the angle of loll
C.effective beam is increased causing BM to increase
D.underwater volume of the hull is increased
A.vertically above the center of buoyancy
B.vertically above the center of gravity
C.at the intersection of the upright vertical centerline and the line of action of the buoyant force
D.at the geometric center of the underwater volume
A.The foot／tons needed to trim the vessel by 1 inch
B.The foot／tons needed to trim the vessel by 1 foot
C.The moments needed to trim the vessel by 1 centimeter
D.The amount of vessel will trim when loading 100 tons 100 feet from the tipping Center
最新試題
The original equilibrium position is stable when（）.
A ship is inclined at an angle of loll. In the absence of external forces，the righting arm (GZ) is（）.
A floating vessel will behave as if all of its weight is acting downward through the（）.
The geometric center of the waterplane area is called the（）.
A load line of a ship is assigned by（）.
Forces within a vessel have caused a difference between the starboard and port drafts. This difference is called（）.
A vessel’s KG is determined by（）.
For small angles of inclination，if the KG were equal to the KM，then the vessel would have（）.
Deballasting a double bottom has what affect on KG?（）.
For a given displacement，the righting arm has its maximum value when（）.