A.unoccupied space below the waterline
B.volume of intact space above the waterline
C.excess of the buoyant force over the gravity force
D.difference in the buoyant force in salt and fresh waters
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A.also called GM
B.the void portion of the ship below the waterline which is enclosed and watertight
C.affected by the number of transverse watertight bulkheads
D.the watertight portion of a vessel above the waterline
A.roll period
B.metacentric height
C.waterplane area
D.vessel's draft
A.ebb tide
B.flood tide
C.spring tide
D.slack water
A.cargo
B.box
C.cargo and box
D.rate weight
A.transverse moment
B.vertical moment
C.righting moment
D.inclining moment
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（）.
It’ll affect neither the draft（）the rotation of discharging.
The controlling depth of the river is（）.
The center of buoyancy is located at the（）.
Reserve buoyancy is the（）.
Intact buoyancy is a term used to describe（）.
For a floating vessel，true mean draft is always the（）.
Reserve buoyancy is（）.
Owing to the big draft，the ship is not permitted to go alongside until the time of（）.