航海英语船舶浮性章节练习(2019.04.20)

单项选择题
The ship has（）of more than 10 meters at full load.
A.an engine
B.an overall length
C.a displacement
D.a draft
单项选择题
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（）.
A.LCG
B.transverse moment
C.righting moment
D.inclining moment
单项选择题
What is not usually a concern when loading a single-hulled tanker?（）
A.Bending moments
B.Initial stability
C.Draft
D.Trim
单项选择题
The ship should have a slightly deeper draft（）.
A.on port side
B.on starboard side
C.at the port quarter
D.at the stern
单项选择题
The upward pressure of displaced water is called（）.
A.buoyancy
B.deadweight
C.draft
D.freeboard
单项选择题
A neutral equilibrium position for a vessel means that the metacenter is（）.
A.lower than the keel
B.at the same height as the center of gravity
C.exactly at midships
D.at the center of the waterplane area
单项选择题
The change in trim of a vessel may be found by（）.
A.dividing the trim moments by MT1
B.subtracting the LCF from the LCB
C.looking at the Hydrostatic Properties Table for the draft of the vessel
D.dividing longitudinal moments by the displacement
单项选择题
Aboard a vessel，dividing the sum of the longitudinal moments by the total weight yields the vessel’s（）.
A.inclining moments
B.righting moments
C.vertical moments
D.longitudinal position of the center of gravity
单项选择题
（）refers to the depth of a vessel below the waterline，measured vertically to the lowest part of the hull，propellers or other reference points.
A.Free board
B.Stability height
C.Metacentric height
D.Draft
单项选择题
The TPC curve，one of the hydrostatic curves in a vessel’s plans，gives the number of tons（）.
A.necessary to change the angle of list 1°at a given draft
B.necessary to change trim 1 cm at a given draft
C.pressure per square cm on the vessel's hull at a given draft
D.necessary to further immerse the vessel 1 cm at a given draft