单项选择题

If the vertical center of gravity (VCG) of a ship rises 1.7 feet，the righting arm (GZ) for the various angles of inclination will（）.

A.decrease
B.increase
C.remain unchanged
D.be changed by the amount of GG' x cosine of the angle

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单项选择题

From（）the information concerning the tons per inch or centimeter immersion of a vessel shall be usually found.

A.Stability curve
B.Deadweight scale
C.Table of Azimuth
D.Freeboard assignment

单项选择题

For a floating vessel，the result of subtracting KG from KM is the（）.

A.height of the metacenter
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For a floating vessel，the center of flotation is the point in the waterplane（）.

A.about which the vessel lists and trims
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C.which，in the absence of external forces，is always vertically aligned with the center of gravity
D.which is shown in the hydrostatic tables as VCB