A load line is assigned to a ship to insure adequate stabili

【名词&注释】

船舶排水量(ship displacement)

[单选题]A load line is assigned to a ship to insure adequate stability and（）.

A. mooring tension
B. riser tension
C. lifesaving equipment
D. structural strength

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学习资料：

[单选题]某轮船长200m，漂心在船中前0.50m，dF=10.20m，dA=12.35m，则该轮的漂心修正量为（）m。

A. A．+0.003
B. B．-0.003
C. C．+0.005
D. D．-0.005

[单选题]某船由密度为ρ1=1.021g/cm3的水域驶入密度为ρ2=1.004g/cm3的水域，船舶排水量Δ=12015t，每厘米吃水吨数TPC=16.82t/cm，则船舶平均吃水改变量为（）cm。

A. A．10
B. B．12
C. C．14
D. D．8

[单选题]某轮船宽为20m，当其右倾2°时，左舷吃水减少（）m。

A. A．0.175
B. B．0.35
C. C．0.55
D. D．0.60

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

A. height of the metacenter
B. height of the righting arm
C. height of the center of buoyancy
D. metacentric height

[单选题]Load line regulations are designed to insure that a vessel has adequate structural strength and sufficient（）.

A. lifesaving equipment
B. stability
C. mooring tension
D. riser tensio

[单选题]The point to which your vessel’s center of gravity (G) may rise and still permit the vessel to have positive stability is called the（）.

A. metacentric point
B. metacenter
C. metacentric radius
D. tipping center

[单选题]The waterplane area is described as the intersection of the surface of the water in which a vessel floats and the（）.

A. baseline
B. vertical reference plane
C. hull
D. horizontal reference plane

[单选题]To calculate the free surface correction，it is necessary to divide the free-surface moments by the（）.

A. total weight of liquid loads
B. total displacement
C. lightweight
D. deadweight

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