海上货物运输 - 船舶浮性 - 查题吧

单选题

（）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
Draft

单选题

When a vessel is inclined by an external force，the（）.

A. shape of the vessel's underwater hull remains the same
B. vessel's center of gravity shifts to the center of the vessel's underwater hull
C. vessel's center of buoyancy shifts to the center of the vessel's underwater hull
D. vessel's mean draft increase

单选题

What DOCS SALT WATER DRAFT means?（）.

A. It means summer draft
B. It means Maximum draft
C. It means Fresh Water draft
D. It means Seawater Draft

单选题

The upward pressure of displaced water is called（）.

A. buoyancy
B. deadweight
C. draft
D. freeboard

单选题

The ship should have a slightly deeper draft（）.

A. on port side
B. on starboard side
C. at the port quarter
D. at the ster

单选题

The ship has（）of more than 10 meters at full load.

A. an engine
B. an overall length
C. a displacement
D. a draft

单选题

The primary purpose of a load line is to establish required（）.

A. minimum freeboard
B. GM
C. transverse stability
D. fresh water allowance

单选题

The magnitude of a moment is the product of the force and（）.

A. time
B. lever arm
C. displacement
D. angle of inclinatio

单选题

The term that indicates how many tons of cargo a vessel can carry is（）.

A. bale cubic
B. deadweight
C. gross tonnage
D. loaded displacement

单选题

船舶由海水水域驶入淡水水域时，船舶所受浮力（）。

A. 减少
B. 增加
C. 不变
D. 变化不定

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