A.11 seconds
B.15 seconds
C.20 seconds
D.22 seconds
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A.gear extending from the side or stern
B.gear that restricts maneuverability
C.less than 50 percent trolling lines
D.None of the above
A.The faying surfaces are coated with white lead (or similar product) before the rivets are set
B.A sealing weld bead of 1/8 or less pitch is run along the plate edge
C.The plate edge is split close to an adjacent plate and mechanically forced into contact with the adjacent plate
D.A properly riveted joint will be watertight; any leakage is stopped by setting up on the rivets
A.vessel includes seaplanes
B.seaplane includes non-displacement craft
C.vessel engaged in fishing includes a vessel fishing with trolling lines
D.vessel restricted in her ability to maneuver includes fishing vessels
A.Floating
B.Sailing
C.Drifting
D.Running into danger
A.vessel trolling
B.mineclearing vessel
C.trawler
D.vessel engaged in replenishment at sea
最新試題
The pitch of a propeller is a measure of the（）.
That half of the hurricane to the right hand side of its track (as you face the same direction that the storm is moving) in the Northern Hemisphere is called the（）.
Which will NOT reduce yawing of a tow?（）
Which statement is TRUE of a stiff vessel? （）
To prevent damage by and to storage batteries aboardsmall passenger vessels they should be located（）.
When taking soundings on a floating ship，the tape should be lowered and brought back quickly to（）.
When a deck cargo is secured with chain or wire lashings and grab (pear) links，which statement is FALSE?（）
One method of controlling rats on vessels is by rat-proofing. Rat-proofing is accomplished by （）.
The angular movement of a vessel about a horizontal line drawn from its bow to its stern is （）.
Multi-year ice is the hardest sea ice and should be avoided if possible. It is recognizable because of what tone to its surface color? （）