单项选择题In order to benefit from the use of storm oil in heavy seas,the storm oil should be spread ().

A.around the rudder and screws
B.completely around the vessel
C.to leeward of the vessel
D.to windward of the vessel


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2.单项选择题If a vessel is engaged in fishing according to the definitions in the Rules,it will have ().

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

3.单项选择题How are riveted lap joints made watertight?()

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

4.单项选择题For the purpose of the Rules,except where otherwise required,the term().

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

5.单项选择题FLOATING,CAUSED BY WINDS AND CURRENT WITH A DETERMINABLE DIRECTION defines().

A.Floating
B.Sailing
C.Drifting
D.Running into danger

7.单项选择题As a rule,ships of most configurations,when drifting in calm water with neglible current,will lie().

A.bow to the wind
B.beam to the wind
C.stern to the wind
D.with the wind on the quarter

8.单项选择题An inclined semisubmersible with a very short rolling period about a constant angle of list is likely to have().

A.an off-center TCG
B.an LCG greater than level vessel LCB
C.a negative GM
D.excessive free surfaces

9.单项选择题All of the following are engaged in fishing EXCEPT().

A.A vessel trawling
B.A vessel trolling
C.A vessel setting nets
D.A vessel tending lines

10.单项选择题A vessel with a large GM will().

A.have more resistance to listing in case of damage
B.have less tendency to have synchronous rolling
C.be less likely to have cargo shift
D.ride more comfortably