更多"[单选题] A vessel emitting harmful sub"的相关试题:
[单选题] When a pushing vessel and a vessel being pushed are rigidly connected in a composite unit, they shall be regarded as ______ .
A. a tugboat
B. a sailing vessel
C. a power-driven vessel
D. a vessel propelled by machinery and under sail
[单选题]? A vessel is in sight of another vessel when _______.
A. she can be observed by radar
B. she can be observed visually from the other vessel
C. she can be plotted on radar well enough to determine her heading
[单选题] If your vessel is the stand-on vessel in a crossing situation ______．
A.You must keep your course and speed
B.You may change course and speed as the other vessel must keep clear
C.The other vessel must keep her course and speed
D.Both vessels must keep their course and speed
[单选题] An overtaken vessel means a vessel ______ .
A. which has been overtaken by another vessel
B. which is going to overtake another vessel
C. which has overtaken another vessel
D. which is going to be overtaken by another vessel
[单选题],the vessel continued its voyage.
A.The main engine being repaired
B.The main engine to be repaired
C.The main engine having to be repaired
D.The main engine having been repaired
[单选题] Documented vessel operating over 50 miles offshore must carry an inflatable liferaft with a ______．
A.SOLAS A pack
B.SOLAS B pack
C.Coastal pack
D.Small vessel pack
[单选题] When anchoring a vessel under normal conditions，which scope of chain is recommended ________．
A.Four times the depth of water
B.Two and one-half times the depth of water
C.Five to seven times the depth of water
D.Fifteen times the depth of water
[单选题] Which statement is TRUE concerning a vessel equipped with operational radar?
A. She must use this equipment to obtain early warning of risk of collision.
B. The use of a radar excuses a vessel from the need of a look-out.
C. The radar equipment is only required to be used in restricted visibility.
D.The safe speed of such a vessel will likely be greater than that of vessels without radar
[单选题] In vessel construction，beams are transverse girders which provide support to ______．
A.Bulkheads
B.Deckhouse structures
C.Decks
D.Vertical frames
[单选题] What are the vessel equipment and personnel requirements for GMDSS ________．
A.Two licensed GMDSS radio operators
B.Equipment carriage requirements
C.Distress alerting and response
D.All of the above
[单选题] A vessel engaged in replenishment or transferring persons，provisions or cargo while under way can be regarded as ______.
A. a vessel restricted in her ability to maneuver
B. a vessel constrained by her draft
C. a vessel not under command
D. a power-driven vessel.
[单选题] In restricted visibility a towed vessel must sound a fog signal when it is ______.
A. the last vessel in the tow
B. the last vessel in the tow and it is carrying a crew
C. manned，regardless of its position in the tow
D. None of the above are correct
[单选题] The maximum number of passengers a vessel may carry ______．
A.is stated on the vessel's Certificate of Inspection
B.is the number authorized in the Navigation Rules
C.depends on the number of lifejackets you carry
D.is the number authorized by your license
[单选题] Your vessel is anchored in an open roadstead with three shots of chain out on the port anchor．The wind freshens considerably and the anchor begins to drag．Which action should you take FIRST ________．
A.Drop the starboard anchor short with about one shot of chain
B.Sheer out to starboard using the rudder，then drop the starboard anchor with about four shots of chain
C.Put the engines slow ahead to help the anchor
D.Veer out more chain on the port anchor
[单选题] A vessel using a traffic separation scheme shall normally join or leave a traffic lane at the ______ of the lane．
A.ended
B.terminative
C.termination
D.side．
[单选题] You are approaching another vessel and are not sure whether danger of collision exists．You must assume ______．
A.There is a risk of collision
B.You are the give-way vessel
C.The other vessel is also in doubt
D.All of the above are correct
