更多"Conditions for crossing a rough bar"的相关试题:
[单项选择]A position obtained by crossing lines of position taken at different times and advanced to a common time is a(n)（）.
A. running fix
B. dead-reckoning position
C. fix
D. estimated position
[单项选择]In a crossing situation on international waters, a short blast by the give-way vessel indicates that the vessel（）.
A. is holding course and speed
B. is turning to starboard
C. intends to pass port to port
D. will keep out of the way of the stand-on vessel
[单项选择]When crossing the magnetic equator the（）.
A. Flinders bar should be inverted
B. Heeling magnet should be inverted
C. The quadrantal spheres should be rotated 180°
D. Flinders bar should be moved to the opposite side of the binnacle
[单项选择]The charts show two dashed lines crossing the river justsouth of St. Catherine Bar Light. What does this indicate? （）
A. Overhead power lines
B. Louisiana-Mississippi ferry crossings
C. Two railroad trestles
D. Two submerged oil pipelines
[单项选择]OWING TROPICAL STORM9706 CROSSING OUR/COURSE PLSPERMIT SHELTERING KAGOSHIMA KAIWAN. This cable indicates that（）.
A. she requested shelter permission
B. she intended to berth at port of KAGOSHIMA
C. she intended to change her course
D. she was reporting to the port that a tropical storm is coming
[单项选择]In a crossing situation on open waters, a sailing vessel shall keep out of the way of all the following vessels except a vessel（）.
A. not under command
B. restricted in her ability to maneuver
C. engaged in towing
D. fishing
[单项选择]Your vessel is crossing a narrow channel.A vessel to port is within the channel and crossing your course.She is showing a black cylinder.What is your responsibility?（）
A. hold your course and speed
B. sound the danger signal
C. begin an exchange of passing signals
D. do not cross the channel if you might impede the other vessel
[单项选择]Which one of two crossing power-driven vessels has the right of way in a fog（）.
A. Both vessels
B. Neither vessel
C. The vessel on portside
D. The vessel on starboard side
[单项选择]A vessel crossing a river on the Western Rivers has the right of way over（）.
A. vessels ascending the river
B. vessels descending the river
C. all vessels ascending and descending the river
D. None of the above
[单项选择]In a crossing situation，a vessel fishing must keep out of the way of a vessel which is（）.
A. under sail
B. towing
C. restricted in her ability to maneuver
D. engaged in pilotage duty
[单项选择]In a crossing situation,the vessel which has the other on her own starboard side shall（）.
A. if the circumstances of the case admit, avoid crossing ahead of the other
B. change course to port to keep out of the way
C. overtaking another
D. All of the above
[单项选择]When crossing a front,isobars tend to（）.
A. change from smooth curves within the air mass to sharp bends at the front
B. change from sharp bends within the air mass to smooth curves at the front
C. pass smoothly across the front with no change
D. become closer together at the front and pass through in straight lines
[单项选择]In a crossing situation，the stand-on vessel should normally（）.
A. take action to cross ahead of the other vessel
B. take action to pass astern of the other vessel
C. maintain course and speed
D. change course and increase speed
[单项选择]In a crossing situation on open waters，a sailing vessel shall keep out of the way of all the following vessels EXCEPT a vessel（）.
A. not under command
B. restricted in her ability to maneuver
C. engaged in towing
D. fishing
[单项选择]Your 15-meter tug is underway and crossing a deep and narrow channel. A large container vessel is off your port bow on a steady bearing. Which statement is TRUE concerning this situation? （）.
A. You should maintain course and speed
B. The container vessel is the stand-on as it is the larger vessel
C. You are not to impede the safe passage of the container vessel in the channel
D. None of the above
[单项选择]When shall the stand-on vessel in a crossing situation take action to avoid the other vessel（）.
A. When a risk of collision exists
B. When action by the give-way vessel alone will not prevent a collision
C. When the bearing to give-way vessel becomes steady
D. When the vessels become less than 1/2 mile apart
[单项选择]A stand-on vessel in a crossing situation is allowed to take action when（）.
A. on a collision course
B. the vessels will pass within one mile
C. it becomes apparent to her that the give-way vessel is not taking appropriate action
D. the relative speed of the vessels indicates collision in less than six minutes
