Which vessel,when anchored at night,is NOT required to show anchor lights?().
A、A.A power-driven vessel
B、B.A vessel engaged on pilotage duty
C、C.A vessel dredging
D、D.A vessel restricted in her ability to maneuver
A、A.A power-driven vessel
B、B.A vessel engaged on pilotage duty
C、C.A vessel dredging
D、D.A vessel restricted in her ability to maneuver
A、A lightly laden vessel requires as much stopping distance as a fully laden vessel when the current is from astern B、A vessel is dead in the water when the back wash from astern operation reaches the bow C、A tunnel bow thruster can be used in an emergency to reduce the stopping distance D、When a vessel is dead in the water any speed displayed by doppler log reflects the current
A、if the compass bearing of an approaching vessel does not appreciably change B、even when an appreciable bearing change is evident, particularly when approaching a vessel at close range C、if you observe both sidelights of a vessel ahead for an extended period of time D、All of the above
A、if the compass bearing of an approaching vessel does not appreciably change B、even when an appreciable bearing change is evident, particularly when approaching a vessel at close range C、if you observe both sidelights of a vessel ahead for an extended period of time D、All of the above
A、Rudder action will become more effective B、The vessel's list will change C、The vessel's trim will change D、An increase in speed will occur
A、Land first sighted when vessel approaching from seaward B、Land last sighted when vessel leaving from a port C、In sight of one another when vessel underway D、In sight of an island during a ship on her voyage
A、land first sighted when vessel approaching from seaward B、land last sighted when vessel leaving from a port C、in sight of one another when vessel underway D、in sight of an island during a ship on her voyage
A、A.The vessel which has the other on her own starboard side B、B.The vessel which has the other on her own port side C、C.The one which hears the other's fog signal first D、D.Neither vessel is the stand-on vessel
A、When the vessel is in an overloaded condition B、When the vessel has arranged for both duplication of equipment AND shore-based maintenance C、When the vessel has replaced a required piece of GMDSS-related equipment but its performance has not been verified or logged D、When the vessel is carrying only two licensed GMDSS Radio Operators and is capable of performing all required functions