When a vessel has positive stability,the distance between the line of force through B and the line of force through G is called the().
A、metacentric height
B、righting arm
C、righting moment
D、metacentric radius
A、metacentric height
B、righting arm
C、righting moment
D、metacentric radius
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
A、the stand-on vessel may change course and speed at any time as it has the right of way B、after the give-way vessel sounds one blast in a crossing situation C、when action by the give-way vessel alone cannot prevent collision D、when the two vessels become less than half a mile apart
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、The vessel moving upstream against the current B、The vessel moving downstream with a following current C、The vessel located more towards the channel centerline D、The vessel with the least amount of maneuverability
A、can be observed by radar B、has determined that risk of collision exists C、is sounding a fog signal which can be heard on the other vessel D、can be observed visually from the other vessel
A、has no more than two compartments B、has two compartments in addition to the engine room C、will sink if any two compartments are flooded D、will float if any two adjacent compartments are flooded
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
A、when was your vessel built B、at what time is your vessel building C、when is your vessel built D、at what time you built your vessel
A、When was your vessel built B、At what time is your vessel building C、When is your vessel built D、At what time you built your vessel