Risk of collision is considered to exist if ___ . A. several vessels are nearby B. a vessel has a steady bearing at a constant range C. there is any doubt that a risk of collision exists D. a special circumstance situation is apparent

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Risk of collision is considered to exist if ___ .A. several vessels are nearbyB. a vessel has a steady bearing at a constant rangeC. there is any doubt that a risk of collision existsD. a special circumstance situation is apparent

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As required by COLREG, all ships shall _____a proper radar lookout if it is available onboard to obtain early warning of risk of collision.A. take B. maintain C. make use of D. give =keep

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Risk of collision in Malacca Strait is appreciable due to the following factors EXCEPT _____. A. heavy traffic using the through route B. frequent crossing trafficC. many local fishing crafts D. the SW monsoon

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A vessel the passage of which is not to be impeded ____to comply with this Rule when the two vessels are approaching one another so as to involve risk of collision.A. remains fully obliged B. has no obligationC. is not necessarily D. is exempted

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Which statement is TRUE concerning a vessel equipped with operational radar?A. She must use this equipment to obtain（获得） early（早期） warning of risk of collisionB. The use of a radar excuses a vessel from the need of a look-outC. The radar equipment is only required to be used in restricted visibilityD. The safe speed of such a vessel will likely be greater than that of vessels without radar

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