In determining if risk of collision exists， such risk may sometimes exist even when an appreciable bearing change is evident， particularly when approaching ________ ．A.very large vesselB.a long towC.a vessel at close rangeD.all A，B and C
In determining if risk of collision exists， such risk may sometimes exist even when an appreciable bearing change is evident， particularly when approaching ________ ．
A.very large vessel
B.a long tow
C.a vessel at close range
D.all A，B and C
相关考题：
Risk event probability is defined as:A the total number of possible events divided into the expectations or frequency of the risk eventB the number of times the risk event may occurC the fraction of the total project tasks which may be affected by the risk eventD the total number of possible events divided into the consequences of the risk event.E A and B
144 Risk event probability is defined as:A. the total number of possible events divided into the expectations or frequency of the risk eventB. the number of times the risk event may occurC. the fraction of the total project tasks which may be affected by the risk eventD. the total number of possible events divided into the consequences of the risk event.E. A and B
Risk of collision may exist ______.A.if the compass bearing of an approaching vessel does NOT appreciably changeB.even when an appreciable bearing change is evident, particularly when approaching a vessel at close rangeC.if you observe both sidelights of a vessel ahead for an extended period of timeD.All of the above
The risk of collision shall be deemed to exist if the compass bearing of an approaching vessel ().A.did not appreciably changeB.does not appreciably changeC.do not appreciably changeD.not appreciably change
A vessel hearing a fog signal forward of her beam has not determined if risk of collision exists. She shall reduce speed to ______.A.moderate speedB.safe speedC.half speedD.bare steerageway
Especially in adverse weather, risk of collision with an offshore supply vessel increases when the vessel is moored to what side of the unit?______.A.UpwindB.DownwindC.CrosswindD.Downcurrent
单选题To determine if risk of collision exists，a vessel which is fitted with radar must use（）.Aradar scanningBradar plottingCcompass bearingsDAll of the above
单选题Especially in adverse weather，risk of collision with an offshore supply vessel increases when the vessel is moored to what side of the unit?（）.AUpwindBDownwindCCrosswindDDowncurrent
单选题A vessel constrained by her draught shall，when risk of collision with another vessel in a crossing or head-on situation exists，（）.Aapply the relevant Steering and Sailing Rules as a power-driven vesselBapply the relevant Steering and Sailing Rules as a Sailing vesselCapply the relevant Steering and Sailing Rules as a vessel not under commandDapply the relevant Steering and Sailing Rules as a vessel engaged in a towing operation
单选题Risk of collision exists when an approaching vessel has a(n)（）.Agenerally steady bearing and decreasing rangeBgenerally steady range and increasing bearingCincreasing range and bearingDdecreasing bearing only
单选题In determining if risk of collision exists the following considerations shall be among（）.Athese taken into calculationBthose taking into accountCthat taken into accountDthose taken into account
单选题Risk of collision may be deemed to exist（）.Aif the compass bearing of an approaching vessel does not appreciably changeBeven when an appreciable bearing change is evident, particularly when approaching a vessel at close rangeCif you observe both sidelights of a vessel ahead for an extended period of timeDAll of the above
单选题The risk of collision shall be deemed to exist if the compass bearing of an approaching vessel （）.Adid not appreciably changeBdoes not appreciably changeCdo not appreciably changeDnot appreciably change
单选题Risk of collision is considered to exist if（）.Afour vessels are nearbyBa vessel has a steady bearing at a constant rangeCthere is any doubt that a risk of collision existsDa special circumstance situation is apparent
单选题You hear the fog signal of another vessel forward of your beam.Risk of collision may exist.You MUST（）.AReduce speed to bare steeragewayBStop your enginesCBegin a radar plotDAll of the above
单选题You are underway in thick fog. You have not determined if risk of collision exists. Which statement is TRUE?（）.AYour speed must be reduced to bare steeragewayBA look-out is not required if the radar is onCFog signals are only required when a vessel is detected by radarDThe radar should always be kept on a short-range scale
单选题When two power-driven vessels are meeting head-on and there is a risk of collision,each shall（）.Astop her enginesBalter course to starboardCsound the danger signalDback down
单选题You are in charge of a stand-on vessel in a crossing situation.The other vessel is 1.5 miles to port.You believe that risk of collision exists.You should（）.Atake avoiding action immediately upon determining that risk of collision existsBimmediately sound the danger signalCtake avoiding action only after providing the give-way vessel time to take action ,and determining that her action is not appropriateDhold course and speed until the point of extremis, and then sound the danger signal, taking whatever action will best avert collision
单选题When you doubt the existence of risk of collision,（）.Asuch risk shall be deemed to existBsuch risk shall not be deemed to existCyou needn't take any action to avoid collision with any vesselDyou should accelerate your speed ahead
单选题A vessel hearing a fog signal forward of her beam has not determined if risk of collision exists. She shall reduce speed to（）.Amoderate speedBsafe speedChalf speedDbare steerageway
单选题When two power-driven vessels are meeting on reciprocal or nearly reciprocal courses so as to involve risk of collision,they shall be deemed to be in（）.Ahead-on situationBcrossing situationCovertaking situationDclose-quarters situation
单选题Risk of collision may exist（）.Aif the compass bearing of an approaching vessel does not appreciably changeBeven when an appreciable bearing change is evident, particularly when approaching a vessel at close rangeCif you observe both sidelights of a vessel ahead for an extended period of timeDAll of the above
单选题You are underway in thick fog.You have not determined if risk of collision exists.Which statement is true?（）AYour speed must be reduced to bare steerage waysBA look-out is not required if the radar is onCThe radar should always be kept on a short-range scaleDFog signals are only required when a vessel is detected by radar
单选题You are underway in reduced visibility.You hear the fog signal of another vessel about 20° on your starboard bow.Risk of collision may exist.You should（）.Aalter course to starboard to pass around the other vesselBreduce your speed to bare steeragewayCslow your engines and let the other vessel pass ahead of youDalter course to port to pass the other vessel on its portside
单选题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.Aremains fully obligedBhas no obligationCis not necessarilyDis exempted
单选题You are approaching another vessel and are not sure whether danger of collision exists. You must assume（）.Athere is a risk of collisionByou are the give-way vesselCthe other vessel is the give-way vesselDthere is no risk of collision
单选题In determining if risk of collision exists，if there is any doubt，such risk shall be deemed to（）.AexistBexistsCexistingDto be existed