单选题On a tank vessel, which of the following substances would be burning in a class "B" fire?（）AOilBWoodCRagsDElectrical wiring
单选题
On a tank vessel, which of the following substances would be burning in a class "B" fire?（）
A
Oil
B
Wood
C
Rags
D
Electrical wiring
参考解析
解析：
暂无解析
相关考题：
Of the following, the most important consideration for a tank vessel is ______.A.GMB.the vertical center of gravityC.the longitudinal center of gravityD.the stress on the hull
If it becomes necessary to pump bilges while a vessel is in port, which of the following procedures should be followed?A.Pump only if the discharge is led to a shore tank or bargeB.Pump only during the hours of darknessC.Pump only on the outgoing tideD.Pump only as much as is necessary
To determine which grades of cargo a tank vessel is permitted to carry you should ______.A.refer to the vessel's Certificate of InspectionB.examine the cargo tanks and fittingsC.ask the terminal supervisor or his representativeD.check the loading order
Which of the following would be considered downflooding on a fishing vessel as defined in regulation?A.Vessel heels until water enters a hatchB.Vessel in collision floods through a damaged area above the waterlineC.Vessel takes on water due to the hatches being left open in heavy rainD.Vessel takes on water by the propeller shaft due to failure of the stern gland
A large GM would give a vessel which of the following characteristics ________．① More safety in case of flooding；② Increased racking stresses．A.① onlyB.② onlyC.Both ① and ②D.Neither ① nor ②
The discharge into sea of substances in Category A as defined or of those provisionally assessed as such or ballast water，tank washings，or other residues or mixtures containing such substances shall be ______．A.MotivatedB.InnovatedC.ProhibitedD.Provided
An overtaking situation at night would be one in which one vessel sees which light(s) of a vessel ahead ?______.A.Masthead lights and sidelightsB.One sidelight, the masthead lights and stern-lightC.Both sidelightsD.Stern-light
单选题A Master would be well advised to file a note of protest if（）.APortions of his vessel's cargo were illegally impoundedBLongshore labor went on strike in a port causing undue vessel delayCCargo was received at ship side which was damaged in land transitDThe vessel encountered heavy weather which might have caused bottom damage
单选题Your vessel is taking on bunkers from a shore side facility, if oil begins flowing from one tank vent, which of the following actions should be taken FIRST?（）AOpen the intake valve to an adjacent tankBSet out drip pans and sawdust and begin to mop up the spillCSignal the shore control point to shutdownDClose the valve on the tank vent line
单选题Which statement is TRUE concerning a towing vessel which，due to the nature of her work，is unable to keep out of the way of another vessel?（）ABy day，she shall carry a black cylinder shapeBBy day，she shall carry two black balls in a vertical lineCBy night，she would show the same lights as a vessel not under commandDBy day，she would show the same shapes as a vessel restricted in her ability to maneuver
单选题Which of the following is more important in determining the amount of free surface that will be produced?（）.AThe breath of the tankBThe length of the tankCThe amount of liquid in the tankDThe position of the tank in relation to the center line of the vessel
单选题In order to determine the trimming arm for your vessel at any particular draft，which of the following would you compare?（）.ALongitudinal center of buoyancy and longitudinal center of gravityBLongitudinal center of floatation and longitudinal center of gravityCLongitudinal center of floatation and longitudinal center of buoyancyDLongitudinal tipping center and longitudinal center of gravity
单选题Upon receipt of a distress message，a merchant vessel is bound to proceed to the scene of the distress. Under which of the following cases would this NOT be true?（）AThe vessel would arrive at the distress scene more than 36 hours after the receipt of the initial distress messageBThere are vessels closer to the distress scene that are proceeding to assistCThe Master of the vessel in distress has requisitioned another vessel，and that vessel has accepted the requisitionDYou are on a tank vessel and the distress involves a major fire on board the other vessel
单选题A tank which carries liquid is dangerous to the stability of a vessel when it is（）.Alow in the vesselBcompletely emptyCcompletely fullDslack
单选题To determine which grades of cargo a tank vessel is permitted to carry you should（）.Arefer to the vessel's Certificate of InspectionBexamine the cargo tanks and fittingsCask the terminal supervisor or his representativeDcheck the loading order
单选题Which of the following electric motors would be the safest and most reliable to use on the main deck of a vessel in foul weather conditions?（）ASealed motorsBDrip proof motorsCEnclosed motorsDWatertight motors
单选题If it becomes necessary to pump bilges while a vessel is in port, which of the following procedures should be followed?（）APump only if the discharge is led to a shore tank or bargeBPump only during the hours of darknessCPump only on the outgoing tideDPump only as much as is necessary
单选题A vessel loads edible oil in a deep tank through a manhole at the midlength of the tank. In order to fill the tank to maximum capacity，what trim should the vessel have?（）ADown by the bowBDown by the sternCDown by either the bow or sternDIn level trim
单选题An overtaking situation at night would be one in which one vessel sees which light(s) of a vessel ahead?（）AMasthead lights and sidelightsBOne sidelight，the masthead lights and stern lightCBoth sidelightsDStern light
单选题Which vessel when anchored at night，would not be required to show anchor lights? （）AA vessel engaged in underwater operationsBA vessel engaged in mine clearanceCA vessel engaged on pilotage dutyDA vessel engaged in survey operations
单选题Upon receipt of a distress message，a merchant vessel is bound to proceed to the scene of the distress. Under which of the following cases would this NOT be true?（）AThe vessel would arrive at the distress scene more than 36 hours after the receipt of the initial distress messageBThere are vessels closer to the distress scene that are proceeding to assistCThe Master of the vessel in distress has requisitioned another vessel，and that vessel has accepted the requisitionDYou are on a tanker and the distress involves a major fire on board the other vessel
单选题Following a grounding, you can best determine that a SLACK fuel oil tank has been holed by （）.Asounding the tankBwaiting for the vessel to listCexamining tank boundariesDchecking fuel oil strainers
单选题A vessel which is being assisted by an icebreaker would display a flag hoist consisting of the code numeral 4 when the vessel（）.Aspeed begins to dropBstopsCreceives ice damageDbecomes icebound
单选题Which vessel would display a cone，apex downward（）.AA fishing vessel with outlying gearBA vessel proceeding under sail and machineryCA vessel engaged in diving operationsDA vessel being towed
单选题Several merchant ships are arriving at the scene of a distress incident. One of the them must assume the duties of the Coordinator Surface Search (CSS). Which of the following statements is TRUE? （）ACSS duties are always assumed by passenger vessels，dry cargo vessels，or tankers in that order of precedenceBThe CSS must be established by mutual agreement between the ships concernedCA tank vessel should never be assigned CSS duties unless only tank vessels are presentDThe first vessel to arrive at the distress incident is designated as the CSS
单选题0f the following, the most important consideration for a tank vessel is（）.AGMBthe vertical center of gravityCthe longitudinal center of gravityDthe stress on the hull
单选题A vessel is equipped with cross-connected deep tanks.In which situation should the crossconnection valve be closed?（）.AThe tank lie above the waterline and are filledBThe tank are partically filled with dry cargoCThe tanks are partially filled with liquid cargoDThe tanks are filled and lie below the waterline