If you wear extra clothing when entering the water after abandoning ship it will ______.A.weigh you downB.preserve body heatC.reduce your body heatD.make it more difficult to bteathe
If you wear extra clothing when entering the water after abandoning ship it will ______.
A.weigh you down
B.preserve body heat
C.reduce your body heat
D.make it more difficult to bteathe
相关考题：
Which statement about damage control is TRUE ________．A.A hole in the hull at the waterline is more dangerous than a hole below the inner bottomB.The amount of water entering a ship through a hole varies inversely to the area of the holeC.Water flowing into a lower compartment on a ship is more dangerous than water on deck or flowing into an upper compartmentD.Water flowing over the forecastle bulwark is more dangerous than a hole in the hull at the waterline
When should the emergency position-indicating radio beacon be activated after abandoning an OSV ________．A.ImmediatelyB.After one hourC.Only when another vessel is in sightD.Only after sunset
After abandoning ship, you should deploy the sea anchor from a life raft to ______.A.keep the life raft from capsizingB.navigate against the currentC.keep personnel from getting seasickD.stay in the general location
Every ship should hoist ______ when approaching and entering ports.A.its flashing lightB.the ship’s nameC.its identificationD.its signal letters
If you must enter water on which there is an oil fire, you should ______.A.protect your life preserver by holding it above your headB.enter the water on the windward side of the vesselC.keep both hands in front of your face to break the water surface when diving head firstD.wear very light clothing
In the first 24 hours after abandoning a vessel, water should be given only to personnel who are ______.A.sick or injuredB.wetC.AwakeD.thirsty
When do sailors make the ship fast? （）A、When a ship is unmooring.B、After a ship is in position alongside a wharf.C、Before a ship is loading.D、A and C
单选题The object of plugging holes below the waterline on a ship should be to（）.Aeliminate all water entering the holeBonly plug holes in machinery or other vital spacesCreduce the entry of water as much as possibleDplug the largest holes first
单选题When should the emergency position-indicating radio beacon be activated after abandoning an OSV?（）AImmediatelyBAfter one hourCOnly when another vessel is in sightDOnly after sunset
单选题When abandoning ship and jumping into the water from a substantial height without a life jacket，you should（）.Adive head first，using your hands to break the surface of the waterBhold your arms firmly at your sides and jump feet firstCjump feet first，covering your nose and mouth with one hand and grasping the opposing upper arm with the otherDjump feet first，holding your knees to your chest
单选题When a ship is entering to shallow water, ship resistance will be increased and the speed of main engine reduced.Due to the function of the governor, the main engine will（）Areduce fuel feedingBincrease fuel feedingCkeep original fuel feedingDbe overspeed
单选题If you wear extra clothing when entering the water after abandoning ship it will（）.Aweigh you downBpreserve body heatCreduce your body heatDmake it more difficult to breathe
单选题In the first 24 hours after abandoning a vessel , water should be given only to personnel who are（）.AthirstyBsick or injuredCwetDawake
单选题If you have to jump in the water when abandoning a vessel，your legs should be（）.Aspread apart as far as possibleBheld as tightly against your chest as possibleCin a kneeling positionDextended straight down and crossed at the ankles
单选题When will the float-free emergency position indicating radio beacon be activated after abandoning ship?（）AImmediately after floating freeBAfter about one hour when the salt water activates the batteryCOnly when keyed by the radar of another vesselDOnly when daylight activates the photovoltaic cell
单选题After abandoning ship which action should be taken IMMEDIATELY upon entering a liferaft?（）AOpen equipment packBIssue anti-seasickness medicineCCut painter and clear the shipDDry the liferaft floor and inflate
单选题How should signal flares be used after you have abandoned ship and are adrift in a liferaft?（）.AImmediately use all the signals at onceBUse all the signals during the first nightCEmploy a signal every hour after abandoning ship until they are goneDUse them only when you are aware of a ship or plane in the area
单选题After abandoning ship, you should deploy the sea anchor from a life raft to（）.Akeep the life raft from capsizingBnavigate against the currentCkeep personnel from getting seasickDstay in the general location
单选题When a ship in loaded condition floats at arbitrary water line, its displacement is to the relevant mass of water displaced by the ship（）AequalBlargerCsmallerDequivalent
单选题After abandoning ship，you should deploy the sea anchor from a liferaft to（）.Akeep the liferaft from capsizingBnavigate against the currentCkeep personnel from getting seasickDstay in the general location
单选题When should the emergency position-indicating radiobeacon be activated after abandoning a ship?（）AImmediatelyBAfter one hourCOnly when another vessel is in sightDOnly after sunset
单选题To keep injured survivors warm in the water after abandoning a ship，they should（）.Abe placed in the middle of a small circle formed by the other survivors in the waterBfloat on their backs with their arms extended for maximum exposure to the airCremove their life preservers and hold on to the uninjured survivorsDsip seawater at intervals of fifteen minutes
单选题If there are a number of survivors in the water after abandoning ship，they should（）.Atie themselves to the unit so they won't drift with the currentBform a small circular group to create a warmer pocket of water in the center of the circleCsend the strongest swimmer to shore for assistanceDform a raft by lashing their life preservers together
单选题Every ship should hoist（）when approaching and entering ports.Aits flashing lightBthe ship's nameCits identificationDits signal letters
单选题When oil is accidentally discharged into the water，what should you do after reporting the discharge（）.AContain the oil and remove as much of it as possible from the waterBThrow chemical agents on the water to disperse the oilCThrow sand on the water to sink the oilDObtain your permit from the Corps of Engineers
单选题When abandoning ship，after launching the motor lifeboat you should（）.Aplot a course for the nearest landBtake a vote on which direction you should goCstay in the immediate areaDgo in one direction until fuel runs out
单选题When will the float-free emergency position indicating radiobeacon be activated after abandoning ship? （）AImmediately after floating freeBAfter about one hour when the salt water activates the batteryCOnly when keyed by the radar of another vesselDOnly when daylight activates the photovoltaic cell