单选题What is required to launch a boat stowed in a crescent davit?（）AHoist the boat clear of the cradleBRelease the outboard part of the cradleCRig the tricing linesDCrank the crescent out
单选题
What is required to launch a boat stowed in a crescent davit?（）
A
Hoist the boat clear of the cradle
B
Release the outboard part of the cradle
C
Rig the tricing lines
D
Crank the crescent out
参考解析
解析：
暂无解析
相关考题：
You are required to launch the App.exe process, and specify sample.txt as the input file.App.exe will then use the contents of sample.txt to establish the environment‘s current settings.You need to ensure that the code you use meets these requirements.What should you do?（）A.B.C.D.
Prior to entering a davit-launched life raft, you should make sure that ______.A.the life raft is well ventilated of excess carbon dioxideB.all personnel have removed their life preservers to facilitate boardingC.the door flap has been cut away and stowed inside the raftD.All of the above
The rescue boat on an OSV is not required to carry a ______.A.fishing kitB.searchlightC.sea anchorD.radar reflector
Coast Guard approved buoyant work vests ______．A.may be substituted for 10 percent of the required life preserversB.should be stowed adjacent to lifeboats and emergency stationsC.may be used by boat crews and line handlers during lifeboat drillsD.should be used when carrying out duties near a weather deck's edge
While cranking out a quadrantal davit，slippage of the quadrant due to excessive wear or failure of the teeth in the quadrant will cause the ______．A.Davit arm to pivot on the traveling nut and the head to fall outboardB.Traveling nut to lock up in place on the worm gearC.Limit switch to engage and hold the traveling nut in positionD.Winch brake to lock in position and prevent lowering the boat
During a fire drill on a vessel, what action is required? ______.A.Start each fire pump.B.Launch and run a lifeboat.C.Inventory rescue and fire equipment.D.Inspect fire hoses
Frapping lines are fitted to lifeboat davits to ______.A.secure the lifeboat in the davits when in the stowed positionB.bring the life boat close along the rail in the embarkation positionC.give the occupants a safety line when the boat is being lowered from the embarkation levelD.reduce the swinging of the lifeboat at the embarkation level
In launching a lifeboat, when should the tricing pendants be released?______.A.Before the boat is lowered from the stowage positionB.As soon as the boat-fall blocks clear the davit headC.After the limit switch is activatedD.After all people have been embarked
During a fire drill on a vessel, what action is required？（）A、Start each fire pumpB、Launch and run a lifeboatC、Inspect fire hosesD、Close each fire pump
Start the （）(艇机), drive the boat from the ship quickly.A、boat engineB、davit motorC、main engineD、fire boat
单选题A mechanical davit is designed to automatically（）.Aposition the boat at the embarkation stationBlift the boat off the inboard chocksCenergize the winch for the fallsDset the brake on the winch
单选题After the boat is at the top of the davit heads，the davit arms begin moving up the tracks and are stopped by the（）.Ahoist manBlimit switchCbrake handleDpreventer bar
单选题The boat is stowed on the davit rather than on a cradle with which type of davit?（）ACrescentBSheath-screw boomCQuadrantalDRadial
单选题In launching a lifeboat，when should the tricing pendants be released?（）.ABefore the boat is lowered from the stowage positionBAs soon as the boat-fall blocks clear the davit headCAfter the limit switch is activatedDAfter all people have been embarked
单选题When launching a lifeboat，the tricing pennants should be released（）.Abefore the boat is lowered from the stowed positionBas the boat-fall blocks break clear of the davit headCbefore the boat is lowered from the embarkation levelDafter the boat is released into the water
单选题Prior to entering a davit-launched liferaft，you should make sure that（）.Athe liferaft is well ventilated of excess carbon dioxideBall personnel have removed their life preservers to facilitate boardingCthe door flap has been cut away and stowed inside the raftDAll of the above
单选题Prior to entering a davit-launched life raft, you should make sure that（）.Athe life raft is well ventilated of excess carbon dioxideBall personnel have removed their life preservers to facilitate boardingCthe door flap has been cut away and stowed inside the raftDAll of the above
单选题The lifeboats on your vessel are stowed on cradles on deck and are handled by sheath-screw boom davits. Which of the following statements about launching a boat is TRUE?（）AThe boat should be hoisted a few inches clear of the cradle before cranking out the davitsBThe inboard gripes should be cast off before the outboard gripesCThe outboard section of the cradle must be releasedDThe tricing pendants will automatically bring the boat alongside at the embarkation deck
单选题Frapping lines（）.Asecure the lifeboat in the davits when in the stowed positionBbring the lifeboat close alongside the rail in the embarkation positionCgive the occupants a safety line when the boat is being lowered from the embarkation levelDreduce the swinging of the lifeboat at the embarkation level
单选题Any firefighting equipment that is carried in addition to the minimum required number on a ship must（）.Ameet the applicable standardsBbe marked as additional equipmentCbe stowed in a separate areaDAll of the above
单选题On open lifeboats，the purpose of the wire stretched between the davit heads is to（）.Akeep the movement of the davits at the same speedBkeep the davits from slipping when they are in the stowed positionCprevent vibration during lowering of the boatDsupport the manropes
单选题Limit switches（）.Acontrol the descent rate of a lifeboatBcontrol the ascent rate of a lifeboatCcut off power to the winch when the lifeboat nears the final stowed positionDcut off power to the winch when the lifeboat reaches the davit bumpers
单选题When launching a lifeboat in the rough sea, the davit gears should be released（）.Abefore the boat is lowered from the stowed positionBas the boat fall blocks break clear of the davit headCbefore the boat is lowered from the embarkation levelDafter the boat is released into the water
单选题What is NOT an advantage of the house-fall system when compared to a married-fall system using two of the ship’s booms? （）AThere is a steady spotting area under the dockside blockBLoading can be accomplished from a narrow apron without endangering the inboard boomCThe system can be used for working the second deck of a warehouseDThere is more accurate control of cargo drafts required to be stowed in the wings
单选题The pivot pin at the base of a sheath-screw boom davit must be（）.Ainserted each time before the booms are cranked outBperiodically removed for inspection and lubricatedCreplaced at each inspection for certificationDin the locked position after the boat is cradled and griped down
单选题Any firefighting equipment that is carried in addition to the minimum required must（）.Ameet the applicable standardsBbe marked as additional equipmentCbe stowed in a separate areaDAll of the above
单选题Coast Guard approved buoyant work vests（）.Amay be substituted for 10 percent of the required life preserversBshould be stowed adjacent to lifeboats and emergency stationsCmay be used by boat crews and line handlers during lifeboat drillsDshould be used when carrying out duties near a weather deck's edge