单选题A tow bridle is attached to the main tow hawser at the（）.Abight ringBtow hookCfishplateDswivel
单选题
A tow bridle is attached to the main tow hawser at the（）.
A
bight ring
B
tow hook
C
fishplate
D
swivel
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相关考题：
One advantage of chain over wire rope for a tow bridle is that chain ______.A.is better suited for inland towingB.resists damage from chafingC.handles more easilyD.equalizes towing forces better
Before leaving port on an ocean tow，a tug captain should assure himself of all the following EXCEPT ______.A.the towing hawser can be released quickly in an emergencyB.the correct navigation lights are rigged and operable on the tug and towC.an insurance underwriter has prepared a pre-sailing surveyD.a pick-up wire has been rigged on the tow in case of a breakaway.
A tug is "in irons" when held in a fixed position by ______.A.the weight of its tow，its being anchored，or groundedB.the weight of its towing hawser on the bottomC.an adverse currentD.lack of power or an engine breakdown
A chain bridle is preferable to a wire rope towing bridle on a long ocean tow because chain ______.A.is more flexible and has the ability to absorb shock because of its weightB.is less subject to wear and damage from abrasionC.requires little maintenanceD.All of the above
With a large tow astern，there is immediate danger to the tug in the event of the ______．A.Tug losing powerB.Tow line partingC.Bridle twistingD.Tow broaching
The choice of length of tow bridle legs is governed by the ______．A.Expected towing forcesB.Capability of retrieving gearC.Freeboard of the unit being towedD.Need to reduce yaw
A tow astern is veering from side to side on its towline．The best way of controlling the action is to ______．A.Trim the tow by the bowB.Trim the tow by the sternC.List the tow to windwardD.Adjust the length of the towing bridle
A chain bridle is used when towing astern because it ______.A.is easy to connectB.provides an effective catenary and absorbs shock due to its weightC.makes rigging a swivel unnecessaryD.prevents the tow from yawing by the drag of the chains in a seaway
单选题One advantage of chain over wire rope for a tow bridle is that chain（）.Ais better suited for inland towingBresists damage from chafingChandles more easilyDequalizes towing forces better
单选题A tug is “in irons” when held in a fixed position by（）Athe weight of its tow，its being anchored，or groundedBthe weight of its towing hawser on the bottomCan adverse currentDlack of power or an engine breakdown
单选题The choice of length of tow bridle legs is governed by the（）.Aexpected towing forcesBcapability of retrieving gearCfreeboard of the unit being towedDneed to reduce yaw
单选题What is the purpose of the intermediate spring?（）AServes as a backup for the main tow hawser in case of failureBProvides weight and flexibility to the total tow makeupCLengthens the main tow hawser to keep the tow in stepDDistributes the towing load
单选题In astern towing，a tow span，also called the tow bar or towing arch，is used to（）.Ainsure that the hawser leads directly aft as it passes over the stern of the towing vesselBincrease the stability of the towing vessel by raising the hawser off the deckCreduce chafing of the towing hawserDprevent fouling of the hawser on deck gear located on the stern of the towing vessel
单选题On a long ocean tow，the bridle should be made up of two equal lengths of（）.AchainBwireCnylonDmanila
单选题A chain bridle is used when towing astern because it（）.Ais easy to connectBprovides an effective catenary and absorbs shock due to its weightCmakes rigging a swivel unnecessaryDprevents the tow from yawing by the drag of the chains in a seaway
单选题The MINIMUM acceptable size for a towing bridle would be that size in which the safe working load (SWL) of each leg of the bridle is equal to（）.Aone-half the SWL of the main towing hawserBthree-fourths the SWL of the main towing hawserCthat of the main towing hawserDtwice that of the main towing hawser
单选题Which statement is TRUE concerning hawser towing? （）AThe catenary in a hawser should be sufficient so that the hawser just touches the bottomBThe hawser is of sufficient length for towing when taut between tug and towCIncreasing speed usually increases the catenary in the hawserDShortening the tow hawser generally decreases the maneuverability of the tug
单选题When connecting the tow bridle to a tug, the end of the bridle is passed with a（）.Aheaving lineBshot lineChigh lineDmessenger line
单选题When towing astern，one way to reduce yawing of the tow is to（）.Atrim the tow by the sternBtrim the tow by the headChave the tow on an even keelDlist the tow on the side it is yawing
单选题In towing，heaving lines are used for（）.Apassing a tow bridle to the tugBpassing a messenger lineCheaving in the tow bridleDservice lines with rocket line throwers
单选题If a vessel under tow starts jumping on its tow line，the most appropriate action to alleviate the condition is to（）.Achange courseBslow downCheave toDadjust tow line length
单选题Which will NOT reduce yawing of a tow?（）AIncreasing the length of the towing hawserBTrimming the tow by the bowCTrimming the tow by the sternDDrogues put over the stern
单选题A chain bridle is preferable to a wire rope towing bridle on a long ocean tow because chain（）.Ais more flexible and has the ability to absorb shock because of its weightBis less subject to wear and damage from abrasionCrequires little maintenanceDAll of the above
单选题A tow astern is veering from side to side on its towline. The best way of controlling the action is to（）.Atrim the tow by the bowBtrim the tow by the sternClist the tow to windwardDadjust the length of the towing bridle
单选题To reduce stress on the towing hawser when towing astern (ocean tow)，the hawser should be （）.Asecured to the aftermost fitting on the towing vesselBjust touching the waterCunderwaterDas short as possible
单选题As seen from the tow，what should connect the leading ends of both towing bridle legs to the main towing hawser?（）AA cable clampBA fishplate，flounder，or towing plateCA pad eyeDThe towing bitts
单选题Which statement concerning an automatic towing engine is FALSE? （）AIt automatically maintains tow line tensionBIt prolongs the life of the hawser by distributing chafing as the hawser is paid out and taken inCAs tension on the hawser increases，more line is taken in by the automatic towing engineDAs tension on the hawser decreases，more line is taken in by the automatic towing engine