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单选题
It is not advisable to use nylon for alongside towing because it（）.
A
stretches too much
B
is too difficult to make fast
C
parts too readily
D
is too susceptible to mildew
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更多 “单选题It is not advisable to use nylon for alongside towing because it（）.A stretches too muchB is too difficult to make fastC parts too readilyD is too susceptible to mildew” 相关考题
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A tug is best positioned for towing and maneuvering on rivers and other restricted waters where wave action is limited when ______.A.directly astern and pushing the towB.towing on a hawserC.towing alongside and parallel to the vessel it is towingD.towing on the hip
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When paying out nylon line from around the bitts ______．A.stand clear of the bitts and use two or more round turns under your figure eightsB.you can surge the line even with a single turnC.no extra turns are necessary since nylon has a high coefficient of frictionD.stand in the bight of the line
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A vessel brought alongside should be fended off the towing vessel by ______.A.crew members using their armsB.crew members using the strong muscles of their legsC.fendersD.No fending is necessary due to the rugged construction of most towing vessels
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Generally, when lifting an inflatable life raft back aboard ship you would use the ______.A.towing bridleB.main weather coverC.external lifelinesD.righting strap
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It is not advisable to use nylon for alongside towing because it ______.A.is too expensive for everyday towing usageB.binds on the cleatsC.parts too readilyD.stretches too much
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（）should be greased every month or two and it should be kept on a reel when not in use.A、Wire ropeB、Hemp ropeC、Nylon ropeD、Wooden rope
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It is more economical to use （）, because of their greater strength and longer useful lives.正确答案AA、nylon ropesB、manila ropesC、sisal ropesD、wooden ropes
考题
单选题A tug is best positioned for towing and maneuvering on rivers and other restricted waters where wave action is limited when（）.A
directly astern and pushing the towB
towing on a hawserC
towing alongside and parallel to the vessel it is towingD
towing on the hip
考题
单选题When towing astern，increased catenary will（）.A
increase control of the towB
prevent the towing vessel from going in ironsC
make the towing vessel less maneuverableD
reduce shock stress on the towing hawser
考题
单选题In astern towing，a tow span，also called the tow bar or towing arch，is used to（）.A
insure that the hawser leads directly aft as it passes over the stern of the towing vesselB
increase the stability of the towing vessel by raising the hawser off the deckC
reduce chafing of the towing hawserD
prevent fouling of the hawser on deck gear located on the stern of the towing vessel
考题
单选题A vessel brought alongside should be fended off the towing vessel by（）.A
crew members using their armsB
crew members using the strong muscles of their legsC
fendersD
No fending is necessary due to the rugged construction of most towing vessels
考题
单选题You are proceeding to a distress site and expect large numbers of people in the water. Which statement is TRUE?（）A
You should stop to windward of the survivors in the water and only use the ship's boats to recover the survivorsB
If the survivors are in inflatable rafts you should approach from windward to create a lee for the survivorsC
An inflatable liferaft secured alongside can be an effective boarding station for transfer of survivors from the boatsD
Survivors in the water should never be permitted alongside due to the possibility of injury from the vessel
考题
单选题On small sailing vessels，the PRIMARY reason for using nylon in a combination chain-nylon anchor line is to（）.A
provide elasticityB
increase the strengthC
reduce the costD
reduce the weight
考题
单选题A power-driven vessel pushing aheador towing alongside displays navigation lights and（）.A
two all-round red lights in a vertical lineB
two yellow towing lights in a vertical lineC
two white masthead lights in a vertical lineD
two lights on the stern，one yellow and one white
考题
单选题Which statement is TRUE about nylon line?（）A
Manila line will usually last longer than nylon lineB
Nylon line is excellent for use in alongside towingC
A normal safe working load will stretch nylon line 50%D
Nylon stoppers should be used with nylon line
考题
单选题What is NOT suitable for use in making up the towing rig for a heavy，long ocean tow?（）A
ChainB
RingC
Solid thimbleD
A fishplate
考题
单选题What type of stopper would you use on a nylon mooring line? （）A
ChainB
NylonC
ManilaD
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考题
单选题When towing astern what equipment should be stowed ready for use near the towline?（）A
First aid kitB
Axe or cutting torchC
Fire extinguisherD
Chafing gear
考题
单选题When paying out nylon line from around the bitts（）.A
stand clear of the bitts and use two or more round turns under your figure eightsB
you can surge the line even with a single turnC
no extra turns are necessary since nylon has a high coefficient of frictionD
stand in the bight of the line
考题
单选题A 20-meter power-driven vessel pushing ahead or towing alongside will display（）.A
a single white light forwardB
two masthead lights in a vertical lineC
two towing lights in a vertical lineD
two all-round red lights where they can best be seen
考题
单选题To clean a dirty fiber towing hawser used in ocean towing，you should（）.A
use lye or other mild detergentB
wash it with fresh water，dry and store itC
wash it with salt waterD
use cleaning fluid on nylon，dacron and other synthetic lines
考题
单选题The disadvantage of using three strand nylon line for towing is its（）.A
inherent weaknessB
tendency to rot if left dampC
danger to crew if it partsD
strength and shock absorbing abilities
考题
单选题Vessel towing with the current shall（）tow more than two boats and they must be towed alongside.A
at timesB
at any timeC
at no timeD
at moment
考题
单选题It is not advisable to use nylon for alongside towing because it（）.A
is too expensive for everyday towing usageB
binds on the cleatsC
parts too readilyD
strethes too much
考题
单选题It is good practice to use long towlines for ocean tows because the（）.A
wear on the towline is equalizedB
weight of the towline increases the towing forceC
dip in the towline absorbs shock loadsD
danger of overriding is reduced
考题
单选题When towing in an open seaway，it is important to use a towing line（）.A
made only of wire rope，due to possible weather conditionsB
that will have the tow on a crest while your vessel is in a troughC
that will have the tow on a crest while your vessel is on a crestD
with little dip to gain maximum control of the tow
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