单选题It is not advisable to use nylon for alongside towing because it（）.Astretches too muchBis too difficult to make fastCparts too readilyDis too susceptible to mildew
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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单选题A tug is best positioned for towing and maneuvering on rivers and other restricted waters where wave action is limited when（）.Adirectly astern and pushing the towBtowing on a hawserCtowing alongside and parallel to the vessel it is towingDtowing on the hip
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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A vessel brought alongside should be fended off the towing vessel by（）.Acrew members using their armsBcrew members using the strong muscles of their legsCfendersDNo fending is necessary due to the rugged construction of most towing vessels
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单选题On small sailing vessels，the PRIMARY reason for using nylon in a combination chain-nylon anchor line is to（）.Aprovide elasticityBincrease the strengthCreduce the costDreduce the weight
单选题A power-driven vessel pushing aheador towing alongside displays navigation lights and（）.Atwo all-round red lights in a vertical lineBtwo yellow towing lights in a vertical lineCtwo white masthead lights in a vertical lineDtwo lights on the stern，one yellow and one white
单选题Which statement is TRUE about nylon line?（）AManila line will usually last longer than nylon lineBNylon line is excellent for use in alongside towingCA normal safe working load will stretch nylon line 50%DNylon stoppers should be used with nylon line
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单选题When towing astern what equipment should be stowed ready for use near the towline?（）AFirst aid kitBAxe or cutting torchCFire extinguisherDChafing gear
单选题When paying out nylon line from around the bitts（）.Astand clear of the bitts and use two or more round turns under your figure eightsByou can surge the line even with a single turnCno extra turns are necessary since nylon has a high coefficient of frictionDstand in the bight of the line
单选题A 20-meter power-driven vessel pushing ahead or towing alongside will display（）.Aa single white light forwardBtwo masthead lights in a vertical lineCtwo towing lights in a vertical lineDtwo all-round red lights where they can best be seen
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单选题The disadvantage of using three strand nylon line for towing is its（）.Ainherent weaknessBtendency to rot if left dampCdanger to crew if it partsDstrength and shock absorbing abilities
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单选题It is not advisable to use nylon for alongside towing because it（）.Ais too expensive for everyday towing usageBbinds on the cleatsCparts too readilyDstrethes too much
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单选题When towing in an open seaway，it is important to use a towing line（）.Amade only of wire rope，due to possible weather conditionsBthat will have the tow on a crest while your vessel is in a troughCthat will have the tow on a crest while your vessel is on a crestDwith little dip to gain maximum control of the tow