When anchored，increasing the scope of the anchor chain normally serves to（）.
A . prevent fouling of the anchor
B . decrease swing of the vessel
C . prevent dragging of the anchor
D . reduce strain on the windla
相似题目
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In determining the scope of anchor line to pay out when anchoring a small boat，one must consider the（）.
A . charted depth of water only
B . depth of water，including tidal differences
C . time and date of anchoring
D . type of anchor being used
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Which vessel when anchored at night，would not be required to show anchor lights? （）
A . A vessel engaged in underwater operations
B . A vessel engaged in mine clearance
C . A vessel engaged on pilotage duty
D . A vessel engaged in survey operatio
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When anchoring a small sailing vessel in rough weather，the best anchor line would be composed of（）.
A . chain-wire
B . chain-manila
C . chain-nylon
D . all chai
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When attempting to free an anchor jammed in the hawsepipe，the simplest method of freeing it may be（）.
A . Starting the disengaged windlass at high speed
B . Rigging a bull rope to pull it out
C . To grease the hawsepipe
D . To pry it loose with a short piece of pipe
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When ship at anchor she shall be deemed to be（）.
A . Not under-way
B . Not under command
C . Restricted in her ability to maneuver
D . A non-displacement shi
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A sufficient amount of chain must be veered when anchoring a vessel to ensure（）.
A . the vessel has enough room to swing while at anchor
B . the anchor flukes bite into the ocean bottom
C . there is sufficient weight from the anchor and chain to prevent dragging
D . there is more chain out than there is in the chain locker
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The holding power of an anchor increases when the（）.
A . amount of chain lying along the bottom increases
B . length of the catenary is reduced
C . mooring line tension is increased
D . amount of chain lying along the bottom decrease
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When anchoring,it is a common rule of thumb to use a length of chain（）.
A . five to seven times the depth of water
B . seven to ten times the depth of water
C . twice the depth of water
D . twice the depth of water plus the range of tide
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When the current flow through a copper wire increases, its （）
A . resistance will decrease
B . insulation will bum
C . temperature will increase
D . conductivity will increase
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A vessel is（）when she is not at anchor，made fast to the shore，or aground.
A . underway
B . making way
C . dead in the water
D . a power driven vessel
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When is an implicit anchor created?（）
A . When an object is enclosed by another object.
B . When a page break after pagination property is enabled.
C . When a link is created between two objects.
D . When a keep with anchoring object pagination property is enabled.
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Which vessel，when anchored at night，is NOT required to show anchor lights?（）.
A . A power-driven vessel
B . A vessel engaged on pilotage duty
C . A vessel dredging
D . A vessel restricted in her ability to maneuver
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When dropping anchor，you are stationed at the windlass brake．The most important piece（s）of gear is（are）（）.
A . A hard hat
B . A long sleeve shirt
C . Gloves
D . Goggle
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The holding power of an anchor at a given scope of cable increases when the（）.
A . amount of chain lying along the bottom increases
B . length of the catenary is reduced
C . mooring line tension is increased
D . amount of chain lying along the bottom decrease
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A drift lead indicates that the vessel is dragging anchor when the line is（）.
A . taut and leading forward
B . slack
C . leading out perpendicular to the centerline
D . leading under the hull
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Anchors are prevented from running out when secured by the（）.
A . brake
B . devil's claw
C . pawls
D . All of the above
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When the anchor is brought to and holding，the horizontal component of anchor cable tensions should equal the（）.
A . displacement tonnage
B . weight forces
C . buoyancy forces
D . environmental force
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When anchoring in open anchorage, chief engineer should consult with captain （）
A . if the ship must be stand by
B . if M-E should be stopped
C . if keep-watching as in voyage
D . if the ship must anchor two anchor
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The violent crime rate delines when the incarceration rate increases.()
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In determining the scope of cable to beused when anchoring, what would NOTbe considered ___________.
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When anchoring in calm water, it is best to _____.
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When the demand for facial tissues increased, ________.
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末段终点流量增大时，末段起、终点压力都要减小。相反，终点流量减小时，末段起、终点压力都要增大。When the terminal flow increases, the terminal pressure should be reduced. On the contrary, when the terminal flow decreases, the terminal pressure increases.
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9．Whatever you do, don&39;t look for a pay increase when you know the company is going ______ some difficulty.
