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The magnetism in the various structures of a ship changing as a result of cruising，vibration，or aging is termed ______．
A.permanent magnetism
B.subpermanent magnetism
C.induced magnetism
D.variable magnetism
参考答案
更多 “ The magnetism in the various structures of a ship changing as a result of cruising，vibration，or aging is termed ______．A.permanent magnetismB.subpermanent magnetismC.induced magnetismD.variable magnetism ” 相关考题
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Permanent magnetism is caused by ______.A.operation of electrical equipment and generators on board shipB.the earth's magnetic field affecting the ship's hard iron during constructionC.the horizontal component of the earth's magnetic field acting on the horizontal soft ironD.the vertical component of the earth's magnetic field acting on the vertical soft iron
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A claim for cargo damages may be held against the shipowner if such damage is the result of failure of the ship's officers to ______.A.ensure the fitness and safety of cargo spacesB.ensure adequate packaging of the cargoC.prevent delays due to quarantine restrictionsD.correct all defects in the ship's construction
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Floors aboard ship are ______．A.also called decksB.vertical transverse plates connecting the vertical keel with the margin platesC.large beams fitted in various parts of the vessel for additional strengthD.found in passenger and berthing spaces only
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A ship under construction or major repair will acquire permanent magnetism due to ______ while sitting stationary in the earth's magnetic field．A.hammering and jarringB.vibration and poundingC.varying magnetic fieldsD.stable or permanent magnetism of the ship
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The Flinders bar and the quadrantal spheres should be tested for permanent magnetism at what interval ________．A.They are not subject to permanent magnetism; no check is necessaryB.SemiannuallyC.AnnuallyD.Every five years
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If a ship is proceeding towards the magnetic equator, the uncorrected deviation due to permanent magnetism ______.A.increasesB.remains the sameC.decreasesD.is unimportant and may be neglected
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If the vertical center of gravity (VCG) of a ship rises 1.7 feet, the righting arm (GZ) for the various angles of inclination will ______.A.decreaseB.increaseC.remain unchangedD.be changed by the amount of GG’ x cosine of the angle
考题
单选题In the navigation（） cause the shafting over load easily.A
the stopping engine suddenlyB
the sailing astern and changing direction suddenlyC
the sailing from the shallow water area to the deep water areaD
the ship’s trim too much
考题
单选题（）of my ship’s propeller is very strong.A
The running reflectionB
The turning effectC
The moving speedD
The changing sensibility
考题
单选题If a ship is proceeding towards the magnetic equator，the uncorrected deviation due to permanent magnetism（）.A
increasesB
remains the sameC
decreasesD
is unimportant and may be neglected
考题
单选题On a semisubmersible ship，reserve buoyancy is increased by the presence of void spaces above the waterline in the（）.A
submerged hullsB
quartersC
columns and upper structureD
submerged connecting structures
考题
单选题Floors aboard ship are（）.A
also called decksB
vertical transverse plates connecting the vertical keel with the margin platesC
large beams fitted in various parts of the vessel for additional strengthD
found in passenger and berthing spaces only
考题
单选题This induced magnetism（）the permanent magnetism already present in the ship.A
will add toB
will subtract fromC
may add to or subtract fromD
will not change
考题
单选题The procedure of strengthening damaged structures on a ship by using wood or steel is called（）.A
bracingB
batteningC
blockingD
shoring
考题
单选题The magnetism in the various structures of a ship changing as a result of cruising，vibration，or aging is termed（）.A
permanent magnetismB
subpermanent magnetismC
induced magnetismD
variable magnetism
考题
单选题Repair of structures on a ship in the vicinity of liquid mud handling areas presents what possible hazard?（）A
Toxic gasses may be presentB
Flammable gasses may be presentC
Liquid muds may flood adjoining spacesD
An oxygen-deficient atmosphere may be present
考题
单选题If the vertical center of gravity (VCG) of a ship rises 1.7 feet，the righting arm (GZ) for the various angles of inclination will（）.A
decreaseB
increaseC
remain unchangedD
be changed by the amount of GG' x cosine of the angle
考题
单选题In the voyage, when carrying out abandon ship drill （） should be test every time.A
the emergency lighting system for muster and abandon shipB
air oil emergency shut-downC
ME emergency operationD
main auxiliary steering gear changing
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单选题According to the regulation of the voyage trial on new ship,（）is one of the trial items of the UMS ship bridge control.A
starting and direction changing trialB
cancelling accelerating function trialC
lowest stable speed trialD
continuous running trial
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单选题A dirty intercooler on the ship service air compressor will result in （）.A
decreased compression ratioB
higher than normal power consumptionC
un-loader malfunctionD
water in the lubricating oil
考题
单选题The Flinders bar on a magnetic compass compensates for the（）.A
induced magnetism in vertical soft ironB
induced magnetism in horizontal soft ironC
permanent magnetism in ship's steelD
vessel's inclination from the vertical
考题
单选题The Flinders bar and the quadrantal spheres should be tested for permanent magnetism at what interval（）.A
They are not subject to permanent magnetism; no check is necessaryB
SemiannuallyC
AnnuallyD
Every five years
考题
单选题Permanent magnetism is caused by（）.A
operation of electrical equipment and generators on board shipB
the earth's magnetic field affecting the ship's hard iron during constructionC
the horizontal component of the earth's magnetic field acting on the horizontal soft ironD
the vertical component of the earth's magnetic field acting on the vertical soft iron
考题
单选题A ship under construction or major repair will acquire permanent magnetism due to（）while sitting stationary in the earth’s magnetic field.A
hammering and jarringB
vibration and poundingC
varying magnetic fieldsD
stable or permanent magnetism of the ship
考题
单选题A claim for cargo damages may be held against the shipowner if such damage is the result of failure of the ship’s officers to（）.A
ensure the fitness and safety of cargo spacesB
ensure adequate packaging of the cargoC
prevent delays due to quarantine restrictionsD
correct all defects in the ship's construction
考题
单选题A claim for cargo damages may be held against the ship owner if such damage is the result of failure of the ship’s officers to（）.A
correct all defects in the ship's constructionB
ensure the fitness and safety of cargo spacesC
ensure adequate packaging of the cargoD
prevent delays due to quarantine restrictions
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