网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
Cable tension for catenary calculations is taken at the（）.
A
chain locker
B
fairlead
C
anchor
D
contact point of chain with seabed
参考答案
参考解析
解析：
暂无解析
更多 “单选题Cable tension for catenary calculations is taken at the（）.A chain lockerB fairleadC anchorD contact point of chain with seabed” 相关考题
考题
The major components which determine the length of catenary in a deployed anchor cable are water depth，cable tension，and ______.A.environmental forcesB.bottom conditionsC.cable weightD.water density
考题
An on-load release system on a survival craft means the cable can be released ______.A.only when the load is taken off the cableB.only when there is a load on the cableC.only when activated by the controls at the lowering stationD.at any time
考题
Which of the following is the proper order for powering off and on network components?（）A、Computer cable modem routerB、Cable modem router computerC、Cable modem computer routerD、Router cable modem computer
考题
对各向同性材料，应变的三种基本类型是（）A、tension，shear and compression；B、tension，shear and torsional deformation；C、.tension，shear and flexural deformation
考题
An administrator is working on a rack mount server with all newly installed equipment. Theuninterruptible power supply （UPS） in the rack starts beeping loudly. Which of the following is the FIRST troubleshooting step that should be taken？（）A、Ensure that the power cable for the UPS is plugged in.B、Ensure the battery in the UPS is still good.C、Check the smart cable connecting the UPS to the server.D、Reset the UPS to determine if the problem persists.
考题
单选题The tension on an anchor cable increases so that the angle of the catenary to the seabed at the anchor reaches 10°. How will this affect the anchor in sandy soil?（）A
It will have no effectB
It will increase the holding powerC
It will reduce the holding powerD
It will cause the anchor to snag
考题
单选题During storm conditions on a vessel，the mooring tensions should be adjusted so that（）.A
all mooring lines have a different tensionB
the leeward lines have higher tension than the windward linesC
the maximum tension of the most heavily loaded line does not exceed the safe working loadD
all horizontal tension forces on the windward lines are no greater than the vertical tension forces
考题
单选题（）is put into use in the late years to maintain a preset tension in a mooring line after a ship has been tied up at a pier.A
The large-tension mooringB
The small-tension mooringC
The variable-tension mooringD
The constant-tension mooring
考题
单选题An advantage of the Christmas Tree towing method is to（）.A
increase the towing hawser's catenary and provide more springB
reduce catenary，allow operation in shallower water，and to release one barge without breaking up the entire towC
enable one tug and its crew without any outside assistance to make up or break down the towD
provide rapid delivery of logs from the northwestern United States to Hawaiian sawmills
考题
单选题In an automatic mooring winches, the wire is paid off the barrel at（） a tension and is recovered at（）tension.A
lower；igherB
maximum；higherC
predetermined minimum；higherD
predetermined maximum；lower
考题
单选题Which statement is TRUE concerning hawser towing? （）A
The catenary in a hawser should be sufficient so that the hawser just touches the bottomB
The hawser is of sufficient length for towing when taut between tug and towC
Increasing speed usually increases the catenary in the hawserD
Shortening the tow hawser generally decreases the maneuverability of the tug
考题
单选题Transverse stability calculations require the use of（）.A
hog or sag calculations or tablesB
hydrostatic curvesC
general arrangement plansD
cross-sectional views of the vessel
考题
单选题The holding power of an anchor increases when the（）.A
amount of chain lying along the bottom increasesB
length of the catenary is reducedC
mooring line tension is increasedD
amount of chain lying along the bottom decreases
考题
单选题The major components which determine the length of a catenary in a deployed anchor cable are water depth，cable weight，and（）.A
cable tensionB
water temperatureC
bottom conditionsD
water density
考题
单选题What is the holding power ratio of an anchor? （）A
Maximum mooring line tension divided by the anchor's weight in airB
Anchor's weight in air divided by the maximum mooring line tensionC
Preloading tension divided by the anchor's weight in airD
Operating tension divided by the anchor's weight in air
考题
单选题The holding power of an anchor at a given scope of cable increases when the（）.A
amount of chain lying along the bottom increasesB
length of the catenary is reducedC
mooring line tension is increasedD
amount of chain lying along the bottom decreases
考题
单选题To safely anchor a vessel there must be sufficient scope in the anchor cable. Scope is the ratio of（）.A
weight of cable to weight of vesselB
weight of cable to weight of anchorC
length of anchor to depth of waterD
length of cable to depth of water
考题
单选题A burner responsible for producing black smoke in an automatic auxiliary boiler, would be caused by a （）A
defective solenoid valveB
dirty fuel nozzleC
grounded high tension leadD
faulty ignition cable connector
考题
单选题The most doubtful and unpredictable factor in a mooring system is the（）.A
ability of the anchors to hold in a seabedB
anchor chain catenary lengthC
variability of the fairleadD
angle of the flukes
考题
单选题An on-load release system on a survival craft means the cable can be released（）.A
only when the load is taken off the cableB
only when there is a load on the cableC
only when activated by the controls at the lowering stationD
at any time
考题
单选题Catenary as applied to tow lines denotes the（）.A
dip of the lineB
stretch of the lineC
strain on the lineD
length of the line
考题
单选题The catenary in a towline is（）.A
a short bridleB
the downward curvature of the hawserC
another name for a pelican hookD
used to hold it amidships
考题
单选题Which statement concerning an automatic towing engine is FALSE? （）A
It automatically maintains tow line tensionB
It prolongs the life of the hawser by distributing chafing as the hawser is paid out and taken inC
As tension on the hawser increases，more line is taken in by the automatic towing engineD
As tension on the hawser decreases，more line is taken in by the automatic towing engine
考题
单选题The major components which determine the length of catenary in a deployed anchor cable are water depth，cable tension，and（）.A
environmental forcesB
bottom conditionsC
cable weightD
water density
热门标签
最新试卷