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)
Movement of liquid in a tank when a vessel inclines causes an increase in ______.
A.Righting arm
B.Metacentric height
C.Height of the uncorrected KG
D.Natural rolling period
参考答案
更多 “ Movement of liquid in a tank when a vessel inclines causes an increase in ______.A.Righting armB.Metacentric heightC.Height of the uncorrected KGD.Natural rolling period ” 相关考题
考题
Which may NOT be one of the causes for the rise of American Romantic Movement?
A.The westward territorial expansionB.The great increase in populationC.The victory of the settlers in the Indian warD.The rapid economic transformation
考题
Cargo transfer operations on a tank vessel need NOT be stopped when ______.A.a tug comes alongside while the tanker is loading grade D and E cargoesB.a large,fresh oil spill is discovered immediately adjacent to the side of the tankerC.there is an electrical storm in the vicinityD.there is a fire on the dock or on a nearby vessel
考题
Which statement about the free surface effect is TRUE ________.A.It increases in direct proportion to the length of the tank times the breadth squaredB.It decreases at increased angles of heel due to pocketing when a tank is 90% fullC.It decreases in direct proportion to increasing specific gravity of the liquid in the tankD.In practice,the correction is considered to be a virtual reduction of KG
考题
The free surface corrections depend upon the dimensions of the surface of the free liquids and the ______.A.volume of liquid in the tankB.displacement of the vesselC.location of the tank in the vesselD.height of the center of gravity of the vessel
考题
For a vessel with longitudinal inclination, an increase in GML causes ______.A.list to stabilize at an angle of lollB.trim to stabilize at an angle of lollC.trim to increaseD.trim to decrease
考题
For a vessel with transverse inclination, an increase in GMT causes ______.A.list to stabilize at an angle of lollB.trim to decreaseC.list to increaseD.list to decrease
考题
单选题Especially in adverse weather,risk of collision with an offshore supply vessel increase when the vessel is moored to what side of the unit?().A
UpwindB
DownwindC
CrosswindD
Downcurrent
考题
单选题Which will most likely occur when entering shallow water? ()A
Rudder action will become more effectiveB
The vessel's list will changeC
The vessel's trim will changeD
An increase in speed will occur
考题
单选题Which of the following is more important in determining the amount of free surface that will be produced?().A
The breath of the tankB
The length of the tankC
The amount of liquid in the tankD
The position of the tank in relation to the center line of the vessel
考题
单选题The effects of free surface on a vessel’s initial stability do NOT depend upon the().A
volume of displacement of the vesselB
dimensions of the surface of the liquidC
amount of liquid in slack tanksD
specific gravity of the liquid in the tank
考题
单选题A tank which carries liquid is dangerous to the stability of a vessel when it is().A
low in the vesselB
completely emptyC
completely fullD
slack
考题
单选题Movement of liquid in a tank when a vessel inclines causes an increase in().A
righting armB
metacentric heightC
height of the uncorrected KGD
natural rolling period
考题
单选题Access to a cargo pumproom on a tank vessel carrying grades A,B,C or D liquid cargoes shall be().A
at least 13.1 feet away from the galleys,living quarters or navigation spacesB
from the open deckC
only from areas equipped with power ventilation systemsD
isolated from any part of the vessel which normally contains sources of vapor ignition
考题
单选题You are on a container vessel. What concerning the handling and stowage of containerized hazardous materials is TRUE?().A
Open-bed containers may be used to transport hazardous materials if the cargo is properly securedB
A portable cargo tank of a flammable,cryogenic liquid may not be in transit for a period exceeding its marked rated holding time unless the liquid is inhibitedC
A portable cargo tank containing a cryogenic liquid must be shipped on deck unless forced ventilation is provided to the tween-decksD
A container loaded with packages of tear gas would display a placard reading Irritant
考题
单选题A common occurrence when a vessel is running into shallow water is that().A
the wake is less pronouncedB
the vessel is more responsive to the rudderC
squat will cause a decrease in bottom clearance and an increase in draftD
All of the above
考题
单选题A towing vessel is tripped when().A
it is overtaken by the towB
it is pulled sideways by the towC
the weight of the towing hawser causes loss of maneuverabilityD
the propeller is fouled by the towing hawser
考题
单选题When liquid is free to move transversely in a tank, the effect is called().A
Free communicationB
Free fensityC
Free surfaceD
Negative GM
考题
单选题A(n) () is a device which adds to the energy of a liquid or gas causing an increase in its pressure and a movement of the fluid.A
pumpB
engineC
turbineD
boiler
考题
单选题According to regulations,access to a cargo pumproom in a tank vessel carrying grades C or D liquid cargo shall be().A
from areas equipped with power ventilationB
only from enclosed areas free from sources of vapor ignitionC
from the open deckD
from within the vessel
考题
单选题The basic function of the centrifugal pump impeller is to ().A
directly increase the pressure of the liquid being pumpedB
directly increase the velocity of the liquid being pumpedC
convert the potential energy of the liquid to kinetic energyD
separate air from the liquid being pumped
考题
单选题For a vessel with transverse inclination,an increase in GMT causes().A
list to stabilize at an angle of lollB
list to decreaseC
trim to decreaseD
list to increase
考题
单选题When checking the liquid level in a tank, you should position yourself ().A
on the windward side of the openingB
on the leeward side of the openingC
at a right angle to the wind directionD
so that the obstruction of your body will protect you from the fumes
考题
单选题What is the principal danger from the liquid in a half full tank onboard a vessel?()A
Corrosion from the shifting liquidB
Rupturing of bulkheads from the shifting liquidC
Loss of stability from free surface effectD
Holing of the tank bottom from the weight of the shifting liquid
考题
单选题The effect of free surface on initial stability depends upon().A
the amount of liquid in the compartmentB
the dimensions of the liquid surface and the vessel's displacementC
only the length of the compartmentD
the vertical position of the liquid in the vessel
考题
单选题The effects of free surface on initial stability depend upon the dimensions of the surface of the free liquids and the().A
volume of liquid in the tankB
volume of displacement of the vesselC
location of the tank in the vesselD
height of the center of gravity of the vessel
考题
单选题A vessel is equipped with cross-connected deep tanks.In which situation should the crossconnection valve be closed?().A
The tank lie above the waterline and are filledB
The tank are partically filled with dry cargoC
The tanks are partially filled with liquid cargoD
The tanks are filled and lie below the waterline
考题
单选题Magnets are placed in horizontal trays in the compass binnacle to compensate for the().A
induced magnetism in the vessel's horizontal soft ironB
change in the magnetic field when the vessel inclines from verticalC
permanent magnetism of the vesselD
magnetic fields caused by electrical currents in the vicinity
热门标签
最新试卷