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
In an oil cooler circulated by sea water, the oil is at a larger pressure the result being that any leak in the cooler will mean a loss of ().
A
oil
B
sea water
C
refrigerant
D
fresh water
参考答案
参考解析
解析:
暂无解析
更多 “单选题In an oil cooler circulated by sea water, the oil is at a larger pressure the result being that any leak in the cooler will mean a loss of ().A oilB sea waterC refrigerantD fresh water” 相关考题
考题
What is the most usual reason for the fresh water-sea water heat exchanger fouling in the sea side?A.lube oil sludge accumulating in itB.dirt and scale etc , formed on the surfacesC.deformation of the tubes and the shell or the platesD.lube oil leakage into sea-water side
考题
Biodegradation of the oil slick in sea water is assisted by all the following marine micro-organisms which are capable of metabolising oil compounds except ______A.bacteriaB.mouldsC.yeastsD.seals
考题
Oil slick caused by spillage of oil from tanker ship is ______.A.a drop of oilB.the emulsion of oil at sea surfaceC.the weathered oilD.the oil floating on the surface of the sea water
考题
OIL-IN-WATER are ______.A.sediment of oil in waterB.oil dissolvents in waterC.solid oil aggregatesD.droplets of oil suspended in water
考题
______is not a process of weathering of the oil spilled in the sea water.A.BiodegradationB.DissolutionC.Cleaning up by crew with skimmersD.Oxidation including photooxidation
考题
______is not a process of weathering of the oil spilled in the sea water.A.EmulsificationB.Sedimentation / SinkingC.Oxidation including photooxidationD.Burning organized by RCC
考题
单选题Lube oil accumulating in the cooling water system of a diesel engine will result in ()A
lube cooler failureB
poor heat transferC
mechanical lubricator failureD
camshaft seizure
考题
单选题Which of the listed problems would be indicated by an accumulation of water in one cylinder, in addition to the crankcase of an idle diesel engine?()A
Excessive cylinder linerB
water in the fuel systemC
Cracked cylinder linerD
Leaking lube oil cooler
考题
单选题The lube oil cooler is located after the lube oil filter in order for ()A
the filter to operate more efficientlyB
the lube oil cooler to be bypassedC
positive lube oil pump suction to be assuredD
galvanic action in the cooler to be minimized
考题
单选题What type of oil is not covered in the oil pollution law?()A
mineral oilB
machinery oil being transferred for shipboard useC
crude oil unrefinedD
normal bilge oil and water
考题
单选题Which of the following operations aboard a tanker must be recorded in the Oil Record Book ()A
Any internal transfer of oil cargo during a voyageB
The discharge overboard in port or at sea of any bilge water accumulated in machinery spacesC
The loading or unloading of any or all oil cargoD
All of the above
考题
单选题Which of the following conditions indicates the dilution of diesel engine lube oil by fuel oil?()A
Water discharging from the water outlet of the lube oil purifierB
Fuel oil discharging from the water outlet of the lube oil purifierC
Lube oil discharging from the water outlet of the lube oil purifierD
A change in the lube oil viscosity
考题
单选题Oil pressure in the lubrication system is()than the static sea water head to ensure that sea water cannot enter the sterntube in the event of seal failure.A
higherB
lowerC
very higherD
very lower
考题
单选题Oil pressure in the lubrication system is () the static sea water head to ensure that sea water () the stem-tube.A
lower than;can lubricateB
lower than;can coolC
higher than;can enterD
higher than ;cannot enter
考题
单选题()is not a process of weathering of the oil spilled in the sea water.A
BiodegradationB
DissolutionC
Cleaning up by crew with skimmersD
Oxidation including photooxidation
考题
单选题An oil water monitor is required in order to measure ().A
the oil content in waterB
the water content in fuel oilC
the water level in bilge wellD
the oil level in bilge well
考题
单选题() is used for cylinder and cylinder head, the salt water is used for cooling the lubricating oil, the fresh water in the coolers and the charging air in the air cooler.A
The fuel oilB
The lube oilC
The sea waterD
The fresh water
考题
单选题Which of the following statements is true concerning an oil cooler?()A
The oil temperature is less than the cooling water temperatureB
The oil pressure is less than the cooling water pressureC
The oil pressure is greater than the cooling water pressureD
The oil flow control valve is always installed in the oil input line
考题
单选题Scale and dirt accumulation in the waterside of a lube oil cooler will be indicated by a gradual increase in the lube oil().A
TBN numberB
viscosityC
temperatureD
foaming
考题
单选题Which of the following operations must be entered on the Oil Record Book Part Ⅰ? () Ⅰ.Routine discharge at sea of bilge water containing oil from the machinery spaces Ⅱ.Bunkering of fuel oilA
Ⅰ onlyB
Ⅱ onlyC
both Ⅰ and ⅡD
neither Ⅰ nor Ⅱ
考题
单选题Lube oil in the fresh water cooling system of a diesel engine may result from a ()A
camshaft seizureB
lube oil pump failureC
lube oil cooler failureD
lube oil pump overflow
考题
单选题To guarantee that a reduction gear bearing is receiving proper oil supply, you should check the ()A
lube oil temperature at the cooler outletB
lube oil strainer magnets bearingC
lube oil temperatureD
lube oil pressure to the bearing
考题
单选题Where tanks are arranged for either oil or ballast () must be fitted in the pipe so that only the ballast main or the oil transfer main connected to the tank.A
a sea water chestB
a change-over chestC
a buffer tankD
a three-way valve
考题
单选题In a general oil cooler circulated by sea water, the oil is at a higher pressure, the result being that any leak in the cooler will mean a loss of ().A
oilB
sea waterC
airD
fresh water
考题
单选题Biodegradation of the oil slick in sea water is assisted by all the following marine micro-organisms which are capable of metabolising oil compounds except().A
bacteriaB
mouldsC
yeastsD
seals
考题
单选题()is not a process of weathering of the oil spilled in the sea water.A
EvaporationB
DispersionC
EmulsificationD
Drifting
考题
单选题Which of the following faults would allow lube oil to enter the cooling system of a diesel engine?()A
Excessive valve train lubricationB
Leaking standby oil cooler coreC
Excessive lube oil pressureD
Excessive lube oil in the system
热门标签
最新试卷