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单选题
The oil （） in the discharging water from oil water separator exceeds 15 PPM without alarm, because the coil was burnt out.
A
filter
B
hole
C
pollution
D
content
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The requirement to carry an Oil Record Book does not apply to a ship that ______.A.is not equipped to discharge overboard any oil or oily mixtureB.is on an international voyage to a country that is a party to MARPOLC.has an International Oil Pollution Prevention CertificateD.has an oily water separator of sufficient capacity for the oil wastes generated
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OIL-IN-WATER are ______．A.sediment of oil in waterB.oil dissolvents in waterC.solid oil aggregatesD.droplets of oil suspended in water
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单选题If oil density were greater than water’s, the oil separator （）.A
did workB
would work wellC
didnt workD
wouldnt work
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单选题The oil （） in the discharging water from oil water separator exceeds 15 PPM without alarm, because the coil was burnt out.A
filterB
holeC
pollutionD
content
考题
单选题In a complete oil/water separator, more oil will separate out onto the underside of these plates and travel outwards until it is free to rise into the oil collecting space Whats the meaning of "it" in the sentence above?（）A
a separatorB
oilC
waterD
an oil collecting space
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单选题Which of the following is NOT on the list items to be recorded in Oil Record Book Part I (machinery space operation)?（）A
Accidental discharge of oilB
Disposal of oil residuesC
Quantity of water produced by FWGD
Discharge of dirty ballast or cleaning water from fuel oil tanks
考题
单选题（）can cause oil flow from water outlet of a separator.A
Oil inlet valve opening too quicklyB
Oil temperature too highC
Diameter of gravity disc too smallD
Viscosity of oil too low
考题
单选题Which of the following is wrong about operation of oily water separator?（）A
filled with clean water before operationB
keep air cushion in oil collecting space during runningC
check oil level during runningD
clean inner separator with low pressure stream
考题
单选题If found oil when we open low oil level plug of separator, it indicates （）A
the separator is overloadB
the monitor equipment of separator failsC
the discharge pump of separator can not workD
the temperature of oil water is low
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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The operating water is supplied under the （）of an oil separator.A
sliding bowl bottomB
bowl hoodC
bowlD
filter units
考题
单选题When oily water separator is operating, which measure （） is wrong.A
pay attention to operating parametersB
renew and clean separating units in timeC
check oil level in separator to prevent overloadD
check separating effect, if it is bad, flush with large capacity water pump
考题
单选题When finish work on the oil separator, you should（）firstly.A
cut off the powerB
cut off the oil inletC
open guide water valveD
close oil outlet value
考题
单选题In an oily water separator the oil will travel （） to the oil collecting spaces.A
upwardsB
downwardsC
outwardsD
forwards
考题
单选题The ability of an oil to separate cleanly from an oil and water mixture is referred to as its （）.A
precipitation numberB
neutralization numberC
pour pointD
demulsibility
考题
单选题（）can not cause oil flow from water outlet of self-cleaning separator.A
Oil temperature too highB
Diameter of gravity disc too largeC
Oil temperature too lowD
High level tank out of water
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单选题Demulsibility of a lube oil is defined as （）.A
the ability of oil to separate from waterB
the temperature at which oil flows rapidlyC
a measure of the water in a lube oil systemD
an emulsion of different grades of oil
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单选题The pump used to send the bilge water into the oily water separator（）the mixture because this might create finer oil particles.A
should agitateB
should not agitateC
should mix upD
should not add up
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单选题The time of discharging oil is short, but oily water separator discharges oil frequentlyThe possible reason is （）A
the sensor of low oil level is fully covered by sludgeB
the coarse strainer before the pump in suction system is cloggedC
the screw pump is worn seriously and volumetric efficiency is decreasedD
bilge suction value is clogged
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单选题Here some oil in the oily water separator, as a result of its lower （）, will separate and rise into the oil collection space.A
temperatureB
viscosityC
densityD
velocity
考题
单选题What’s the advantage of oily water separator that meets the requirement of MEPC 60(33) over MEPC 107(49)?（）A
more economicB
larger capacity on oil treatmentC
less costiveD
more capable of separating emulsified oil
考题
单选题One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）A
seal water supply be cut offB
make up water supply be cut offC
oil outlet valve closed or not open sufficientlyD
the flow rate of oily water is too much
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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
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单选题（）are used to ensure that ships don’t discharge oil when pumping out oily water from any oil contaminated space.A
BoilerB
IncineratorC
Oily water separatorD
Sewage treatment unit
考题
单选题The separating effect of oil separator is not very good, the reason may be（）A
too little seal waterB
improper gravity discC
oil discharging pump not working very wellD
low water level of the working water
考题
单选题If separating effect is not good, we can improve it by （）A
flushing separator with hot waterB
increasing water supply flowC
heat oily water properlyD
opening manual oil discharge value
考题
单选题The requirement to carry an Oil Record Book does not apply to a ship that（）.A
is not equipped to discharge overboard any oil or oily mixtureB
is on an international voyage to a country that is a party to MARPOLC
has an International Oil Pollution Prevention CertificateD
has an oily water separator of sufficient capacity for the oil wastes generated
考题
单选题When oil is accidentally discharged into the water，what should you do after reporting the discharge（）.A
Contain the oil and remove as much of it as possible from the waterB
Throw chemical agents on the water to disperse the oilC
Throw sand on the water to sink the oilD
Obtain your permit from the Corps of Engineers
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