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单选题
Standby or emergency diesel generator day tanks should always be kept full to reduce the possibility of（）
A
sediment contamination
B
fuel filter clogging
C
moisture formation
D
inadequate transfer pump suction head
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moving the governor control to stopB
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log the fore and aft draft marksD
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tachometerB
torsion meterC
dynamometerD
pony brake
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单选题When preparing a ship for heavy weather，fuel oil day tanks should be（）.A
pumped overboard to calm the seasB
drained to the lower hull to reduce free surfacesC
filled to ensure that sufficient fuel oil is available during a lengthy emergencyD
partially drained to increase free surfaces in order to reduce motions
考题
单选题Which of the following is NOT true according to the passage?（）A
Both the main steering gear and the auxiliary steering gear should be operatedB
The alarms fitted to the remote control system should be operatedC
The emergency generator compartment should be checkedD
The communication system between the bridge and the steering gear compartment should be operated
考题
单选题A diesel driven emergency generator is prevented from being paralleled with the ships service generators by （）A
an electrical interlock systemB
an automatic paralleling trip switchC
the synchronizing oscilloscopeD
the reverse current relay
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单选题An emergency diesel generator should automatically shut down in the event of （）A
dangerous over-speedingB
a loss of lube oil pressureC
activation of the fixed CO2 system for the emergency generator spaceD
all of the above
考题
单选题After resolving the trouble of main power supply, main switch of emergency generator should（）, if power supply is refreshed.A
be switched off by the duty officerB
be switched on by the duty officerC
be switched off automaticallyD
be switched on automatically
考题
单选题Fuel oil day tanks for diesel engines must be checked and cleaned and cleaned at regular intervals in order to remove（）A
sludgeB
waterC
micro-organism growthD
all of the above
考题
单选题The booster pump, which supplies diesel oil to（） , should have a possibility of being powered by compressed air or by emergency power.A
the main enginesB
the auxiliary enginesC
the emergency generator engineD
the auxiliary engines and the main engine(s)
考题
单选题After fuel tanks have been topped off, which of the listed procedures should be followed next?（）A
The pressure-vacuum relief valve should be resetB
The tanks should be made seaworthy to prevent contaminationC
The tanks should be sounded to make sure the levels are not risingD
The tanks should be marked with a bull stamp on the manifold filling valve
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单选题A diesel generator has just been paralleled with an AC turbo-generator, but the load can not be properly divided.This could be caused by（）A
an incorrect diesel generator governor speed droop adjustmentB
a faulty reverse power relay within the main circuit breaker assemblyC
unsynchronized isochronous load distribution adjustmentsD
a different speed setting on each unit
考题
单选题Standby or emergency diesel generator day tanks should always be kept full to reduce the possibility of（）A
sediment contaminationB
fuel filter cloggingC
moisture formationD
inadequate transfer pump suction head
考题
单选题If the jacket water temperature rises rapidly above normal in a diesel engine, you should FIRST （）A
place standby cooler in operationB
reduce engine loadC
check thermostatic valveD
clean sea water strainer
考题
单选题（）is not a part of the main switch board.A
Control panel of main generatorB
Control panel of emergency generatorC
Paralleling panelD
Load panel of main generator
考题
单选题The emergency generator or emergency battery is connected to（） on most large ships.A
distribution boardsB
section boardsC
emergency switch boardsD
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单选题Overspeed of the diesel engine driving an electric generator could cause（）.A
low voltage tripB
reverse power tripC
damage to windingsD
excessive exhaust temperatures
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单选题During the watch keeping at sea, at appropriate intervals inspection should be made of （）, auxiliary machinery and steering gear spaces by the duty engineer.A
the main propulsion plantB
lifesaving jacketsC
lifeboat engineD
state of emergency generator
考题
单选题It （） for an emergency generator to require paralleling.A
is usualB
is not usualC
is necessaryD
is not impossible
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单选题When the ships is going to enter into the harbor,（）.A
change from diesel oil to heavy fuel oil for mail engineB
pump out bilge waterC
change sea chest form lower level one to high level oneD
test emergency generator
考题
单选题On a ship，each emergency generator must be tested at least once each（）.A
weekB
monthC
three monthsD
six months
考题
单选题Which of the listed failures, occurring in an automated diesel generator system, should cause an audible alarm at the engine room control station?（）A
Low cooling water outlet temperatureB
High lube oil pressureC
Low lube oil temperatureD
Low starting air pressure
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