海船船员考试

单选题The quality of the fuel oil and lube oil (), Im afraid.A has much to do with the operation of the engine and its lifeB have much to do with the operation of the engine and its lifeC has much doing with the operation of the engine and its lifeD have muc

题目
单选题
The quality of the fuel oil and lube oil (), Im afraid.
A

has much to do with the operation of the engine and its life

B

have much to do with the operation of the engine and its life

C

has much doing with the operation of the engine and its life

D

have much doing with the operation of the engine and its life

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相似问题和答案

第1题:

If a used lube oil analysis indicates excessive chromate content, this means

A.air filtration is inadequate

B.engine coolant is leaking into the lube oil

C.fuel oil is leaking into the lube oil

D.the piston rings are excessive worn


正确答案:B

第2题:

单选题
Black smoke exhausting from a diesel engine indicates()
A

proper fuel injection

B

water in the fuel

C

incomplete combustion

D

burning of lube oil


正确答案: A
解析: 暂无解析

第3题:

199 During extremely cold weather, while starting an engine,it turns too slowly and fails to start.This problem is most likely theresult of()

A.high fuel oil viscosity

B.low fuel oil temperature

C.high lube oil viscosity

D.energized alow plugs


答案:A

第4题:

单选题
Fuel oil contamination of an auxiliary diesel engine lube oil can result in()
A

an increased flash point

B

higher lube oil pressures

C

an increased viscosity

D

lower lube oil pressures


正确答案: D
解析: 暂无解析

第5题:

单选题
The lube oil cooler is located after the lube oil filter in order for ()
A

the filter to operate more efficiently

B

the lube oil cooler to be bypassed

C

positive lube oil pump suction to be assured

D

galvanic action in the cooler to be minimized


正确答案: C
解析: 暂无解析

第6题:

单选题
A decrease in the flash point of diesel engine lube oil indicates the lube oil has become ().
A

contaminated with sludge

B

contaminated with carbon

C

diluted with fuel oil

D

diluted with water


正确答案: B
解析: 暂无解析

第7题:

单选题
A dirty lube oil strainer can result in()
A

crankcase

B

low lube oil temperature

C

excessive oil consumption

D

low bearing oil pressure


正确答案: C
解析: 暂无解析

第8题:

The main propulsion diesel continues running after you try to shut down. You should now attempt to .

A.stop the fuel oil booster pump

B.engage the jacking gear

C.secure the lube oil pump

D.shut off the fuel at the settling tank


正确答案:A

第9题:

单选题
Excessive lubricating oil consumption in a running diesel engine can be caused by ()
A

clogged lube oil piping

B

excessive valve-guide clearance

C

high lube oil viscosity

D

low lube oil temperature


正确答案: A
解析: 暂无解析

第10题:

单选题
A diesel engine is turned at normal cranking speed and no ignition occursThis could be the result of ()
A

low lube oil temperature

B

low starting air temperature

C

air bubbles in the fuel oil system

D

water in the starting air system


正确答案: A
解析: 暂无解析

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