海船船员考试

单选题Water in the fuel can prevent the engine from starting, prevent it from developing full power, or ()A run at an irregular speedB create high lube oil temperatureC cause the engine to over-speedD cause blue smoke in the exhaust

题目
单选题
Water in the fuel can prevent the engine from starting, prevent it from developing full power, or ()
A

run at an irregular speed

B

create high lube oil temperature

C

cause the engine to over-speed

D

cause blue smoke in the exhaust

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相似问题和答案

第1题:

单选题
A diesel engine is turned at normal cranking speed, but fails to fireThis can occur from ()
A

low lube oil temperature

B

low starting air temperature

C

air in the fuel injection

D

water in the starting air system


正确答案: A
解析: 暂无解析

第2题:

单选题
The main purpose of starting the diesel engine on air briefly is()
A

to inspect if the cylinder has the water leakage

B

to expel out the residual water/gas/oil from the cylinder

C

to check if fuel supply is normal

D

A and B


正确答案: D
解析: 暂无解析

第3题:

If a diesel engine turned over freely but failed to start, the cause could be ________.

A.water in the fuel

B.cold lube oil

C.excessive starting air pressure

D.excessive fuel pressure


正确答案:A

第4题:

单选题
What is the best way of stopping an over-speeding diesel engine?()
A

Disconnect the battery cables from the starting motor

B

Drain the hydraulic fluid from the governor sump

C

Block the flow of cooling air to the radiator

D

Secure the fuel supply and block the air intake


正确答案: D
解析: 暂无解析

第5题:

单选题
While a ship with twin screw is making a turn, in order to prevent overload, the duty engineer should ()
A

reduce the fuel feeding of main engine of inner propeller

B

reduce the fuel feeding of main engine of outer propeller

C

firstly reduce the fuel of main engine of inner propeller, then reduce the fuel feeding of engine of outer propeller

D

reduce fuel feeding of two engines at the same time


正确答案: A
解析: 暂无解析

第6题:

单选题
Stating a large propulsion diesel engine using diesel fuel during cold weather conditions can be made easier by ()
A

increasing the quantity of starting air

B

increasing the lube oil pressure

C

heating the engine fuel supply

D

heating the engine jacket water


正确答案: A
解析: 暂无解析

第7题:

单选题
White smoke exhausting from a diesel engine can be caused by ()
A

low combustion temperature

B

a leaking fuel nozzle check valve

C

late fuel injection

D

plugged oil-scraper ring hole


正确答案: A
解析: 暂无解析

第8题:

单选题
Care and cleanliness are required when installing diesel fuel filters ().
A

to prevent the fuel system from becoming air-hound

B

to prevent the fuel system becoming clogged with dirty particles

C

both of the above

D

to prevent the lubricating oil from leaking out of the filter element


正确答案: B
解析: 暂无解析

第9题:

单选题
Black smoke coming from a boiler can be caused by ().
A

low water level

B

high water level

C

excessively high fuel pressure

D

low oil temperature


正确答案: B
解析: 暂无解析

第10题:

单选题
Due to excessive water in the fuel, a diesel engine fails to startBefore the engine can be started, the water must be removed from the ().
A

fuel pumps

B

cylinders

C

fuel strainers

D

all of above


正确答案: A
解析: 暂无解析

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