海船船员考试

单选题Compressed air is supplied by air compression to ().A the air receiversB the starting valvesC the cylinder coversD the distributors

题目
单选题
Compressed air is supplied by air compression to ().
A

the air receivers

B

the starting valves

C

the cylinder covers

D

the distributors

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相似问题和答案

第1题:

Compressed air is supplied by air compressors to______.

A.the air receivers

B.the starting valves

C.the cylinder covers

D.the distributors


正确答案:A

第2题:

单选题
The fresh air coming in through the inner air ports, is compressed by() to a higher pressure.
A

the cylinder head

B

the cross-head

C

the moving piston

D

the stationary piston


正确答案: B
解析: 暂无解析

第3题:

If the engine does not start on air, it may be due to

A.low compression of the fuel pumps

B.incorrect timing of fuel pumps

C.the starting air valves stuck

D.air-locks in fuel oil pipeline


正确答案:C

第4题:

单选题
Clean air standards referred to as “Grade D” apply to compressed air for use in().
A

high pressure fluid accumulators

B

driving air-powered plunger pumps

C

filling open-circuit breathing systems

D

bladder-type accumulators


正确答案: B
解析: 暂无解析

第5题:

单选题
The air supplied to a diesel engine is compressed to () (1) provide heat for the ignition of the fuel (2) decrease injection delay
A

(1) only is correct

B

(2) only is correct

C

both (1) and (2) are correct

D

neither (1) or (2) are correct


正确答案: A
解析: 暂无解析

第6题:

What is the function of an air receiver in the compressed air system on a ship?

A.Condenses moisture

B.Provides overpressure protection

C.Purifies the air

D.Acts as an accumulator


正确答案:D

第7题:

单选题
Which of the following statements describes the function of an air compressor intake filter?()
A

Protects against suction valve float

B

Provides a positive pressure on the air inlet valves

C

Prevents lubricating oil contamination of the compressed air supply

D

Protects against the damaging effects of airborne solid particles


正确答案: D
解析: 暂无解析

第8题:

Restrictions occurring in the small orifices(孔) of pneumatic control system components can be caused by ______.

A.moisture in the compressed air supply

B.excessive dryness in the compressed air supply

C.pressure surging in the compressed air receiver

D.insufficient lubrication of the system components


正确答案:A

第9题:

单选题
What is the function of an air receiver in the compressed air system on a ship? ()
A

Condenses moisture

B

Provides overpressure protection

C

Purifies the air

D

Acts as an accumulator


正确答案: C
解析: 暂无解析

第10题:

单选题
Poor combustion in a diesel engine can be caused by ().
A

high compression pressure

B

low intake air temperature

C

low exhaust pressure

D

high scavenge air temperature


正确答案: D
解析: 暂无解析

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