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单选题A device which functions to bring a diesel engine to a full stop to protect it from damage is known as a/an （）A torque limiterB over-speed tripC over-speed governorD load limit governor

题目
单选题
A device which functions to bring a diesel engine to a full stop to protect it from damage is known as a/an （）
A

torque limiter

B

over-speed trip

C

over-speed governor

D

load limit governor

参考答案和解析
正确答案： A
解析： 暂无解析
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相似问题和答案

第1题：

单选题
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
A

Speed limiting governor

B

Over-speed governor

C

Over-speed trip

D

Over-speed relay


正确答案： D
解析： 暂无解析

第2题：

单选题
In a diesel engine, the time taken to heat the fuel particles, turn them into vapor, and bring about combustion is called （）
A

injection lag

B

ignition delay

C

compression

D

turbulence lag


正确答案： C
解析： 暂无解析

第3题：

Constant cooling the various components of diesel engine has a number of functions except for ______.

A.good lubrication

B.low thermal stress

C.good mechanical properties

D.acid corrosion


正确答案：D

第4题：

单选题
Which of the listed diesel engine operating conditions should be checked immediately after any diesel engine is started?（）
A

Exhaust temperature

B

Lube oil level

C

Lube oil pressure

D

Water level in the expansion tank


正确答案： C
解析： 暂无解析

第5题：

单选题
Which of the listed diesel engine systems is likely to create the problem of a cylinder regularly misfiring?（）
A

Lubrication

B

Cooling

C

Fuel

D

Electric ignition


正确答案： A
解析： 暂无解析

第6题：

单选题
As a heat engine,（） energy is the source of power by which the diesel engine can be operated.
A

electric

B

heat

C

mechanical

D

exhaust


正确答案： D
解析： 暂无解析

第7题：

单选题
Which of the following procedures should be carried out to permit the use of a crosshead engine with an inoperable after-cooler?（）
A

Bypass the after-cooler to operate at speed

B

Run at reduced speed until the cooler can be repaired or renewed

C

Switch to diesel fuel and run at full speed

D

Nothing need to be done due to the low heating value of heavy fuel


正确答案： A
解析： 暂无解析

第8题：

单选题
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
A

Impeller

B

Compressor

C

After-cooler

D

Exhaust differ


正确答案： C
解析： 暂无解析

第9题：

单选题
The exhaust system for a turbocharged diesel engine functions to （）
A

power the after-coolers

B

power the turbocharger

C

reduce the cylinder scavenge effect

D

cool the turbocharger


正确答案： C
解析： 暂无解析

第10题：

单选题
Which of the following gases represents the greatest threat to personnel safety in an engine room where the exhaust is leaking from a diesel engine?（）
A

Carbon dioxide

B

Carbon monoxide

C

Carbon trioxide

D

Hydrogen sulfide


正确答案： A
解析： 暂无解析

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