What occurs in the combustion space of a diesel engine cylin

题目
单选题
What occurs in the combustion space of a diesel engine cylinder shortly after ignition and before the piston reaches TDC?()
A

Rapid increase in temperature with constant pressure

B

Rapid increase in pressure with constant temperature

C

Rapid increase in pressure and temperature

D

Rapid increase in volume and decrease in pressure

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
What determines the number of events occurring in a cycle of operation in an internal combustion engine?()
A

Crankshaft revolution

B

Type of engine (diesel or gasoline)

C

Distance a piston travels during a stroke

D

Number of pistons


正确答案: B
解析: 暂无解析

第2题:

单选题
What is commonly used to create turbulence in a diesel engine combustion system?()
A

Shape of the piston crowns

B

Increasing the compression ratios

C

Increasing the piston crowns

D

Increasing the turbocharger gear ratio


正确答案: A
解析: 暂无解析

第3题:

What would white exhaust smoke from a diesel engine probably mean ________.

A.Late fuel injection

B.Excess combustion air

C.Dribbling injector tips

D.Excessive lube oil consumption


正确答案:A

第4题:

单选题
Proper atomization of fuel in diesel engine combustion chambers will ().
A

affect the injection pressure

B

improve combustion

C

reduce compression pressure

D

decrease power output


正确答案: D
解析: 暂无解析

第5题:

单选题
What is the purpose of the intake/exhaust valves in a diesel engine? ()
A

They regulate the combustion cycle

B

They supply cooling water

C

They synchronize the ignition spark

D

They supply and regulate the lubricant flow


正确答案: B
解析: 暂无解析

第6题:

单选题
What occurs in the combustion space of a diesel engine cylinder shortly after ignition and before the piston reaches TDC?()
A

Rapid increase in temperature with constant pressure

B

Rapid increase in pressure with constant temperature

C

Rapid increase in pressure and temperature

D

Rapid increase in volume and decrease in pressure


正确答案: C
解析: 暂无解析

第7题:

单选题
A diesel engine with a combustion chamber located between the crowns of two pistons is known as a/an ().
A

double-acting engine

B

opposed pistons engine

C

single-acting engine

D

horizontal acting engine


正确答案: D
解析: 暂无解析

第8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

第9题:

单选题
The diesel engine is similar to the gasoline engine in that ().
A

both of them are ignited by compressed air

B

both of them are the forms of external combustion engines

C

both of them have spark plugs

D

the power is developed by the piston in the cylinder


正确答案: B
解析: 暂无解析

第10题:

单选题
The function of the piston compression rings used in a diesel engine is to ()
A

seal the space between the piston and liner

B

transmit heat from the piston to the cylinder liner

C

reduce the amount of combustion gas blow-by

D

all of the above


正确答案: A
解析: 暂无解析

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