300+ câu trắc nghiệm Tiếng Anh Công nghệ ô tô có đáp án - Phần 10

A. Anti-knock characteristics of alcohol are poor

B. Alcohol contains about half the heat energy of gasoline/liter

C. Alcohol does not vaporize as easily as gasoline

D. Alcohols are corrosive in nature

A. To reduce the emission

B. To increase the power output

C. To increase the power efficiency

D. To improve cold-weather starting

A. The engine which uses gaseous and liquid fuel

B. The engine which uses two liquid fuels

C. The engine which uses two gaseous fuels

D. The engine which uses one liquid and any other fuel

A. SI engine

B. CI engine

C. Hybrid of both SI and CI engine

D. Wankel engine

A. Emits high NOx and soot

B. Have a large power range

C. Efficiency is comparatively less

D. Pre-catalyst hydrocarbon emissions are higher

A. CI engine

B. SI engine

C. Free piston engine

D. Wankel engine

A. Injection

B. Carburetion

C. Lean burn technology

D. Injection as well as carburation

A. More prone for knock

B. Multi-fuel capabilities

C. More throttling losses

D. Overall rich mixture

A. It is a rotary external combustion engine

B. It is more expensive

C. It has a longer operating cycle

D. It has less time to complete the combustion

A. SI engine

B. CI engine

C. Wankel engine

D. HCCI engine

A. More prone for knock

B. It uses an overall rich mixture

C. It has a lot of throttling losses

D. It has multi-fuel capabilities

A. High efficiency

B. Quiet operation

C. Compatible with alternative and renewable energy

D. High efficiency, quiet operation and compatible with renewable energy

A. Oxides of nitrogen

B. Particulates

C. CO and CO2

D. Unburnt hydrocarbon

A. Excess O2

B. CO and CO2

C. Soot and particulate matter

D. NOx and HC

A. Unburnt oil

B. HC

C. Nox

D. CO

A. Cruising

B. Idling

C. Accelerating

D. Decelerating

A. To reduce CO and HC

B. To reduce Nox

C. To reduce CO

D. To reduce HC

A. To control HC

B. To control Nox

C. To control CO

D. To control smoke

A. Reduce knocking

B. Reduce HC emission

C. Reduce exhaust temperature

D. Increase power output

A. CO

B. HC

C. Soot

D. NOx