Diesel Cycle Quiz

Who received a patent for an effective, slow-burning internal combustion engine in the 1890s?

• Nikola Tesla

• Rudolf Diesel

• Thomas Edison

• Henry Ford

What is the primary distinction between Otto cycle and Diesel cycle?

• Otto cycle uses charge ignition through a fuel injector, while Diesel cycle uses a spark plug

• Otto cycle is known as the Constant pressure cycle, while Diesel cycle is known as the Constant volume cycle

• Otto cycle has a low thermal efficiency, while Diesel cycle has a high thermal efficiency

• Otto cycle has a high compression ratio, while Diesel cycle has a low compression ratio

What is the compression ratio in a diesel engine?

• V1/V2

• V1/V3

• V3/V2

• V4/V3

What is the mean effective pressure of the diesel cycle?

• m.(-Qout/CV(T4-T1))

• m.(-Qadd/CV(T3-T2))

• m.(-Qout/CP(T4-T1))

• m.(-Qadd/CP(T3-T2))

What is the heat capacity ratio denoted by in the diesel cycle?

• ηth

• VR

• CR

• κ

What is the application of the diesel cycle?

• Used in bicycles

• Used in submarines

• Used in airplanes

• Used in electric cars

What is the advantage of the diesel cycle over the otto cycle?

• Low thermal efficiency

• Cleaner exhaust emissions

• High fuel costs

• High chance of catching fire

What is the disadvantage of the diesel cycle?

• Diesel engines are quieter than gasoline counterparts

• Diesel fuel lacks lubricating properties

• Repairs and maintenance are cheap

• Diesel-powered cars are less expensive than regular cars

What is the process called when the first drop of fuel enters the chamber in the diesel cycle?

• Fuel injection delay

• Spark plug delay

• Combustion delay

• Ignition lag

What are the four processes involved in a typical diesel engine?

• Compression, Suction, Expansion, Exhaust

• Expansion, Compression, Suction, Exhaust

• Suction, Compression, Expansion, Exhaust

• Suction, Expansion, Compression, Exhaust