Podcast
Questions and Answers
Which category of thermodynamic cycles includes power cycles that produce a net power output?
Which category of thermodynamic cycles includes power cycles that produce a net power output?
- Vapor cycles
- Heat pump cycles
- Gas cycles (correct)
- Refrigeration cycles
What are the two principal types of internal combustion engines commonly used in automobiles?
What are the two principal types of internal combustion engines commonly used in automobiles?
- Otto engines and Joule engines
- Diesel engines and Gas turbines
- Spark-ignition engines and Compression-ignition engines (correct)
- Spark-ignition engines and Gas turbines
Which process can be applied instantaneously in internal combustion engine cycles if desired?
Which process can be applied instantaneously in internal combustion engine cycles if desired?
- Expansion and compression
- Reversible and adiabatic compressions
- Reversible and adiabatic expansions
- Heating of the working substance (correct)
What type of cycle do internal combustion engines and gas turbines undergo?
What type of cycle do internal combustion engines and gas turbines undergo?
Which of the following is NOT an example of a thermodynamic cycle mentioned in the text?
Which of the following is NOT an example of a thermodynamic cycle mentioned in the text?
What is used as the carrier for heat energy in thermodynamic cycles?
What is used as the carrier for heat energy in thermodynamic cycles?
What are the properties that define the state of a working substance (WS)?
What are the properties that define the state of a working substance (WS)?
In a spark-ignition engine, what ignites the fuel-air mixture?
In a spark-ignition engine, what ignites the fuel-air mixture?
What is the purpose of the compression stroke in a four-stroke combustion cycle?
What is the purpose of the compression stroke in a four-stroke combustion cycle?
What happens during the combustion stroke in the four-stroke cycle of an engine?
What happens during the combustion stroke in the four-stroke cycle of an engine?
Why is a spark-ignition (SI) engine suitable for use in automobiles?
Why is a spark-ignition (SI) engine suitable for use in automobiles?
What assumption is made about the operation of an internal combustion engine based on the air-standard assumption?
What assumption is made about the operation of an internal combustion engine based on the air-standard assumption?
