How Do You Define Diesel Engine Breathing Efficiency

question 2

Multiple Choice

How do you define diesel engine breathing efficiency?

• A) Total volume of exhaust gases as a percentage of engine displacement.
• B) Ratio of the maximum compression pressure to maximum cylinder pressure expressed as a percentage.
• C) Total air volume required to maintain any given engine RPM.
• D) Actual volume of air taken in during the intake stroke versus cylinder swept volume.

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Definitions:

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