Which of the following terms is used to describe the overall breathing efficiency of an engine?
A) scavenging
B) thermal efficiency
C) volumetric efficiency
D) combustion efficiency

Question

Quizplus · Accepted Answer

Volumetric efficiency refers to the efficiency with which an engine can move the charge of fuel and air into and out of the cylinders. It is a key factor in determining an engine's overall breathing efficiency.

Which of the Following Terms Is Used to Describe the Overall