When the air-fuel mixture is ignited during normal combustion, a ____ travels across the combustion chamber and pushes the piston down in the cylinder.
A) surge
B) flame front
C) spark
D) run-on

Question

Quizplus · Accepted Answer

The correct term for the wave of ignition that travels across the combustion chamber, igniting the air-fuel mixture and pushing the piston down, is "flame front." This process is essential for the internal combustion engine's operation.

When the Air-Fuel Mixture Is Ignited During Normal Combustion, a ____