Spark Ignition Engine (SI Engine): Definition, Parts, Working, and Applications
A spark ignition engine (SI engine) is a type of internal combustion engine where the air–fuel mixture is ignited by a spark produced by a spark plug. These engines typically use petrol (gasoline) as fuel and operate on the Otto cycle, which is widely used in light-duty vehicles and small machines. Spark ignition engines play a crucial role in modern transportation […]
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