ET2 final revision

1. In a compression ignition engine, fuel is injected into ________, causing it to ignite spontaneously.

Spark ignition engines generally use ________ as their primary fuel.

Compression ignition engines are built with ________ components to withstand high pressures.

The absence of a ________ is a characteristic feature of compression ignition engines.

Spark ignition engines often require a ________ or a fuel injection system to mix air and fuel.

The ________ is the main structure of the engine that houses the cylinders and is typically made of cast iron or aluminum alloy.

In a compression ignition engine, the ________ system is responsible for expelling combustion gases from the engine.

The ________ rod connects the piston to the crankshaft in a compression ignition engine.

The primary purpose of the __________ in a compression ignition engine is to compress the air-fuel mixture before combustion.

The __________ regulates the timing of the opening and closing of the engine's valves, ensuring proper airflow during the intake and exhaust strokes.