SVP Light Vehicle Mechanic Practice Questions - Saudi Skill Verification Program - Light Vehicle Mechanic Exam

What is the primary function of a spark plug in a petrol engine?

To ignite the air-fuel mixture in the combustion chamber. To cool down the combustion chamber. To lubricate the piston rings. To measure the engine's RPM.

Correct Answer:

To ignite the air-fuel mixture in the combustion chamber.

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