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What does a spark plug do?

Retry Correct Incorrect A spark plug is a device that delivers electric currents from an ignition system to the combustion chamber of a spark-ignition chamber. This then ignites the compressed fuel and air mixture with am electric spark.

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What does a spark plug do?

• Ignites fuel and air mixture to create energy
• Supplies the engine with energy
• Injects the fuel and air mixture into the combustion chamber
• Injects air into the intake valve