Do You Know the Automotive Basics? Take This Quiz and See!

What does the alternator do in a car?

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McLaren Electronic Systems, Racing Car Alternator, McLaren Technical Centre
Retry Correct Incorrect The alternator of your car is just like a generator. It charges your battery when the engine is running; without it, your battery would drain out of charge more quickly.
Darren Heath via Getty Images
Darren Heath via Getty Images

What does the alternator do in a car?

  • Cool the engine
  • Reduce the noise
  • Charge the battery
  • Assist the brakes
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