Practice question

What is the purpose of an intercooler in a turbocharged or supercharged engine?

To cool the engine coolant
To cool the compressed intake air from the turbocharger before it enters the cylinders, increasing air density and power
To heat the intake air for better fuel vaporization
To filter the intake air

Answer: B — To cool the compressed intake air from the turbocharger before it enters the cylinders, increasing air density and power

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