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ASVAB Full-length Test
The acoustical chamber that is part of the car exhaust system that lessens engine noise is called ____.
a muffler
the noise-reduction system
the acoustic pad
a silencer
Detailed Explanation
Exhaust gases pass from the engine to the piping of the exhaust system and through the muffler. This reduces noise from the engine and lessens the pollutants from burned fuel.
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