Regarding “The next EV challenge: How to create character, personality,” autonews.com, Nov. 21: Modern designs are already bland, and the lack of engine “noise” adds to the problem. I put noise in ...
These design features are not just aesthetic.
Boeing has implemented Engine chevrons, or serrated chevron ducts, on some of its more recent aircraft designs, a feature that can reduce noise emissions and help aircraft abide by noise regulations.
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