this post was submitted on 15 Sep 2023
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NonCredibleDefense

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The US military and gaslighting its own troops; name a more iconic duo (lemmy.dbzer0.com)
submitted 1 year ago by PugJesus@lemmy.dbzer0.com to c/noncredibledefense@lemmy.world
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[–] traches@sh.itjust.works 7 points 1 year ago (2 children)

All the time, the tip has to stay subsonic so they don’t spin that fast. 1021 RPM on an H-model herc for example.

[–] mykneedoesnthurt@kbin.social 2 points 1 year ago

the tip has to stay subsonic - that's what she said

[–] Empricorn@feddit.nl 0 points 1 year ago (1 children)

Huh, interesting. It just seems like from a distance, while both it and the aircraft are moving fast, a visual determination of whether a propeller is there or not or not seems... difficult.

[–] traches@sh.itjust.works 4 points 1 year ago

Depends on distance, angle, and lighting but they’re definitely visible from another aircraft. (Source: former c-130 flight engineer)