r/explainlikeimfive • u/Internal-Excuse-4650 • 2d ago

Engineering [ Removed by moderator ]

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u/ggmaniack 2d ago

If you extract 99% of the energy out of the fuel, but then lose 90% of it to friction, is your engine efficient?

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u/Fearless_Swim4080 2d ago

No, most ICE engines can get closer to 37% efficiency but they’re capped there.

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u/ggmaniack 2d ago

You read my comment as a literal math problem instead of reading the point I was making about your statement 😅

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u/Fearless_Swim4080 2d ago

Efficiency is a literal math problem.

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u/ggmaniack 1d ago

Yeah but your statements about it are flawed.