Coil Twisting - final length / starting length ratio

[Cloudd]

I've been doing quite some twisting on 30 a.w.g A1. The average length loss is about -18% on a tightly twsited coil. Ratio approx. 0.8~0.85

 

[93gc40]

Try this has calculator for twisted wire. Steam Engine | free vaping calculators IDK the math but you might find it in one of the blogs by StateOFlux. The answer is YES and NO, i believe.