PR (mrprx)

Race #8121

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Official speed 91.85 wpm (36.97 seconds elapsed during race)
Race Start August 25, 2019 3:36:07pm UTC
Race Finish August 25, 2019 3:36:44pm UTC
Outcome No win (2 of 5)
Opponents 1. nicktram31 (119.50 wpm)
3. shikima (89.19 wpm)
5. flybot (72.10 wpm)
Accuracy 96.0%
Points 68.89
Text #4060102 (Length: 283 characters)

Transformers and most electric motors operate on alternating current. In such devices the flux in the iron changes continuously both in value and direction. The magnetic domains are therefore oriented first in one direction, then the other, at a rate that depends upon the frequency.