pingu (pingu_colemakdh)

Race #55

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Official speed 35.78 wpm (94.91 seconds elapsed during race)
Race Start August 3, 2020 7:09:10pm UTC
Race Finish August 3, 2020 7:10:45pm UTC
Outcome No win (3 of 3)
Accuracy 93.0%
Points 26.84
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.