som (somez)

Race #320

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Official speed 58.44 wpm (58.11 seconds elapsed during race)
Race Start August 6, 2019 2:59:47am UTC
Race Finish August 6, 2019 3:00:45am UTC
Outcome Win (1 of 5)
Accuracy 96.0%
Points 43.83
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.