DezzardHD (dezzardhd)

Race #1015

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Official speed 62.77 wpm (54.10 seconds elapsed during race)
Race Start October 22, 2020 10:32:36am UTC
Race Finish October 22, 2020 10:33:31am UTC
Outcome No win (3 of 5)
Accuracy 98.0%
Points 47.08
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.