Rob (shringqt)

Race #12

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Official speed 85.85 wpm (39.56 seconds elapsed during race)
Race Start September 12, 2019 3:43:23pm UTC
Race Finish September 12, 2019 3:44:03pm UTC
Outcome No win (2 of 4)
Opponents 3. gee206 (83.56 wpm)
Accuracy 99.0%
Points 64.39
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.