Last (galya_88)

Race #211

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Official speed 56.43 wpm (60.18 seconds elapsed during race)
Race Start November 20, 2020 5:31:39am UTC
Race Finish November 20, 2020 5:32:39am UTC
Outcome No win (2 of 5)
Opponents 4. erise1786 (49.65 wpm)
5. tuud (45.88 wpm)
Accuracy 98.0%
Points 42.32
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.