Trixie1018 (trixie1018)

Race #1086

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Official speed 89.48 wpm (37.95 seconds elapsed during race)
Race Start November 25, 2020 5:51:48am UTC
Race Finish November 25, 2020 5:52:26am UTC
Outcome Win (1 of 5)
Opponents 3. douglasmm24 (65.84 wpm)
4. lukcy (61.81 wpm)
Accuracy 98.0%
Points 67.11
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.