paperboy ditty (wordracer888)

Race #219578

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Official speed 154.79 wpm (21.94 seconds elapsed during race)
Race Start February 5, 2019 6:48:58am UTC
Race Finish February 5, 2019 6:49:20am UTC
Outcome Win (1 of 2)
Accuracy 100.0%
Points 116.09
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.