max (mxgo)

Race #148

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Official speed 89.55 wpm (37.92 seconds elapsed during race)
Race Start May 31, 2020 12:57:41am UTC
Race Finish May 31, 2020 12:58:19am UTC
Outcome Win (1 of 3)
Accuracy 96.0%
Points 67.16
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.