Justin (dunklioscious)

Race #1355

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Official speed 134.21 wpm (25.30 seconds elapsed during race)
Race Start April 28, 2019 7:13:03am UTC
Race Finish April 28, 2019 7:13:28am UTC
Outcome Win (1 of 5)
Opponents 3. arun808 (94.23 wpm)
Accuracy 99.0%
Points 100.66
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.