fuad036 (fuad036)

Race #217

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Official speed 32.88 wpm (103.28 seconds elapsed during race)
Race Start April 27, 2020 2:27:25am UTC
Race Finish April 27, 2020 2:29:08am UTC
Outcome No win (4 of 5)
Accuracy 94.0%
Points 24.66
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.