Arjun (arjunnaidu)

Race #201

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Official speed 40.99 wpm (82.85 seconds elapsed during race)
Race Start June 18, 2020 10:21:29am UTC
Race Finish June 18, 2020 10:22:52am UTC
Outcome No win (4 of 5)
Accuracy 96.0%
Points 30.74
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.