Carl (himynameisrohitsingh)

Race #3970

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Official speed 136.82 wpm (24.82 seconds elapsed during race)
Race Start May 14, 2019 5:07:01am UTC
Race Finish May 14, 2019 5:07:26am UTC
Outcome Win (1 of 2)
Opponents 2. loboru (103.46 wpm)
Accuracy 98.0%
Points 102.61
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.