Gavinus (solar56)

Race #1017

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Official speed 26.21 wpm (129.57 seconds elapsed during race)
Race Start June 1, 2019 11:08:10pm UTC
Race Finish June 1, 2019 11:10:20pm UTC
Outcome No win (3 of 5)
Accuracy 95.0%
Points 19.66
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.