Raging (ragingthunder)

Race #1298

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Official speed 88.78 wpm (38.25 seconds elapsed during race)
Race Start February 13, 2020 12:21:30pm UTC
Race Finish February 13, 2020 12:22:09pm UTC
Outcome No win (2 of 3)
Opponents 1. jamiegre (114.92 wpm)
Accuracy 98.0%
Points 66.59
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.