View Pit Stop page for race #400 by rooksword3393 — Ghost race
View profile for Sheldon (rooksword3393)
Official speed | 89.62 wpm (37.89 seconds elapsed during race) |
---|---|
Race Start | September 30, 2020 5:09:53am UTC |
Race Finish | September 30, 2020 5:10:31am UTC |
Outcome | Win (1 of 4) |
Accuracy | 97.0% |
Points | 67.22 |
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. |