View Pit Stop page for race #2469 by stephanie83 — Ghost race
View profile for Stephanie (stephanie83)
Official speed | 53.53 wpm (63.44 seconds elapsed during race) |
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Race Start | January 10, 2019 1:38:43pm UTC |
Race Finish | January 10, 2019 1:39:46pm UTC |
Outcome | Win (1 of 4) |
Accuracy | 97.0% |
Points | 40.15 |
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. |