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Race Result Details |
| Racer | + (doublestab) |
| Race Number | 279 |
| Date | Tue, 30 Apr 2019 16:23:35 +0000 |
| Speed |
117 WPM
 Try to beat?
|
| Accuracy | 99.7% |
| Rank | 3rd place (out of 5) |
| Opponents | boy_314 (2nd place) giancarlo_sturla7 (4th place) jessegarcia (1st place) |
Text typed:
 
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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.
— Electrical Machines, Drives, and Power Systems
 (book)
by Theodore Wildi
(see stats)
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