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Racer Jacob (jkhindo64)
Race Number 12485
Date Tue, 22 Jan 2019 05:11:55 +0000
Speed 90 WPM Try to beat?
Accuracy 99.0%
Rank 2nd place (out of 5)
Opponents canityamz (1st place) zevia (3rd place)

Text typed:

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)

Typing Review: