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Racer Jay (slyviper)
Race Number 95
Date Fri, 7 Feb 2020 16:57:11 +0000
Speed 58 WPM Try to beat?
Accuracy 95.3%
Rank 2nd place (out of 5)
Opponents nmd611 (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: