Michelle (michelleness)

Race #172

View Pit Stop page for race #172 by michellenessGhost race

View profile for Michelle (michelleness)

Official speed 142.71 wpm (23.80 seconds elapsed during race)
Race Start February 17, 2019 3:11:17am UTC
Race Finish February 17, 2019 3:11:41am UTC
Outcome Win (1 of 2)
Opponents 2. atthetop (126.18 wpm)
Accuracy 99.0%
Points 107.03
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.