Polina (uniquesnowflake)

Race #1563

View Pit Stop page for race #1563 by uniquesnowflakeGhost race

View profile for Polina (uniquesnowflake)

Official speed 136.90 wpm (24.81 seconds elapsed during race)
Race Start June 23, 2019 11:09:25am UTC
Race Finish June 23, 2019 11:09:50am UTC
Outcome Win (1 of 4)
Opponents 2. lsdb9742 (100.43 wpm)
3. dawittymidget (85.14 wpm)
Accuracy 99.0%
Points 102.68
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.