how did this happen?

Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter30: Dc Motors
Section: Chapter Questions
Problem 6RQ: What is CEMF?
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how did this happen?

=
(2 Ec+ART - 2EF) IRT
2Ec +4KT - 2 EF =
EF = Ec + 2KT
0
Ans
Transcribed Image Text:= (2 Ec+ART - 2EF) IRT 2Ec +4KT - 2 EF = EF = Ec + 2KT 0 Ans
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