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Derive an expression for the back emf of the universal motor and compare this expression with the back emf expression of the DC series motor.
Derive an expression for the back emf of the universal motor and compare this expression with the back emf expression of the DC series motor.
The back electromotive force (EMF) in a universal motor, denoted as Eb, can be expressed as: E VI R + La (R + Rf)
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Solution Deriving the EMF equation of a motor Given the following equation E B V I ...
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Schaums Outline Of College Physics
Authors: Eugene Hecht
12th Edition
1259587398, 978-1259587399
