Electrical machinery; a practical study course on installation, operation and maintenance (1921)
Annett, Fred Anzley · New York [etc.] McGraw-Hill book company · leaf 358
when the positions of B and C in the magneticfield are considered, as both are in similar positions but underopposite sides of the polepiece; hence at this instant the volt-age generated in each will be equal. In Chapter XXII it was explained that the instantaneousvalue e of the e.m.f. can always… … *=r^
Electric machinery
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