Electrical Instrumentation

Electrical Instrumentation

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As a effect of the reversing current in the primary current, the e.m.f. induced in the secondary of the transformer is a.c. So ... e.m.f. is iess than the balancing voltage of the potentiometer, then motor rotates in other direction because the polarityanbsp;...

Title:Electrical Instrumentation
Author:U.A.Bakshi, A.V.Bakshi
Publisher:Technical Publications - 2009-01-01


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