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Calculate the current in DC series field winding using the following data: Ia=3 A.(a) 4 A(b) 2 A(c) 3 A(d) 6 AI have been asked this question in a job interview.This interesting question is from Dynamic Braking of DC Series Motors topic in section Braking of DC Motors & Induction Motors of Electric Drives

Answer»

Correct choice is (C) 3 A

Easiest explanation: In DC series motor, FIELD WINDINGS are CONNECTED in series with the armature circuit. The armature current will also flow through the series winding. If=Ia=3 A.



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