1.

__As there is no back e.m.f. at the instant of starting a D.C. motor, in order to prevent a heavy current from flowing though the armature circuit__

A. A resistance is connected in series with armature
B. A resistance is connected parallel to the armature
C. Armature is temporarily open circuited
D. A high value resistor is connected across the field winding
Answer» B. A resistance is connected parallel to the armature


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