In D.C. machines, ir order to prevent excessive distortion of field form by the armature reaction, the field mmf must be made________?

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Academy of PakistanTest & Learning

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2256Electrical EngineeringMedium

Aless in comparison with the armature mmf

Blarge in comparison with the armature mmf

Cnone of the above

Dequal to that of armature mmf

Correct answer

B. large in comparison with the armature mmf

Explanation

The correct answer is large in comparison with the armature mmf.

In D.C. machines, ir order to prevent excessive distortion of field form by the armature reaction, the field mmf must be made________? - Answer and Explanation | Academy of Pakistan