In a dc machine, the demagnetizing effect of armature reaction is ___

In a dc machine, the demagnetizing effect of armature reaction is due to

A. component of armature mmf along field axis
B. non-sinusoidal nature of armature mmf
C. magnetic saturation in half of the field pole
D. uneven air-gap length

Show Answer

Answer: C

Share your understanding of this question with the correct explanation.