Armature in d.c. machines are always placed on rotor otherwise commutation will not be possible

Q.  The armature in d.c. machines are always placed on rotor
- Published on 23 Oct 15

a. Otherwise commutation will not be possible
b. Otherwise there will not be any induced emf
c. Otherwise current will not flow
d. All of these

ANSWER: Otherwise commutation will not be possible

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