Electrical Machines
In large sized DC machines the compensating windings are provided to

  neutralize voltage induced in coil due to fluctuation of l
 reduce eddy current losses by providing local short circuits.
 compensate for the decrease in speed due to increase of load.
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In DC machines, the interpoles are provided

 to counteract the reactance voltage and the cross-magnetizi
  to make commutation spark less.
 to counteract demagnetizing effect of armature mmf in commutating zone.
  both (B) and (C).

ANSWER DOWNLOAD EXAMIANS APP