Electrical Machines
The stator core of a 3 - Φ induction motor is laminated in order to reduce the

  weight of the stator.
  both of the above.
  eddy current loss.
  hysteresis loss.

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Electrical Machines
Due to magnetic saturation, the flux per pole in a DC machine without brush shift

 increases in generators but decreases in motor with load.
 decreases in generators and increases in motor with load.
 increases in both the generators and the motors with load.
  decreases in both generators and the motors with load.

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