Electrical Machines
As compared to DOL starting, a cage induction motor with star-delta starting shall have

 reduced starting current.
 smoother acceleration.
 more starting torque.
 more starting time.

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

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

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