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

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

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Electrical Machines
Which of the following represents the commutator pitch?

 Number of conductors spanned by one coil at the front end of the armature.
 Number of conductors spanned by one coil at the back end of the armature.
 The distance between the staring of first coil and its next successive coil
 Number of commutator segments between two successive coils.

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