Electrical Machines
Cross magnetization effects which of the following?

 reduction in main field flux
 reduces the terminal voltage
 both 2 and 3
 commutation

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Electrical Machines
Which of the following represents the commutator pitch?

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

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