Electrical Machines
In a 12 pole triplex lap wound DC armature, each conductor can carry current of 100 A. The rated current of this armature is

 1200 A.
 600 A.
 2400 A.
  3600 A.

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Electrical Machines
For a given torque, reducing diverter resistance of a DC series motor causes

 increase in speed but armature currnet remains the same.
 decrease in speed but armature current remains the same.
 decrease in speed demanding less armature current.
 increase in speed demanding more armature current.

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