Electrical Machines
The dc motor which can provide zero speed regulation at full load without any controller, is

 shunt.
 cumulative compound.
 series.
 differential compound.

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Electrical Machines
Where the shunt generators are widely used?

 Where voltage variation is needed over a wide load range.
 Where often load fluctuation is occurred.
 Where the load is very high.
  Where a constant voltage is required over a narrow load range.

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