Electrical Machines
Where the shunt generators are widely used?

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

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Electrical Machines
In a DC generator, the armature reaction results in

  demagnetization of leading & magnetization of trailing pole tip.
 demagnetization of centers of poles.
 magnetization of leading and demagnetization of trailing pole tip.
  magnetization of inter poles.

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