Electrical Machines
In a 2 pole lap winding dc machine , the resistance of one conductor is 2Ω and total number of conductors is 100. Find the total resistance

 50Ω
 10Ω
 200Ω
 100Ω

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Electrical Machines
Flashing of DC generator means

  creation of residual magnetism by a DC source.
 neutralization of residual magnetism.
  increasing flux density by providing extra ampere-turns in field.
None of these

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