Electrical Machines
_____________ types of induction motor are widely used.

  Squirrel cage IM.
  Three phase IM.
  Slip ring IM.
  Single phase IM.

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Electrical Machines
With the increase in speed of DC motor

 Back emf falls and line current increase.
 Both back emf as well as line current fall.
  Back emf increase but line current falls.
 Both back emf as well as line current increase.

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