Electrical Machines
Dynamic braking is very effective for

 series motors.
 shunt motors.
 differential compound motors.
 separately excited motors.

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Electrical Machines
With the increase in speed of DC motor

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

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