Q.Laminated yoke in dc motor can reduce

  • ASpeed regulation
  • BIron loss
  • CTemperature rise
  • DSparking non load
Correct Answer : (B)

Iron loss

Hints :

Laminated yoke in dc motor can reduce Iron loss.


If a current carrying coil is placed in a uniform magnetic field direction of magnetic induction, then


Reluctance torque in rotating machines is present, when

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