Electrical Machines
The speed of a 3-phase induction motor operating in its stable region

 decreases with increase in the load torque.
 increases with increase in the load torque.
 decreases with decrease in the load torque.
 remains constant.

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Electrical Machines
Which of the following statements is/are correct statements?

All of these
 EMF per turn in both the windings are equal
 EMF per turn in HV winding is more than EMF per turn in LV winding
 EMF per turn in HV winding is less than EMF per turn in LV winding

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Electrical Machines
Flashing the field of DC generator means

  making the magnetic losses forces parallel.
  neutralising residual magnetism.
  creating residual magnetism by a DC source.
 increasing flux density by adding extra turns of winding.

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