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Electrical Machines

Electrical Machines
Maximum power developed depends on

 load angle
 reactance
 voltage
 both 1and 2

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Electrical Machines
For a fault at the terminal of a synchronous generator, the fault current is maximum for a

 3 - phase to ground fault.
  line to ground fault.
 line to line fault.
 3 - phase fault.

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Electrical Machines
Pole changing methods are suitable only for ___________ type induction motor.

  none of these.
  linear.
  wound.
  cage.

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Electrical Machines
Hopkinss test in DC motor is conducted at ?

 No load.
 Low load.
  Full load.
 None of these.

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Electrical Machines
The three point starter is used for

  Series motor.
  Shunt motor as well as compound motors.
  Shunt, compound and series motor.
  Shunt motor.

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Electrical Machines
The armature voltage control is considered suitable for a DC motor driven at constant

 current.
 torque.
 power.
 speed.

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MORE MCQ ON Electrical Machines

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