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Electrical Machines

Electrical Machines
Stepper motor is used in

 food processing
All of these
 traction
 computer printers

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Electrical Machines
DC series motor is best suited for electric traction as

 It is cheaper in cost.
 It runs at very high speed at light load.
 It consume less power.
  It develops high starting torque.

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Electrical Machines
The output indicate on the name plate of any motor is always the

  Output power at the shaft.
 Gross power.
 Power drawn in KVA.
 Power drawn in KW.

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Electrical Machines
Flux density under leading pole tips in case of generator will

 decrease
None of these
 increase
 either increase or decrease

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Electrical Machines
In alternator, the rotary part is

 core.
 none of these.
  magnetic field poles.
 armature.

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Electrical Machines
In a single phase induction motor, the starting torque developed is proportional to

 V²
 1/V²
 1/V
 supply voltage V

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MORE MCQ ON Electrical Machines

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