Synchronous Motors MCQ Test

  1. In a synchronous motor, the breakdown torque is ____.
  2. The speed of a synchronous motor ____.
  3. What is a pony motor?
  4. The back emf in the stator of a synchronous motor depends on ___.
  5. What is the main reason for embedding the damper winding in the pole face?
  6. The armature current of the synchronous motor has large values for ___.
  7. The construction of a synchronous motor resembles which of the following machine ____.
  8. Which of the following losses is not dissipated by the stator core surface in a synchronous motor?
  9. Which of the following devices can be used as a phase advancer?
  10. In which of the following motors the stator and rotor magnetic field rotate at the same speed ?
  11. What do you mean by torque angle?
  12. Which one of the following is similar to the working of a synchronous motor?
  13. The stator and rotor magnetic field rotate at the same speed in synchronous motor.
  14. Exciters of synchronous machines are ____.
Synchronous Motors MCQ

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Practice here the best Synchronous Motors MCQ Questions that checks your basic knowledge of Synchronous Motors. This Synchronous Motors MCQ Test contains 20+ Multiple Choice Questions. You have to select the right answer to the question. Apart from this, you can also download here Synchronous Motors MCQ PDF, completely free.

  • directly proportional to the square of the applied voltage
  • directly proportional to applied voltage
  • inversely proportional to applied voltage
  • None of the above
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  • increases as the load increases
  • decreases as the load decreases C.
  • always remains constant
  • None of the above
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  • DC class motor
  • small induction motor
  • DC shunt motor
  • All of the above
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  • Flux density
  • DC excitation
  • Load on the motor
  • Speed of the rotor
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  • Eliminate losses on account of air friction
  • Reduce bearing friction
  • Eliminate hunting and provide starting torque
  • Eliminate air friction
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  • High excitation
  • Low excitation
  • Both high and low excitation
  • None of the above
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  • Induction motor
  • Differential compound motor
  • Dc series motor
  • Alternator
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  • Eddy current losses in the conductors
  • Windage losses
  • Copper losses in the slot portion of the conductors
  • Iron losses in the stator
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  • Synchronous motor working at lagging power factor
  • Synchronous motor working at leading power factor
  • Squirrel cage induction motor
  • Slip ring induction motor
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  • Universal motor
  • Synchronous motor
  • Induction motor
  • Reluctance motor
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  • The angle between the synchronous rotating stator flux and rotor poles of a synchronous motor
  • The angle between the series rotating stator flux and rotor poles of a synchronous motor
  • The angle between the continuous rotating stator flux and rotor poles of a synchronous motor
  • None of the above
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  • gear train arrangement
  • turbine
  • distribution transformer
  • transmission of mechanical power by shaft
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  • d.c. series machines
  • d.c. compound machines
  • d.c. shunt machines
  • All of the above
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  • The phenomenon of Magnetic Locking between the stator and the rotor teeth
  • The phenomenon of induction between the stator and the rotor teeth
  • angle between the stator and the rotor teeth
  • None of the above
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  • Repulsion start induction motor
  • Capacitor-start capacitor run motor
  • Split phase motor
  • Shaded pole motor
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  • Windage loss
  • Copper losses
  • Any of the above
  • None of the above
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  • Reluctance motor
  • Synchronous motor
  • Universal motor
  • D.C. motor
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