• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Electrical Machines

Electrical Machines
Fifth harmonic component of the induced voltage in three phase AC generator can be eliminated by using a winding pitch of

 2 / 3.
 5 / 6.
 6 / 7.
  4 / 5.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In speed control of DC shunt motor by varying field flux, what may be the value of field regulator?

 100 ohm
 2 ohm.
 10 ohm
 0.2 ohm

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Rotating magnetic field is produced in an induction motor because of

  stator winding.
  either stator winding or rotor winding.
None of these
  rotor winding.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In Ward-Leonard system, the lower limit of the speed imposed by

 Field resistance.
 Armature resistance.
 None of above.
 Residual magnetism of the generator.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In travelling cranes for swing action which motor is preferred?

  AC slip ring IM.
  Capacitor type induction motors.
  DC series motor.
  Reluctance motor.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which of the following methods of speed control is not affected through stator side?

  Change of number of pole.
  Change of supply frequency.
  Change of rotor resistance.
  Change of supply voltage.

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Electrical Machines

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑