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

  none of these.
  cage.
  linear.
  wound.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Scott connections are used for

 any of the above.
 single phase to three phase transformation.
 three phase to single phase transformation.
 three phase to two phase transformation.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
If B is flux density, l the length of the conductor and v the velocity of the conductor, then emf is given by

 Bl2v.
 Bl2v2.
 Blv2.
 Blv.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Under commutation results in

  no sparking.
  sparking at the leading edge of the brush.
  sparking at the middle of the brush.
  sparking the trailing edge of the brush.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In electric locomotive which of the following motor are used ?

  Synchronous motor.
  Shunt motor.
  Separately compound motor.
  DC series motor.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The direction of rotation of a DC motor can be determined by

 Lenz's law.
 Fleming's right hand rule.
  Fleming's left hand rule.
 Ampere's law.

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
↑