• 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
If peak value of phase mmf is F max , then peak value of the rotating field caused by three phase is

 (1/2)Fmax.
 Fmax.
  (3/2)Fmax.
 3Fmax.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which of the following DC Motor uses 4-point starter?

 DC series motor.
 DC shunt motor with armature resistance.
 DC shunt motor with field weaking control.
 DC compound motor.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The armature MMF waveform of a DC machine is

  sinusoidal.
  rectangular.
  triangular.
  pulsating.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which of the following alternators contain large number of poles?

 Aame in both alternators.
None of these
 Hydro alternators.
 Turbo alternators.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In dc motors, under leading pole tips flux density will--------?

 increase
 either increase or decrease
None of these
 decrease

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In DC generator, brushes are always placed along

 geometrical neutral axis.
 load axis.
 armature axis.
  magnetic neutral axis.

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
↑