• 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
Maximum efficiency will occur, when copper loss is_______to iron loss?

 less than
 greater than
 any of the above
 equal to

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In DC generator, full form of MNA is what?

 Magnetically no-load armature co-ordinate.
  Magnetic neutral axis.
 Magnetic neutral armature co-ordinate.
 Magnetic no-load axis.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Hysteresis loss will depends on

 f²
 f
 f1.6
 f³

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
With the increases in field excitation of a DC generator, its generated emf

  increases upto a limit and then remains almost constant.
  remains constant.
  decreases.
 increases.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In induction motors, there is large decrease in maximum power factor when the dispersion coefficient is ________________.

 decreased.
 kept constant to certain value.
  increased.
 remains same.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The principal of starting of 3 - Φ IM is similar to

  transformer with short-circuited secondary.
  capacitor run IM.
  synchronous motor.
  repulsion motor type starting.

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
↑