• 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
In a 6 pole DC machine, 90 mechanical degrees correspond to which of the following electrical degree?

 30.
  270.
 45.
 180.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Induction motor operation depends on

None of these
 rotating magnetic field.
 stationary magnetic field.
 either of these.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
An auto transformer having a transformation ratio of 0.8 supplies a load pf 10 KW. The power transfered inductively from the primary to secondary is

 10 KW.
  2 KW.
 8 KW.
 0.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In DC machine shape of armature MMF wave is?

 Triangular and directed towards main pole.
 Saddle shape.
 Triangular and directed towards brush axis.
 Peaky in nature.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Use of fractional pitch winding

  results in reduced axial length of the machine.
All of these
  make it stiffer.
  results in reduced leakage reactance.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Diverters are used only in

 shunt motors
None of these
 series motors
 either of these

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
↑