• 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
The back emf produced in a dc motor depends on

  P and Z.
  P.
  none of these.
  Z.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Air core transformer as compared to iron core transformer, has

  more copper loss.
 less magnetic core loss.
 more magnetic core loss.
  no magnetic core loss.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which of the following pairs is/are correct?

All of these
 semi closed slot-----leakage flux is moderate
 closed slot----- leakage flux is high
 open slot----- leakage flux is less

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Lap winding is prefered for which type of machines?

 low current and high voltage
 high current and low voltage
 high current and high voltage
 low current and low voltage

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The current drawn by the a 230 V DC motor of armature resistance 0.5 Ω and back emf 200 V is

 40
 660
 600
 60

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The rotor winding for a 3-phase slip-ring induction motor having delta-connected stator must be connected in

None of these
  delta.
  delta or star according to need.
  star.

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
↑