• 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
A generator may loose residual magnetism due to

  heating.
  over excitation.
  any of these.
  vibrations.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Why are capacitors used with large AC induction motor?

  Improve current level.
  Improve voltage level.
  Improve power level.
  Improve power factor.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
If the no-voltage release in a DC motor starter fails to operate on failure of supply, on resumption of supply the motor will

 develop very low starting torque.
 get damaged.
 start automatically without trouble.
 not start automatically.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
A 4 pole dc generator is running at 1500 rpm the frequency of current in the armature winding is

 50Hz.
 150Hz.
 100Hz.
 200Hz.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In single phase rotary converter the number of slip rings will be

 two.
 three.
 six.
 four.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The torque developed in IM is nearly proportional to

  1 / V.
 1 / V2.
  V.
  V2.

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
↑