• 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
What is the highest possible speed of turbo alternators?

 1000 rpm
 4000 rpm
 1500 rpm
 3000 rpm

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

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

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Slip test is performed to determine

 slip
All of these
 positive sequence reactance and negative sequence reactance
 direct axis reactance and quadrature axis reactance

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Quadrature axis synchronous reactance is the ratio of

 Vmin to Imin.
 Vmax to Imax.
 Vmin to Imax.
 Vmax to Imin.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
3rd harmonics are eliminated in induction motor by using

  star connection.
  V connection.
  zig - zag connection.
  delta connection.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The ventilating ducts in most of DC machine are

 none of these.
 radial.
 longitudinal.
 radial as well as longitudinal.

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
↑