• 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 slip of an induction motor during DC rheostatic braking is

 2 + s.
  s.
 1 - s.
  2 - s.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Synchronising power of a synchronous motor varies

 inversely as 1/Xs
All of these
 directly as synchronous reactances Xs
 directly as Xs2

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In induction motor wound rotor motor is mainly is used in application where

  less costly motor is not required.
  low starting torque.
  high starting torque.
 power factor is less.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In DC machines internal characteristics are plotted between

 Eg vs load current
 Eg vs Ia
 Vt vs load current
 Vt vs Ia

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Unbalanced supply voltage given to a 3 - φ, delta connected induction motor will cause

  less heating of the rotor.
  less heating of the rotor.
  all of these.
  negative sequence current.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Rotating magnetic field is produced in an induction motor because of

  stator winding.
  either stator winding or rotor winding.
  rotor winding.
None 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
↑