• 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 torque speed characteristics of a AC servomotor is approximately

 linearised
 any of the above
 hyperbola
 parabola

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The squirrel cage induction motors are provided with blades in order to

  none of these.
  facilitate cooling of rotor.
  balance the rotor dynamically.
  eliminate noise.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Regenerative braking is possible in

 DC shunt motor with armature resistance control.
 DC compound motor.
  DC shunt motor with field weakening control.
 DC series motor.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
At stand still condition the value of slip is

 finite value
 0
 1
 infinite value

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
What will be the eddy current loss if the supply frequency of a transformer becomes double?

 Doubled.
 Remains same.
 Four times.
 Eight times.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In an alternator the voltage generated per phase is proportional to

All of these
  flux per pole.
  frequency of waveform.
  number of turns in coil.

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
↑