• 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
From no load to full load the slip will

 slightly decrease.
 not change.
None of these
 slightly increase.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In a 3-phase induction motor, torque and supply voltage are related as

 T ∝ 1/V
 T∝ V²
 T ∝ 1/V²
 T ∝ V

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which of the following motor is used in grinders?

  Capacitor start capacitor run IM.
  Synchronous motor.
  Capacitor start IM.
  Split phase IM.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The rotor slots are slightly skewed in squirrel cage induction motor to

 increase the strength of rotor bars.
 reduce the magnetic hum and locking tendency of rotor.
 provide ease of fabrication.
 decrease the amount of copper to be used.

ANSWER DOWNLOAD EXAMIANS APP

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

 Doubled.
 Four times.
 Eight times.
 Remains same.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The speed of stator rotating magnetic field (RMF) with respect to rotor is

 Ns
 S.Ns
 Zero
 Nr

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
↑