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

 three.
 four.
 six.
 two.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Hunting in a synchronous motor takes place

  when supply voltage fluctuates.
  when load varies.
  motor is under loaded.
  when power factor is unity.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Ratio of starting torque to full load torque is minimum in

  Shunt motor.
  Cumulative compound motor.
  Series motor.
  Differential compound motor.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The speed of a 3-phase induction motor operating in its stable region

 decreases with decrease in the load torque.
 increases with increase in the load torque.
 decreases with increase in the load torque.
 remains constant.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The current drawn by a DC motor at the time of starting is

 Very low.
 Normal.
 Very high.
 Zero.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Sparkless commutation can be achieved by employing

  high resistance carbon brushes.
  any one or more of the above methods.
  inter poles.
 compensating winding.

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
↑