• 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
If we increase the rotor reactance value, the maximum torque will

 increase
None of these
 decrease
 not changed

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
If an additional resistance is connected in series with a DC series motor operating at rated speed, the speed of the motor will

 Reduce.
 Increase.
 Remain unaltered.
 Oscillate around the normal speed.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The primary and secondary windings of a transformer are

 mechanically linked.
 electrically linked.
  inductively linked.
  conductively linked.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which of the following methods of speed control is not affected through stator side?

  Change of rotor resistance.
  Change of supply frequency.
  Change of number of pole.
  Change of supply voltage.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
To get the speed of DC motor more than normal without wastage of electrical energy _____________ is used.

 none of above.
 Ward Leonard control.
 rheostatic control.
 any of above method.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
stepped cores are used in transformers in order to reduce

 volume of copper.
 iron loss.
 volume of iron.
 reluctance of core.

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
↑