• 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
A 4-pole dc generator runs at 1500 rpm. The frequencyof current in the armature winding is

 25 Hz
 0 Hz
 50 Hz
 100 Hz

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
A lap wound DC machine has 400 conductors and 8 poles. The voltage induced per conductor is 2 volts. The machine generates a voltage of

 800 V.
 100 V.
 400 V.
 200 V.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
What is/are the advantages of parallel operation of alternators?

 continuity supply is maintained
 Increase in reliability
All of these
 Increase efficiency under light load conditions

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In a synchronous motor hunting can be reduced to minimum possible by

  providing damper winding in the rotor pole faces.
  designing the motor for adequate synchronizing power.
  using a flywheel.
  any of above methods.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Generator works on the principle of production

 dynamically induced emf.
 both A and B.
 static induced emf.
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Tertiary winding in a transformer is mostly

  delta connected.
 zig - zag star connected.
 zig - zag delta connected.
 star connected.

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
↑