• 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
Maximum power developed depends on

 both 1and 2
 voltage
 reactance
 load angle

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The polarity of a DC generator can be reversed by

 reversing field electric current as well as direction of rotation.
 increasing field current.
 any of above.
 reversing the field current.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In normal dc machines operating at full-load conditions, the most powerful electromagnet is

 armature winding
 field winding
 interpole winding
 interpole and compensating windings together

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
A 3 - Φ, 6 pole, 50 Hz IM is running at a full load speed of 980 rpm. If it delivers an air gap power of 98000 Watt, calculate the rotor ohmic loss?

  980 Watt.
 1920 Watt.
  1960 Watt.
 1800 Watt.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The speed of rotating magnetic field of 8 pole 50 Hz induction motor is

 750 rpm
 1000 rpm
 1500 rpm
 3000 rpm

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
A DC 4 pole lap wound generator is running at 1000 rpm having 1200 conductors and flux density is 10 mwb. find the generated emf?

 20V
 200V
 100V
 10V

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
↑