• 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
The emf induced in a conductor rotating in a bipolar field is

None of these
 AC.
 both of above.
 DC.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Synchronising power of a synchronous motor varies

All of these
 directly as Xs2
 directly as synchronous reactances Xs
 inversely as 1/Xs

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
An induction motor has synchronous speed of 1500 rpm. What will be the slip when it is running at a speed of 1450 rpm?

 +3.33%
 +3%
 -3%
 -3.33%

ANSWER DOWNLOAD EXAMIANS APP

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

 0 Hz
 25 Hz
 100 Hz
 50 Hz

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In dc machines, the field-flux axis and armature-mmf axis are respectively along

 quadrature axis and direct axis
 direct axis and indirect axis
 quadrature axis and interpolar axis
 direct axis and interpolar axis

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Damper winding is used to

 increase the load current.
 decrease the load current.
 suppress the hunting.
 both 1 and 2.

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
↑