• 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 wattage rating of a ceiling fan motor will be

  50 - 150 W.
 10 - 20 W.
 250 - 500 W.
 200 - 250 W.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In DC machines shape of net flux density is?

 flat tapped or trapezoidal
 saddle shape
 sine wave
 peaky in nature

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In a dc machine, 1. physically, the brush axis is along the direct axis 2. physically, the brush axis is along the interpolar axis 3. schematically, the brush axis is along the direct axis 4. schematically, the brush axis is along the quadrature axis 5. armaturemmf is directed along the brush axis From these, the correct statements are

 2, 3, 5
 2, 4, 5
 1 , 3, 5
 1, 4,5

ANSWER DOWNLOAD EXAMIANS APP

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

  Any of above method.
  Ward Leonard control.
  None of above.
  Rheostatic control.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In shaded pole induction motors, the flux moves from ------------- region to ----------------- region respectively?

 shaded, shaded
 unshaded, shaded
 shaded, unshaded
 unshaded, unshaded

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.
  using a flywheel.
  designing the motor for adequate synchronizing power.
  any of above methods.

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
↑