• 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
Equalizer rings are used in which of the followings?

 both 1 and 2
None of these
 wave winding
 lap winding

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.
 rheostatic control.
 any of above method.
 Ward Leonard control.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The use of higher flux density in the transformer design

 has no relation with the weight of transformer
 reduces the weigh per KVA
None of these
 increases the weigh per KVA

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
A 2 pole synchronous machine is operating at 3000 rpm. Find the relation between electrical angular momentum (ωe) and mechanical angular momentum (ωm) ?

 ωe = ωm
 ωe = 4*ωm
 ωe = 2*ωm
 ωe = 1/2*ωm

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which of following winding is connected in series with armature winding of DC machine?

 Auxiliary winding.
 Compensating winding.
 Both Compensating and Commutating pole winding.
 Commutating pole winding.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
If any two leads from slip rings are interchanged in a 3 - Φ induction motor, the motor will

  run in a direction opposite to previous one.
  not run.
  continue running in the same direction as before.
  get damaged.

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
↑