• 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
If a DC Series motor is connected across an AC supply it will

 run at normal speed.
 not run.
 burn.
 run at lower speed.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
For small value armature current Ia the torque developed by a DC series motor is proportional to

  Ia.
  Ia2.
  1/Ia.
  √Ia.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In case of a compensated DC series motor, the compensating winding is provided

 In parallel with the field winding.
 In parallel with the armature winding.
  In series with the armature winding.
 As a separate unit.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
A 440 V, 3-phase, 10 pole and 50 HZ synchronous motor delivering a torque of 50 N-m, delivers a power of

 100W
 3000W
 500W
 1000W

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Armature resistance control method is used for the _______ ?

 above rated speed
None of these
 both 1 and 2
 below rated speed

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Eb/V ratio of a DC motor is an indication of

 Starting torque.
  Effiency.
 Running Torque.
 Speed regulation.

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
↑