• 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
Belt conveyors offer _______________ starting torque.

  high.
  low.
  zero.
  medium.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
High inrush of current during a starting of DC motor can efficiently be restricted to a safer value by increasing the _________________ resistance.

 both A and B
 none of above
 armature circuit
 shunt field

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In an ideal DC generator the regulation is

 zero.
 low.
 high.
 positive.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In case of DC Shunt Motor, the speed will____ if the voltage increases, neglecting armature saturation.

 remain the same.
 decrease.
 increase
 be unpredictable.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
A transformer has hysteresis loss of 30 W, at 240 V, 60 Hz. The hysteresis loss at 200 V, 50 Hz will be

 36 W.
 30 W.
 25 W.
 28 W.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The sparking at the the brushes, in a DC machines is due to

 high resistance of carbon brushes.
 presence of commutator.
  reactance voltage.
 armature reaction.

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
↑