• 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
We can apply source transformation to voltage source when a resistance is connected to it in

  13 HP.
 15 HP.
 14 HP.
  10 HP.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In electric locomotives which of the following motor are used ?

 DC Shunt motor.
 DC series motor.
 Synchronous motor.
 DC compound motor.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The rotor of a 3 - Φ wound induction motor is provided with

  heavy copper or aluminium bars placed in rotor slots.
  heavy short-circuited end rings.
  single phase winding.
  three phase winding.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
A 220 V DC generator is run at full speed without any excitation. The open circuit voltage will be

  about 2 V.
  about 50 V.
  zero.
  220 V.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
What will be the maximum power factor of an induction motor for dispersion coefficient of 0.05?

 20.
 1.1.
  0.05.
  0.905.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
DC motors are stopped by opening line switches and not by forcing the handle of the motor starter back to OFF position. This is due to occurance of

 None of these.
 Both of above.
 Heavy sparking at brushes.
 Heavy sparking at the first stud of starting resistance steps.

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
↑