• 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
A 3-phase, 50Hz, 4 pole induction motor is running at 1440 rpm and rotor input power is 2KW. Find the rotor output power?

 1820W
 1450W
 1920W
 2000W

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Voltage regulation can be determined by which of the following?

 Synchronous impedance method.
 MMf method.
All of these
 ZPF method.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In DC shunt motor if load is increased, the speed

 reduce slightly.
 increase proportional.
 remains constant.
 increased slightly.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Which motor used in Lathe machine?

  D.C. cumulative compound motor.
  D.C . series motor.
None of these
  D.C. shunt motor.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The rotor electromotive force of the IM is observed to make 100 complete alterations per minute, calculated slip

  3.33 %.
None of these
 0 .001 %.
 3 %.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
Two transformers with identical rating, are designed with flux densities of 1.2 and 1.4 Wb / m2 respectively. The weight of first transformer per kVA is

 equal to that of second transformer.
 none of these.
 less than that of second transformer.
  more than that of second transformer.

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
↑