• 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
What is the highest possible speed of turbo alternators?

 4000 rpm
 1500 rpm
 1000 rpm
 3000 rpm

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
At stand still condition the value of slip is

 1
 finite value
 0
 infinite value

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In alternator, the rotary part is

 none of these.
 core.
  magnetic field poles.
 armature.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
A 3 - Φ, 6 pole, 50 Hz IM has a rotor speed of 987 rpm find rotor frequency?

 0.75 Hz.
  0.65 Hz.
 0.70 Hz.
  60 Hz.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In case the conditions for maximum power for DC motor are established, the efficiency of the motor will be

 Around 100 %.
 Any where between 75 % and 90 %.
 Around 90 %
 Less than 50 %

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The application that need frequent starting and stopping is

  jaw crushers.
  paper mills.
  blowers.
  lifts and hoists.

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
↑