• 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
Which of the following will vary the maximum torque?

 rotor reactance X
None of these
 rotor resistance R
 both 1 and 2

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The stator frame in an induction motor is used to

  protect the whole machine.
  ventilate the armature.
  provide return path for the flux.
  hold armature stamping in position.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The shaft of induction motor should be

  stiff.
  flexible.
  any of these.
  hollow.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The speed of a 50 Hz three phase induction motor under full load condition is 725 rpm the number of poles of the motor are ______________.

 4.
  8.
 6.
  2.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The application that need frequent starting and stopping is

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

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The armature shaft must be able to with stand

 Any unbalanced magnetic pull on the armature core.
All of these
 Bending moment due to weight of the armature.
 Twisting stains due to transmission of torque.

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
↑