• 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
Induction motors have the advantage of

  less cost.
  less maintenance.
  all of below.
  simple in construction.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The power input to a 3 - φ induction motor is 60 kW and stator loss is 1 kW the rotor cu loss per phase is

  slip X 50 / 3.
 1.
  slip X 69 / 3.
  slip X 59 / 3.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
If the air gap of IM is increased, ____________ will increase.

  magnetizing current.
  speed.
  air gap flux.
  power factor.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In DC generators, the residual magnetism is of the order of

  20 %.
  15 %.
 10 %.
  2.5 %.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
The wattage rating of a ceiling fan motor will be

 200 - 250 W.
 250 - 500 W.
 10 - 20 W.
  50 - 150 W.

ANSWER DOWNLOAD EXAMIANS APP

Electrical Machines
In a 2 pole lap winding dc machine , the resistance of one conductor is 2Ω and total number of conductors is 100. Find the total resistance

 200Ω
 10Ω
 100Ω
 50Ω

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
↑