• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Power Systems

Power Systems
The sequence components of the fault current are as follows: IR1 = j1.5 pu, IR2 = -j0.5 pu, IR0 = -j1. The type of fault is

 LG
 LLG
 LL
 LLL

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
Equal area criterion gives the information regarding

 swing curves
 relative stability
 absolute stability
 stability region

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
Mercury is choice with steam in binary vapor cycle because

 relative low vaporization pressure.
 higher saturation temperature than other fluids.
  all of above.
 higher critical temperature and pressure.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
What are the tests performed for oil-filled and gas-filled cables ?

 Impulse tests.
  All of these.
 Thermal stability test.
 Load cycle tests.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
In Francis turbine runner, the number blades is usually of the order of

  16 - 24.
 6 - 8.
 3 - 6.
 12 - 14.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
A 25 MVA, 11 kV alternator is supplying full load at a point of 0.75 lagging. Determine the percentage increase in earning capacity when it is operated at improved power factor of 0.96 lagging.

  56 %.
  14 %.
  None of above
  28 %.

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Power Systems

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
↑