• 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
Find the value of a729, where "a" is the operator

 α²
 0
 1
 α

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
The total number of strands(N) is concentrically stranded cable with total annular space filled with strands of uniform diameter is given by (if x is number of layers)

 N = 3x²-2x+1
 N = 3x²-6x+1
 N = 3x²+3x+1
 N = 3x²-3x+1

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
Stock bridge dampers are used to

All of these
 reduce the tension
 increase the sag
 reduce the vibrations at the point of support

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
Deflectors are provided in

 Francis turbine.
  Pelton wheel.
 Kaplan turbine.
 propeller turbine.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
A transmission line has self and mutual impedances are 0.8 and 0 pu respectively. Find the positive, negative and zero sequence impedances respectively?

 0.6, 0.6 and 1.2 pu
 0.6, 0.8 and 1.2 pu
 0.8, 0.8 and 0.8 pu
 0.6, 0.6 and 0.6 pu

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. Find the surge impedance loading with compensation?

 400 MW
 478 MW
 386 MW
 456 MW

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
↑