• 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
When a transformer is loaded, the secondary terminal voltage gains. That means power factor is

 unity.
 zero.
 lagging.
  leading.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
Power transmission lines are transposed to reduce

 ferranti effect
 proximity effect
 radio interference
 skin effect

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
Which of the following plants has the maximum eapital cost

 Steam plants.
 Hydro-plants.
 Diesel plants.
  Nuclear plants.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
Taking the density of water to be 1000 kg/m³, how much power would be developed by a hydro electric generator unit, assume 100% efficiency, with 1 m head and 1 m³/s discharge?

 19.60 kW
 4.45 kW
 2.90 kW
 9.81 kW

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
In which of the following configuration power transferability is higher?

 triangular configuration
 same in both configuration
None of these
 horizontal configuration

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
If a 500 MVA, 11 kV 3-phase generator at 50 Hz feeds through a transfer impedance of (0+j0.605) Ω/phase, an infinite voltage also at 11 kV, then the maximum steady state power transfer on the base of 500 MVA and 11 kV is

 0.8 pu
 0.4 pu
 0.5 pu
 1 pu

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
↑