• 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
Operating time of pumped storage plant is

 high
 low
 very high
 can't say

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
A 3 - Φ, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 s. The symmetrical breaking current is

 104.8 kA.
 3600 A.
  35 kA.
 1200 A.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
The positive, negative and zero sequence impedances of a transmission line are 0.5,0.5 and 1.1 pu respectively. The self (Zs) and mutual (Zm) impedances of the line will be given by

 Zs = 0.7 pu, Zm =0.2 pu
 Zs = 0.5 pu, Zm =0.6 pu
 Zs = 0.6 pu, Zm =0.5 pu
 Zs = 0.2 pu, Zm =0.7 pu

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
For harnessing low variable water heads, the suitable hydraulic turbine with high percentage of reaction and runner adjust vanes is

  Impeller.
  Francis.
  Pelton.
  Kaplan.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
To reduce the radio interference which line is/are transposed?

 Both power and telecommunication lines
 either 1 or 2
None of these
 Power line

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
Operating cost of thermal power station is

 less than that of hydroelectric power plant.
 is the same as that of nuclear power plant.
  less than that of diesel power plant.
 less than that of nuclear power plant.

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
↑