• 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
If the time of operation of a relay for unity TMS is 10 sec. the time of operation of 0.5 TMS will be _______________ secs.

 20.
 3.
 7.
  5.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
A 1-phase transmission line has an impedance (3+4j) Ω . Find the power factor of the load for achieving maximum and zero voltage regulation?

 0.6 lag and 0.8 lead
 0.8 lag and 0.8 lead
 0.8 lag and 0.6 lead
 0.6 lag and 0.6 lead

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
If sag in an overhead line increase, tension in the line

 remains same
None of these
 increase
 decrease

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
Binary vapor cycle are used for

  increasing the turbine efficiency.
  improving the plant efficiency.
  improving the condenser performance.
All of these

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
String chart is drawn between

 T on Y-axis and S and T on on X-axis
 both 1 and 2
 temperature (T) on X- axis, sag(S) and tension (T) on Y-axis
 nether 1 nor 2

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
In relay coil which is used?

  Potential transformer.
  Current transformer.
  Instrument transformer.
  Power transformer.

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
↑