• 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 Electronics

Power Electronics
The latching current of SCR is 20 mA. Its holding current will be

 40 mA.
  10 mA.
 23 mA.
 60 mA.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
Thermal voltage VT can be given by

 qT/K.
  Kq/T.
 (K2/q)(T + 1/T - 1).
 KT/q.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
Practical way of obtaining static voltage equalization in series connected SCRs is by the use of

  resistors of the same value across each SCR.
 one resistor in series with each SCR.
 one resistor across the string.
 resistors of different values across each SCR.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
Leakage current flows through the thyristor in

 forward blocking mode.
 forward conduction mode.
 reverse blocking mode.
  both forward and reverse blocking mode.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
Which of following devices has highest di/dt and dv/dt capability?

 SIT.
 SITH.
  GTO.
 SCR.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
The typical time of rising time lies between

 40 - 60 µs.
 10 - 20 µs.
  1 - 4 µs.
 90 - 100 µs.

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Power Electronics

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
↑