• 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
Which semiconductor device acts like a diode and two transistor?

  Triac.
 UJT.
 SCR.
 Diac.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
A diac has ___________ terminals.

None of these
Three
Four
Two

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
If holding current of a thyristor is 2 mA then latching current should be

 0.009 A.
  0.004 A.
 0.002 A.
 0.01 A.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
Let of a thyristor Vc1, Vc2, Vc3 are forward break over voltage for gate current Ig1, Ig2, Ig3 respectively. Then

  Vc1 > Vc2 > Vc3 when Ig1 < Ig2 < Ig3.
 Vc1 = Vc2 = Vc3 any value of Ig.
 Vc1 > Vc2 > Vc3 when Ig1 > Ig2 > Ig3.
 Vc1 > Vc2 > Vc3 when Ig1= Ig2

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
A diac has ___________ semiconductor layers

None of these
Two
Four
Three

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
To meet high current demand we use SCRs in

 series connection.
  parallel connection.
 anti parallel connection.
 both B and C.

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
↑