• 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
Switching frequency of SITH is

 10 KHz.
  100 KHz.
 60 KHz.
 5 KHz.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
Thermal voltage VT can be given by

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

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
Spread time is defined as the interval during which

 anode current rises from 10 % to 90 % of its final value.
 anode voltage drops from 10 % of its initial value to zero.
  anode current rises from 90 % to its final value.
 both (A) and (B).

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
What may happen high dV / dt?

 Breakdown of J2 junction.
 Anyone of these.
 Unwanted turn ON.
  Both A and B.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
Which of the following is used in SCR to protect from high dV / dt?

 Circuit breaker.
  Snubber circuit.
 Fuse.
 Equalizing circuit.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
A diac is turned on by ___________.

Gate current
A breakover voltage
Gate voltage
None of these

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
↑