• 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
A thyristor will be triggered when Vg = 1.5 volt and Ig = 100 mA in the given figure. Calculate the value of R in ohm is

 65.
 60.
 3.714.
  37.14.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
Light triggering mainly used in

  all of these.
  high voltage direct current transmission.
 low - voltage direct current transmission.
 medium voltage direct current transmission.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
The function of snubber circuit connected across the SCR is to

 decrease di / dt.
 decrease dV / dt.
  suppress dV / dt.
 increase dV / dt.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
4 thyristors rated 200 V in series. The operating voltage of the string is 0.600 V. Derating factor of the string is

 0.7.
 0.75.
 0.2.
  0.25.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
The V-I characteristics for a triac in the first and third quadrants are essentially identical to those of ___________ in its first quadrant

Transistor
SCR
None of these
UJT

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
Which of the following is not a characteristic of UJT?

Intrinsic stand off ratio
Negative resistance
Peak-point voltage
Bilateral conduction

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
↑