• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Electronic Devices and Circuits

Electronic Devices and Circuits
When avalanche breakdown occurs covalent bonds are not affected.

True
False

ANSWER DOWNLOAD EXAMIANS APP

Electronic Devices and Circuits
Which variety of copper has the best conductivity?

Induction hardened copper
Pure annealed copper
Hard drawn copper
Copper containing traces of silicon

ANSWER DOWNLOAD EXAMIANS APP

Electronic Devices and Circuits
Hall effect is observed in a specimen when it is carrying current and is placed in a magnetic field. The resultant electric field inside the specimen is

In arbitrary direction
In the direction of current
Antiparallel to magnetic field
Normal to both current and magnetic field

ANSWER DOWNLOAD EXAMIANS APP

Electronic Devices and Circuits
Silicon is not suitable for fabrication of light emitting diodes because it is

Narrowband gap semiconductor
Wideband gap semiconductor
An indirect band gap semiconductor
Direct band gap semiconductor

ANSWER DOWNLOAD EXAMIANS APP

Electronic Devices and Circuits
If too large current passes through the diode

Diode will emit light
All electrons will leave
Excessive heat may damage the diode
All holes will freeze

ANSWER DOWNLOAD EXAMIANS APP

Electronic Devices and Circuits
For a P-N diode, the number of minority carriers crossing the junction depends on

Rate of thermal generation of electron hole pairs
Forward bias voltage
None of these
Potential barrier

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Electronic Devices and Circuits

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
↑