• 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 Principles

Electronic Principles
What causes the depletion layer?

Barrier potential
Recombination
Doping
None of these
Ions

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
If the current gain is 200 and the collector current is 100 mA, the base current is

2 mA
0.5 mA
None of these
200 A
0.083333333333333

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current?

7.8 mA
None of these
200 mA
208 mA
300 mA

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
In an intrinsic semiconductor, the number of free electrons

Is less than the number of holes
Equals the number of holes
Is greater than the number of holes
Impossible to say
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
A current source has an internal resistance of 100 kW. What is the largest load resistance if the current source must appear stiff?

20 k Ohm
2 k Ohm
10 k Ohm
None of these
1 k Ohm

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding?

None of these
0.4 V
600 V
24 V
4.73

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Electronic Principles

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
↑