• 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
In a step-down transformer, which is larger?

Impossible to say
Primary voltage
Neither
Secondary voltage
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Holes act like:

Crystals
Atoms
Positive charges
Negative charges
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
The graph of current gain versus collector current indicates that the current gain

varies slightly
varies enormously
equals the collector current divided by the base current
is contant
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
What is one important thing transistors do?

Rectify line voltage
None of these
Emit light
Amplify weak signals
Regulate voltage

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
What is the turns ratio for the transformer specified in the above question?

0.575
0.707
1.5
10.738
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current?

0.4 A
0.2 A
0.3 A
0.6 A
None of these

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
↑