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

Communication Systems

Communication Systems
A telephone channel requires a bandwidth of about

3 kHz
10 kHz
1 kHz
50 kHz

ANSWER DOWNLOAD EXAMIANS APP

Communication Systems
For a given carrier wave, maximum undistorted power is transmitted when value of modulation is

0.5
0.8
1

ANSWER DOWNLOAD EXAMIANS APP

Communication Systems
FM transmitting and receiving equipment as compared to AM equipment is

None of these
Cheaper
Almost equally costly
Costly

ANSWER DOWNLOAD EXAMIANS APP

Communication Systems
Which of the following is used to generate PDM?

JK flip-flop
Free running multi-vibrator
Monostable multi-vibrator
Schmitt trigger

ANSWER DOWNLOAD EXAMIANS APP

Communication Systems
The main function of a balanced modulator is to

Limit noise picked by a receiver
Suppress carrier signal in order to create a single-sideband or double sideband
Produce 100% modulation
Produce balanced modulation of a carrier wave

ANSWER DOWNLOAD EXAMIANS APP

Communication Systems
Under ordinary circumstances, impulse noise can be reduced in

Both AM and FM
AM only
None of these
FM only

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Communication Systems

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
↑