IIT JEE Questions And Answers :: Principles Of Communication: part1



IIT JEE : Principles Of Communication QUESTIONS AND ANSWERS :: part1 : 26 to 30

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

26.In an AM system, full information can be conveyed by transmitting only

the lower side band
the upper side band
any one side band
the carrier

27.In an AM transmission, band width is equal to

maximum frequency of audio signal
minimum frequency of audio signal
twice the maximum frequency of audio signal
half the maximum frequency of audio signal

28.Audio signal can t be directly transmitted into the space because

Audio signals can t propagate through air
Audio signals are high frequency signal
Audio signal need some external help for propagation
A very high antenna is needed for their propagation

29.A glass coating surrounding the glass core in an optical fibre is called

Coating
Mixing
Modulating
Cladding

More Principles Of Communication QUESTIONS AND ANSWERS available in next pages

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