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

Health is the greatest gift, contentment is the greatest wealth -Buddha

Trust because you are willing to accept the risk, not because itâs safe or certain

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