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



IIT JEE : Principles Of Communication QUESTIONS AND ANSWERS :: part1 : 21 to 25

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

21.If the frequency of EM radiations is halved then the energy of EM radiation will become

double
remains unchanged
becomes half
becomes one fourth

22.The sampling rate lies between

W to 2W
0 to W
0 to 2W
2W to 4W

23.Optical fibres, made of glass or plastic are

brittle
leaky
fragile
insulators

24.If 100% modulation is produced in AM, then

carrier frequency is equal to signal frequency
carrier frequency exceeds signal frequency
amplitude exceeds signal amplitude
amplitude equals signal amplitude

25.If AM having 100% modulation, of the total transmitted power, each side band carries

one third
one half
one fourth
one sixth

More Principles Of Communication QUESTIONS AND ANSWERS available in next pages

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