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

    Health is the greatest gift, contentment is the greatest wealth -Buddha
Trust because you are willing to accept the risk, not because it’s safe or certain