Radio Waves MCQs Quiz Online PDF Book Download

Radio waves MCQs, radio waves quiz answers for online learning physics courses. Learn communication systems multiple choice questions (MCQs), radio waves quiz questions and answers. Career test on channels comparison, radio waves test prep for online what is physics courses distance learning.

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MCQ on Radio WavesQuiz Book Download

MCQ: As compared to sound waves frequency of radio waves is

  1. lower
  2. higher
  3. equal
  4. may be higher or lower

B

MCQ: If frequency of modulated wave is less than frequency of carrier wave, then input signal is

  1. negative
  2. positive
  3. zero
  4. infinite

A

MCQ: At end of communication system, signal is converted from radio to

  1. sound
  2. mechanical energy
  3. kinetic energy
  4. potential energy

A

MCQ: Amplitude of modulated wave is in phase with

  1. output
  2. system
  3. frequency
  4. signal

D

MCQ: Variation in amplitude or frequency of carrier wave is called

  1. amplitude modulation
  2. frequency modulation
  3. modulation
  4. bandwidth

C