Radio Waves MCQs Quiz Online PDF Download

Learn radio waves MCQs, A level physics test for online courses learning and test prep to practice. Communication systems quiz has multiple choice questions (MCQ), radio waves quiz questions and answers to learn for online what is physics course test.

GCE physics practice test MCQ on as compared to sound waves frequency of radio waves is with options lower, higher, equal and may be higher or lower problem solving skills for viva, competitive exam prep, interview questions with answer key. Free study guide is for online learning radio waves quiz with MCQs to practice test questions with answers.

MCQs on Radio Waves Quiz PDF 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