Communication Systems Multiple Choice Questions and Answers 1 PDF Download

Communication systems multiple choice questions (MCQs), communication systems test prep to learn GCE A level physics quiz 1 for certificate programs online courses. Study radio waves multiple choice questions (MCQs), communication systems quiz questions and answers. Practice radio waves, analogue and digital signals, channels comparison career test prep for online what is physics courses distance learning.

Learn communication systems career test with multiple choice question: decrease in strength of signal is known as, for online certificate courses with options modulation, tuning, attenuation, amplification for online fresh graduate jobs, internship important interview questions and answers with topics and subtopics. Practice skills assessment test for online learning radio waves quiz questions with Cambridge physics MCQs for physics certification competitive exam prep.

MCQ on Communication Systems Test 1Quiz 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


MCQ: Decrease in strength of signal is known as

  1. tuning
  2. modulation
  3. attenuation
  4. amplification


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


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

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


MCQ: Energy is lost in wires due to

  1. heating
  2. resistance
  3. conduction
  4. both A and B