A Level Online Courses

Chapter 7: IGCSE A Level Physics Exam Tests

IGCSE A Level Physics MCQs - Chapter 7

Communication Systems Multiple Choice Questions (MCQs) PDF Download - 1

Free Communication Systems Multiple Choice Questions and Answers (MCQs), Communication Systems MCQs PDF Download, Book Ch. 7-1 to study IGCSE A Level Physics Online Course. Practice Radio Waves MCQs, Communication Systems quiz questions and answers PDF to prepare for job interview. The Communication Systems MCQs App Download: Free learning app for radio waves, analogue and digital signals, channels comparison career test for completely online college.

The Multiple Choice Question (MCQ Quiz): As compared to sound waves the frequency of radio waves is; "Communication Systems" App Download (Free) with answers higher, lower, equal and may be higher or lower to study online courses. Solve radio waves quiz questions, download Google eBook (Free Sample) for completely online college.

Communication Systems Questions & Answers PDF Download: MCQ Quiz 1

MCQ 1: As compared to sound waves the frequency of radio waves is

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

MCQ 2: Decrease in strength of signal is known as

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

MCQ 3: 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 4: At the end of communication system, the signal is converted from radio to

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

MCQ 5: Energy is lost in wires due to

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

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Communication Systems App (Android & iOS)

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College Physics App (Android & iOS)

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O Level Physics App (Android & iOS)