Frequency Discrimination Method MCQ

Test your knowledge with important Frequency Discrimination Method MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Frequency Discrimination Method MCQs at Bissoy

• DVD uses a laser beam for recording and video head for playback.
  ক

  True

  খ

  False
• For telegraphy pulse code modulation (PCM) is widely used.
  ক

  True

  খ

  False
• Leak type bias is used in plate modulated amplifier to prevent tuned circuit damping.
  ক

  True

  খ

  False
• Skip distance depends on the time of day and angle of incidence.
  ক

  True

  খ

  False
• In case of FM, if the modulating frequency is lowered and the modulating voltage remains constant then the amplitude of distant sidebands decreases.
  ক

  True

  খ

  False
• Which of the following is used to generate PDM?
  ক

  Monostable multi-vibrator

  খ

  Bistable Multivibrator

  গ

  Either monostable of free running multi-vibrator

  ঘ

  Astable Multivibrator
• Schmitt trigger is used to generate PDM.
  ক

  True

  খ

  False
• Which one of the following is analog?
  ক

  PCM

  খ

  PWM

  গ

  Delta modulation

  ঘ

  Differential PCM
• FM transmitting and receiving equipment is __________ as compared to AM equipment.
  ক

  costly

  খ

  cheaper

  গ

  same price

  ঘ

  not available
• FM and PM are two ways of angle modulation.
  ক

  True

  খ

  False