Production of Amplitude Modulated Wave MCQ

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• Which of the following is false?
  ক

  Bandpass filters filter out the unwanted frequencies

  খ

  The transmitting antenna transmits the signal over large distances

  গ

  Attenuation should be reduced for a signal

  ঘ

  The modulated signal is quite strong
• A bandpass filter rejects direct current.
  ক

  True

  খ

  False
• Identify the one that is not required in the process of production of amplitude modulated wave?
  ক

  Square law device

  খ

  Rectifier

  গ

  Bandpass filter

  ঘ

  Combination of message and carrier signal
• Which of the following is true about carrier signal?
  ক

  Carrier signals have low frequency

  খ

  Carrier signals are used to increase the wavelength of the signal

  গ

  Carrier signals have high frequency

  ঘ

  Carrier signals and message signals are the same
• Which one of the following is a way to produce a signal?
  ক

  Superimposition with a carrier signal

  খ

  Superimposition with a received signal

  গ

  Superimposition with a transmitted signal

  ঘ

  No superimposition is required