Frequency Translation MCQ

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

• Which modulation is used by a microwave system?
  ক

  FM

  খ

  SSB

  গ

  QAM

  ঘ

  Either FM or SSB or QAM
• What is the approximate reliability of a microwave system?
  ক

  90%

  খ

  99%

  গ

  99.99%

  ঘ

  90.99%
• The microwave frequency range is considered to start at ________
  ক

  1 GHz

  খ

  10 GHz

  গ

  100 GHz

  ঘ

  5 GHz
• Ground waves are most effective when _________
  ক

  it is above about 20MHZ

  খ

  it is below about 3MHz

  গ

  it is at microwave frequencies

  ঘ

  usually in the UHF range
• An antenna has “gain” as compared to ________
  ক

  Helical antenna

  খ

  Marconi antenna

  গ

  Vertically polarized radiator

  ঘ

  Isotropic radiator
• What is speed of radio waves in free space?
  ক

  3 x 106 m/s

  খ

  3 x 109 m/s

  গ

  300 x 106 m/s

  ঘ

  300 x 109 m/s
• What effect will be seen on the resistance of a wire if we increase the frequency?
  ক

  it will also increase

  খ

  it starts to decrease

  গ

  it will remain same

  ঘ

  it starts changing periodically
• When analyzing a transmission line, its inductance and capacitance are considered as _________
  ক

  distributed

  খ

  lumped

  গ

  equal reactances

  ঘ

  equal impedances
• FSK stands for ________
  ক

  Frequency Segregation Keying

  খ

  Frequency Section Keying

  গ

  Frequency Signal Keying

  ঘ

  Frequency Shift Keying