Parallel Plate Waveguide MCQ

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

• The wave impedance for a non-propagating mode in TE mode is:
  ক

  K/β

  খ

  Imaginary

  গ

  Zero

  ঘ

  Non-existing
• If the distance between the two plates of a parallel plate waveguide is 20 mm and is operating in TE₂ mode, then the cut off frequency of TE₂ mode is:
  ক

  20 MHz

  খ

  15 GHz

  গ

  5 GHz

  ঘ

  None of the mentioned
• If in a parallel plate waveguide, PL=4 mW/m and Pₒ=10 mW/m, then what is the conduction loss?
  ক

  0.5

  খ

  0.4

  গ

  0.1

  ঘ

  0.2
• TE mode is characterized by:
  ক

  EZ=0

  খ

  HZ=0

  গ

  Ex=0

  ঘ

  Ey=0
• For a parallel plate waveguide, which of the following is true?
  ক

  No real power flow occurs in the ‘z’ direction

  খ

  Power flow occurs in ‘z’ direction

  গ

  No power flow occurs in any direction

  ঘ

  Wave propagation in z direction is not possible in any mode
• Phase velocity of the plane waves in the two direction in a parallel plate waveguide is:
  ক

  1/√(μ∈)secant θ

  খ

  1/√(μ∈)cosecant θ

  গ

  1/√(μ∈)tangent θ

  ঘ

  1/√(μ∈)cosine θ
• For a parallel waveguide, the dominant mode for TM propagation is:
  ক

  TM0 mode

  খ

  TM1 mode

  গ

  TM2 mode

  ঘ

  Dominant mode does not exist
• For TM2 mode, if the distance between two parallel plates of a waveguide are 40 mm, then the cut off wavelength for TM2 mode is:
  ক

  20 mm

  খ

  80 mm

  গ

  40 mm

  ঘ

  60 mm
• In a parallel plate waveguide, for a propagating mode, the value of β is:
  ক

  Real

  খ

  Complex

  গ

  Imaginary

  ঘ

  Cannot be defined
• The wave impedance of a TM mode in a parallel plate waveguide is a:
  ক

  Function of frequency

  খ

  Independent of frequency

  গ

  Proportional to square of frequency

  ঘ

  Inversely proportional to square of frequency
• In TM mode, if the direction of wave propagation is in ‘z’ direction, then:
  ক

  HZ=0

  খ

  EZ=0

  গ

  EY=0

  ঘ

  HY=0
• If the width of a parallel plate waveguide is 30 mm and the distance between the parallel pates is 5 mm, with an intrinsic impedance of 377Ω, then the characteristic impedance of the wave is:
  ক

  50 Ω

  খ

  62.833 Ω

  গ

  100 Ω

  ঘ

  None of the mentioned
• The characteristic impedance of a parallel plate waveguide is given by:
  ক

  η*D/W

  খ

  η*W/D

  গ

  D/ η*W

  ঘ

  η*√(D/W)
• The fringe effect can be neglected in a parallel plate waveguide is because of:
  ক

  The dielectric material used

  খ

  Width of the plates is greater than the distance between the plates

  গ

  Material of the parallel plate waveguide used

  ঘ

  None of the mentioned
• The modes of wave propagation that a parallel plate waveguide can support are:
  ক

  TEM, TE, TM modes

  খ

  TM, TE modes

  গ

  TEM, TM modes

  ঘ

  TEM, TE modes