TLW Two mark Questions from Filter

UNIT -I FILter
EC2305-TRANSMISSION LINES AND WAVEGUIDE
TWO MARKS QUESTIONS:

  •  Define characteristic impedance.
  •  Define propagation constant.
  • What is infinite line?
  • Define Neper.
  • Define Decibel.
  • What are the properties of infinite line?
  •  What are the properties of a network?
  • What is symmetrical networks?
  • What is identical network?
  • Give the expression for Characteristic impedance of  symmetrical T and ∏ networks.
  • Give the expression for propagation constant of  symmetrical T and ∏ networks.
  • Give the expression for Characteristic impedance in terms of open circuit and short circuit impedance.
  • Give the expression for propagation constant in terms of open circuit and short circuit impedance.
  • Define Low pass filter.
  • Define High pass filter.
  • Define Band pass filter.
  • Define band stop filter.
  • Define Cutoff frequency.
  • What is Pass band?
  • What is Stop or attenuation band?
  • How Band pass filter is constructed?
  • How Band stop or elimination filter is constructed?
  • What is Constant K section?
  • What are the design equation of  Low pass filter?
  • What are the design equation of  High pass filter?
  • What are the design equation of  Band pass filter?
  • What are the design equation of  Band stop filter?
  • What is disadvantage of Constant K prototype filter sections?
  • What is m-derived filters?
  • What are disadvantages of m-derived filters?
  • Draw the Reactance curve for Low pass filter.
  • Draw the Reactance curve for High pass filter.
  • Draw the Reactance curve for band pass filter.
  • Draw the Reactance curve for Band elimination filter.
  • How performance of filter is studied?
  • What is crystal filters?
  • Give the expression for Characteristic impedance of Lattice filter.
  • Give the expression for propagation constant of Lattice.

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