Mathematical Preliminaries MCQ

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• If the gain of the critical damped system is increased it will behave as
  ক

  Oscillatory

  খ

  Critically damped

  গ

  Overdamped

  ঘ

  Underdamped
• A differentiator is usually not a part of a control system because it
  ক

  Reduces damping

  খ

  Reduces the gain margin

  গ

  Increases input noise

  ঘ

  Increases error
• A phase lag lead network introduces in the output
  ক

  Lag at all frequencies

  খ

  Lag at high frequencies and lead at low frequencies

  গ

  Lag at low frequencies and lead at high frequencies

  ঘ

  None of the above mentioned
• The effect of error damping is to
  ক

  Provide larger settling lime

  খ

  Delay the response

  গ

  Reduce steady state error

  ঘ

  All of the mentioned