Lakshya Education MCQs

Question: In a stable control system saturation can cause which of the following ?
A.Low-level oscillations
B.High-level oscillations
C.Conditional stability
Answer: Option C

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More Questions on This Topic :

Question 1. Pressure error can be measured by which of the following ?
  1.    Differential bellows and straingauge
  2.    Selsyn
  3.    Strain gauge
  4.    Strain gauge and potentiometer
Answer: Option A
Question 2. Is the reference input minus the primary feedback.
  1.    Manipulated variable
  2.    Zero sequence
  3.    Actuating signal
  4.    Primary feedback
Answer: Option C
Question 3. A control system with excessive noise, is likely to suffer from
  1.    saturation in amplifying stages
  2.    loss of gain
  3.    vibrations
  4.    oscillations
Answer: Option A
Question 4. The second derivative input signals modify which of the following ?
  1.    The time constant of the system
  2.    Damping of the system
  3.    The gain of the system
  4.    The time constant and suppress the oscillations
  5.    None of the above
Answer: Option D
Question 5. The transfer function is applicable to which of the following ?
  1.    Linear and time-in variant systems
  2.    Linear and time-variant systems
  3.    Linear systems
  4.    Non-linear systems
  5.    None of the above
Answer: Option A
Question 6. Phase margin of a system is used to specify which of the following ?
  1.    Frequency response
  2.    Absolute stability
  3.    Relative stability
  4.    Time response
Answer: Option C

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