2528Chemical EngineeringMedium
Routh test________?
ACannot be used to test the stability of a control system containing transportation lag
BCannot determine as to how many roots of the characteristics equation have positive real roots
CCriterion provides information about the actual location of roots
DCriterion is not applicable to systems with polynomial characteristic equation
Correct answer
A. Cannot be used to test the stability of a control system containing transportation lag
Explanation
The correct answer is Cannot be used to test the stability of a control system containing transportation lag.