The Positiveness of the coefficients of characteristic equation is necessary as well as sufficient condition for:
A. First order system
B. Second order system
C. Third order system
D. None of the mentioned
Answer:C
The Positiveness of the coefficients of characteristic equation is necessary as well as sufficient condition for:
A. First order system B. Second order system C. Third order system D. None of the mentioned
Explanation: It does not ensure the negativeness of the real parts of the complex roots of the third or higher order systems.