Consider a characteristic equation, s4+3s3+5s2+6s+k+10=0. The condition for stability is
A. K>5
B. -10<K
C. K>-4
D. -10<K<-4
Answer:D
Consider a characteristic equation, s4+3s3+5s2+6s+k+10=0. The condition for stability is
A. K>5 B. -10<K C. K>-4 D. -10<K<-4
Explanation: Solve Roth array for the system stable, -10<K<4.