Chapter 11, Problem 11.5P

To determine

(a)

Root Locus plotting parameter $K$ and its range in terms of the parameter $p$ for the characteristic equation $6s^2+8s+3p$.

To determine

(b)

Root Locus plotting parameter $K$ and its range in terms of the parameter $p$ for the characteristic equation $3s^2+(6+p)s+5+2p$.

To determine

(c)

Root Locus plotting parameter $K$ and its range in terms of the parameter $p$ for the characteristic equation $4s^3+4p{s}^2+2s+p$.