Question: For the unity feedback system of Figure P6.3 with a. Find the range of K for stability. b. Find the frequency of oscillation when the

For the unity feedback system of Figure P6.3 with

K G(s) = (s+1)'(s +4)

a. Find the range of K for stability.

b. Find the frequency of oscillation when the system is marginally stable.

K G(s) = (s+1)'(s +4)

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